Rules and Regulation news in 2026
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- September 2026
OFTEC responds to consumer protection consultation for home upgrade schemes
OFTEC has told a government consultation that consumer protections for home heating work should cover every household, not only government funded jobs, and that competent person scheme registration should be mandatory.
Government announces £90 million for new and upgraded heat networks
The government has announced £90 million for new and upgraded heat networks, including £41 million for a River Thames project intended to supply 650,000 homes with clean heat.
Coalition sets out seven-point winter rescue plan for the Chancellor's Budget
The End Fuel Poverty Coalition has sent the Chancellor a seven-point Budget submission centred on writing off energy crisis arrears, as gas unit rates are forecast to double by January 2027.
More than 120 organisations call for levies to be moved off electricity bills
More than 120 organisations, coordinated by Energy UK and the Electricity Bills Taskforce, have written to the Chancellor urging that levies be moved off electricity bills and onto general taxation before the Autumn Budget.
Consumer Scotland publishes response to UK Government consultation on consumer protection for home upgrade schemes
Consumer Scotland has told a UK Government consultation it supports plans to reform consumer protection for home upgrade schemes, while seeking clarity on how a new service would work alongside Scottish programmes.
Public Accounts Committee report finds water, energy and broadband regulators fail to do enough for vulnerable people
The Public Accounts Committee has told Ofgem, Ofwat and Ofcom they are not doing enough for consumers who cannot afford their bills, and wants discounted tariffs made the default for the most financially vulnerable.
Consultation on reforming consumer protection for home upgrade schemes closes
The government consultation on reforming consumer protection for home upgrade schemes closed at 11:59pm on 10 September 2026, with feedback now being analysed.
Energy UK publishes response to DESNZ consultation on reforming consumer protection for home upgrade schemes
Energy UK has published its response to a government consultation on consumer protection for home upgrade schemes, backing installer accountability, a single certification body and a stronger Warm Homes Agency.
MCS sets out consumer protection under redeveloped installer Scheme
MCS has set out the consumer protections that will apply under its redeveloped installer Scheme, including in-house complaints handling, free binding dispute resolution and financial protection of at least six years.
FAQ page for Approved Document L 2026 edition published
The Ministry of Housing, Communities and Local Government has published answers to common questions on the 2026 edition of Approved Document L, setting out how solar requirements apply to new homes in England.
UKAS approves MCS Installer scheme updates for air-to-air heat pumps
UKAS has approved updates to the redeveloped MCS Installer scheme to incorporate air-to-air heat pumps, allowing MCS to begin accrediting certification bodies for the technology.
Consultation launched on a proposed Welsh public energy company
The Welsh Government has opened a consultation on proposals for a single national public energy company owned by the people of Wales, running until 30 November 2026.
Voco Tech Solutions Ltd joins Energy Ombudsman scheme
Voco Tech Solutions Ltd has joined the Energy Ombudsman scheme, giving its customers in Great Britain access to independent dispute resolution from 2 September 2026.
MVP deployment planned for Autumn/Winter 2026
Ofgem has confirmed the Retail Energy Code Company as delivery body for the Consumer Consent Solution, with a minimum viable product planned for deployment in autumn or winter 2026.
Reformed EPC regulations to be brought into force in autumn 2026
Reformed Energy Performance Certificate regulations in Scotland are due to come into force in autumn 2026, introducing a new Heat Retention Rating on domestic certificates.
Scottish Government publishes Programme for Government 2026 to 2031 confirming heat in buildings legislation
The Scottish Government's Programme for Government 2026 to 2031 confirms a long-delayed heat in buildings bill, but makes no mention of fuel poverty in its plans.
- August 2026
Amendment Regulations come into force
Amendment regulations defining plug-in microgenerators and permitting approved plugs for them came into force on 27th August 2026, setting an 800 watt output ceiling for plug-in solar devices in the UK.
Amendments to Class A made by the Town and Country Planning (General Permitted Development) (England) (Amendment) Order 2026 (S.I. 2026/896) come into force
Amendments to Class A permitted development rights for solar equipment in England came into force on 27 August 2026, adding separate rules for dwellinghouses and a new restriction on plug-in solar fixed to timber.
Ofgem publishes updated energy price cap levels for 1 October to 31 December 2026
Ofgem has published the energy price cap for 1 October to 31 December 2026, with Direct Debit, Standard Credit and prepayment levels all rising 4% and Economy 7 up 1%.
Nesta heat planning tool to launch in February for local authorities
Nesta has said it will launch a heat planning tool in February, built with and for local authorities, alongside findings on air-to-air heat pumps in UK homes.
New permitted development rules for domestic solar come into force
Amended permitted development rights for domestic solar in England took effect on 27 August 2026, splitting rules for houses and blocks of flats and clarifying plug-in solar, with a 12-month transition to 27 August 2027.
Government publishes interim response to Gas System in Transition consultation
The Government has published its interim response to the Gas System in Transition consultation, accepting that gas will remain important for decades and that intervention may be needed as domestic production falls.
Guidance page revised on EPC changes
The Scottish Government has revised its EPC guidance and added a page setting out how Energy Performance Certificates change from 30 April 2028, with new ratings and a shorter validity period.
Scottish EPC reform delayed to 30 April 2028
Scottish ministers have pushed back the introduction of new-style Energy Performance Certificates, validity periods and rating systems to 30 April 2028, while lodgement fees still rise this October.
Ofgem observation window for October 2026 price cap closes
Ofgem's observation window for the October 2026 price cap closed on 19 August, with the cap to be announced by 26 August and suppliers predicting a rise of about 3.7%.
MCS reported investment in its Product Scheme
MCS has appointed Bhagya Fonseka as Product Scheme Manager and is investing further in its Scheme team, saying the move will strengthen its work with certification bodies and manufacturers.
MCS strengthens Product Scheme with new appointment
MCS has announced a new appointment to strengthen its Product Scheme, the certification route that underpins product quality for small-scale renewables in UK homes.
Affected product listings will expire
Solar mounting products that lost certification to the MCS 012 standard in May 2025 will have their listings expired in the MCS databases on 10 August 2026, after a final grace period extension.
Citizens Advice publishes overheating research and calls for Warm Homes Plan to cover cooling
Citizens Advice research finds 44% of UK adults feel they lack control over home overheating, and the charity wants the Warm Homes Plan to fund summer cooling as well as winter heating.
Four updated MCS product standards come into effect
Four updated MCS product standards take effect on 1 August 2026, with a six-month grace period for solar PV products whose certificates are withdrawn on the same date.
Government announces consultation on ZEV Mandate
The government has opened a consultation on the Zero Emission Vehicle Mandate, the rules governing the path to zero-emission driving by 2035, drawing a welcome from the motor industry body SMMT.
UK Government to consult on raising minimum rented EPC rating to C by 2030
The UK Government will consult on raising the minimum energy efficiency rating for privately rented homes in England and Wales to EPC C or its equivalent by 2030, up from the current minimum of E.
Grace period begins for MCS 005 solar PV products
MCS has opened a six-month grace period for solar PV products that lose certification under updated standards, allowing existing stock to be used in certified installations until 1 February 2027.
Ofgem wrote to 65,000 households over solid wall insulation quality issues
Ofgem has written to 65,000 households that may have had poor-quality solid wall insulation fitted under the Energy Company Obligation and Great British Insulation Scheme since 2022.
Scottish Government published an updated BRIA for amended EPC regulations
The Scottish Government has published an updated impact assessment for amended Energy Performance Certificate regulations, confirming that previously identified impacts stand but their timing has shifted.
- July 2026
Ofgem opens consultation on proposed changes to the CfD cost allowance in the energy price cap
Ofgem has opened a consultation on changing how the Contracts for Difference cost allowance is calculated within the energy price cap, proposing a volume reconciliation from April 2027.
Citizens Advice publishes report recommending a national advice strategy for energy home upgrades
Citizens Advice has called for a national advice strategy covering information, advice and in-home assessments, with a gov.uk hub run by the Warm Homes Agency, to help households navigate energy home upgrades.
HIES unveils refreshed brand identity and new website
HIES, the home insulation and energy systems quality assured contractors scheme, has unveiled a refreshed brand identity and new website, calling it the next stage in its evolution.
British Gas Energy Trust calls on Prime Minister to back plan to end fuel poverty
The British Gas Energy Trust has written to the Prime Minister setting out five national priorities it says are needed to end fuel poverty across Britain.
Product Eligibility List updated
Ofgem has published a new version of the Boiler Upgrade Scheme Product Eligibility List, the register of heat pumps and biomass boilers that meet the scheme's MCS standards.
Ofgem publishes first Consumer Vulnerability Strategy Progress Report
Ofgem's first Consumer Vulnerability Strategy progress report finds supplier support for vulnerable households improving but uneven, with 58% of customers behind on bills lacking a repayment plan at the end of 2025.
Government response to plug-in solar consultation published
The government has published its response to the plug-in solar consultation, confirming it intends to proceed with regulatory amendments and an interim product specification for compliant devices.
Plug-in Solar Device Interim Product Specification version 2 published
The Secretary of State published version 2 of the Plug-in Solar Device Interim Product Specification on 16 July 2026, alongside regulations that make compliant plug-in solar kits legal to connect through a standard socket.
Citizens Advice responds to consultation on Electricity Bill Discount Scheme cost allowance methodology
Citizens Advice has told a consultation on the Electricity Bill Discount Scheme cost allowance that extra levies should not be added to electricity unit rates and that schemes should be funded from general taxation.
Citizens Advice responds to Ofgem consultation on price cap debt-related costs
Citizens Advice has told Ofgem that the debt-related cost allowance in the energy price cap was set too high, led to material over-recovery and needs a further downward adjustment.
Ian Rippin announced he will step down as MCS CEO
Ian Rippin will stand down as chief executive of MCS, the UK certification body for small-scale renewables, after more than eight years, with chief operating officer Lisa Cooke named as his successor.
Lisa Cooke appointed MCS Managing Director
Lisa Cooke, currently MCS Chief Operating Officer, will succeed Ian Rippin as Managing Director of the UK certification body for small-scale renewables from 1 August 2026.
Citizens Advice updates RIIO-2 review, estimating network company windfall rising to £7 billion by 2028
Citizens Advice has updated its review of the RIIO-2 price controls to include 2024/25, finding network company windfalls worth around £5 billion to 2025 and up to £7 billion by 2028.
Citizens Advice publishes report on unlocking innovation in the energy retail market
Citizens Advice has published research setting out six policy options for reforming the Universal Service Obligation and the price cap, saying retail market reform has stalled and innovation is progressing slowly.
Updated BUS guidance published reflecting scheme changes
Ofgem published updated Boiler Upgrade Scheme guidance for installers and property owners on 2 July 2026, ahead of applications opening on 21 July under amended scheme rules.
Which? publishes response to DESNZ plug in solar consultation
Which? has told the government that safety concerns around plug in solar must be resolved before the products go on sale in the UK, while backing their potential to cut bills.
Government announces summer consultation on permitted development rights for heat pumps
The government has announced a summer consultation on permitted development rights for heat pumps, as analysis suggests households have spent up to £8 million on planning applications that are mostly approved.
Ofgem July price cap rise is the biggest jump in years
Ofgem's July price cap rise is the biggest jump in years, Uswitch says, with 12 million households on standard variable tariffs facing higher bills unless they fix.
Ofgem publishes call for input on Cost Allocation Review
Ofgem's first Consumer Vulnerability Strategy progress report finds support for households in debt is improving but uneven, with 58% of customers behind on bills lacking a repayment plan at the end of 2025.
Ofgem re-publishes price cap levels for July to September 2026 under revised 2026 TDCV
Ofgem has re-published the July to September 2026 price cap levels using new lower typical consumption figures, with the cap for a typical direct debit household rising 13 per cent to £1,663.
Plug-in Solar Device Interim Product Specification Version 2.0 issued
The Department for Energy Security and Net Zero has issued Version 2.0 of its interim product specification for plug-in solar devices, setting the technical and safety limits that will govern the products.
Trust writes to Prime Minister with five priorities to end fuel poverty
British Gas Energy Trust has written to the Prime Minister setting out five priorities to end fuel poverty, saying immediate help must be paired with action on debt, income and housing.
- June 2026
Deadline for Government and Parliament to decide the Seventh Carbon Budget level
The Government has set a draft Seventh Carbon Budget of 535 million tonnes of carbon dioxide equivalent for 2038 to 2042, and Parliament must approve or reject it by 30 June 2026.
Citizens Advice publishes Future of Prepayment discussion paper
Citizens Advice has published a discussion paper on the future of prepayment energy, covering self-disconnection, rising debt and whether current safeguards remain fit for purpose.
Revised Typical Domestic Consumption Values take effect for the price cap from 1 July 2026
Ofgem's revised Typical Domestic Consumption Values took effect on 1 July 2026, restating price cap bill figures at lower assumed electricity and gas use for the July to September quarter.
Climate Change Committee publishes annual progress assessment warning faster electrification would cut household bills
The Climate Change Committee's annual progress assessment says emissions fell 1.8% in 2025 but warns slower electrification is leaving households exposed to fossil fuel price shocks.
Ofgem opens consultation on implementing outcomes-based regulation
Ofgem has opened a consultation on putting outcomes-based regulation into practice for energy suppliers, starting with billing rules, with responses due by 19 August 2026.
Consultation launched on reforming consumer protection for home upgrade schemes
The government has opened a consultation on a single consumer protection service for home upgrades, alongside higher repair cover for faulty solid wall insulation and faster Energy Ombudsman decisions.
DESNZ announces reforms to improve access to Energy Ombudsman
The government has set out reforms to the Energy Ombudsman, cutting the time householders must wait before escalating a complaint and adding compensation when remedies are not carried out on time.
Government publishes response to energy redress consultation
The government has published its response to the Fairer, faster redress in the energy market consultation, setting out which proposals on Energy Ombudsman powers it will progress.
Government responds to consultation on strengthening energy supply market protections
The government has responded to its consultation on energy supply market protections, committing to stronger Energy Ombudsman powers and easier automatic referral for complaining households.
Which? responds to Government consultation following botched insulation schemes
Which? has told a Government consultation that stronger consumer protections, qualified installers and cost-free redress are needed to restore trust after past insulation schemes.
Retailers join government plans for plug-in solar and consultation launched
Retailers including B&Q, Currys, Amazon and Lidl have joined government plans for plug-in solar, as DESNZ opened a consultation on enforcing safe consumer installation rules.
Energy Saving Trust to continue overseeing Energy Redress Scheme payments under renewed Ofgem contract
Energy Saving Trust has announced a renewed contract with Ofgem to keep overseeing Energy Redress Scheme payments, the body confirmed on 15 June 2026.
Five electrotechnical bodies issue joint statement urging caution on plug-in solar panels
Five electrotechnical bodies have told Government that plug-in solar panels should not reach the mass market until product standards, enforcement and installation rules are fully in place.
Ofgem publishes final PPM Market Compliance Review report
Ofgem's final prepayment meter market compliance review reports £7,037,003 in compensation, £13 million in debt written off and £55 million in support, with 1,925 wrongful installations found.
Government sets proposed Seventh Carbon Budget level at ~87% emissions reduction for 2038-42
The government has laid a draft Seventh Carbon Budget before Parliament, adopting the Climate Change Committee's advised target of around 87% emissions reduction for 2038 to 2042.
First LDES Cap and Floor window supported 16 projects
Ofgem has published minded-to decisions to give cap and floor investment support to 16 long-duration electricity storage projects totalling 7.6GW and 137GWh of capacity.
Government publishes consultation on consumer protection for home upgrades
The Government has opened a consultation on reforming consumer protection for home upgrades, with proposals for a single end-to-end service and a public register of approved installers.
Ofgem consults on proposed Debt Outcome and Billing Outcome
Ofgem has consulted on a proposed Debt Outcome and a proposed billing outcome, part of a wider move to outcomes-based regulation of how suppliers treat customers who are behind on their bills.
Ofgem publishes version 3 of Warm Home Discount guidance for England and Wales
Ofgem has published version 3 of its Warm Home Discount guidance for England and Wales, covering scheme years 16 to 20 after the scheme was extended from 2026 to 2031.
Permitted development rights for air source heat pumps updated in Wales
Permitted development rights for air source heat pumps in Wales were updated on 1 June 2026, raising the unit size limit, allowing two units on detached homes and permitting air-to-air installations.
- May 2026
MCS 020a to become the only permitted certification scheme for air source heat pumps
From 28 May 2026 the MCS 020a planning standard becomes the only certification scheme accepted for air source heat pump installations under permitted development rights in England.
Ofgem decides to update gas and electricity TDCVs from 1 July 2026
Ofgem has confirmed lower typical domestic consumption values for gas and electricity, to be used across the energy sector from 1 July 2026, after consulting on the figures in March.
Ofgem publishes updated energy price cap levels for 1 July to 30 September 2026
Ofgem has published the energy price cap for 1 July to 30 September 2026, raising the Direct Debit annual bill level from £1,641 to £1,862, a 13% increase driven by wholesale gas costs.
NEPC warns government to speed up electricity system digitalisation for Clean Power 2030
The National Engineering Policy Centre has told government to speed up digitalisation of the Great Britain electricity system, warning that weak coordination and slow smart meter uptake put Clean Power 2030 at risk.
Product Eligibility List updated
Ofgem updated the Boiler Upgrade Scheme Product Eligibility List on 21 May 2026, the administrative tool that identifies heat pumps and biomass boilers meeting the scheme's MCS standards.
Climate Change Committee publishes A Well-Adapted UK report
The Climate Change Committee has published A Well-Adapted UK, warning that heat, flooding and drought threaten UK homes and setting out cooling, flood protection and water security as priorities.
Consultation on updating standards for local space heating products closes
A government consultation on replacing ecodesign rules for local space heaters in Great Britain closed on 20 May 2026, with officials now analysing the responses.
Citizens Advice responds to conclusion of Ofgem British Gas prepayment meter investigation
Citizens Advice has responded to the conclusion of Ofgem's investigation into British Gas prepayment meter installations, saying the settlement shows forced installations have serious consequences and calling for real compensation.
Brighton & Hove cabinet approves citywide smoke control area
Brighton & Hove's cabinet has approved a single citywide smoke control area to replace five existing zones, with resident communications planned for autumn 2026 ahead of the winter heating season.
Ofgem publishes WHD annual report for scheme year 14
Ofgem's annual report on the Warm Home Discount shows suppliers spent £595.2 million in scheme year 14 and issued 3.41 million rebates of £150 to households in or at risk of fuel poverty.
Call for input on energy price cap technical approach to MHHS closes
Ofgem's call for input on adapting the energy price cap's wholesale allowance to Market Wide Half-Hourly Settlement closed on 6 May 2026, after responses were requested by 5 May.
Citizens Advice responds to Ofgem consultation on price cap technical approach to MHHS
Citizens Advice has told Ofgem it supports keeping a single-rate price cap alongside a time-of-use variant, but opposes moving all default consumers onto default time-of-use tariffs.
Energy Saving Trust responds to lender energy performance consultation
The Energy Saving Trust has welcomed government proposals for a mandatory energy performance duty on mortgage lenders, but says the current scope would reach only a fraction of the homes it could.
G99/NI Fast Track application limit raised to 60A per phase
NIE Networks has raised the G99/NI Fast Track application limit in Northern Ireland from 16A to 60A per phase, while keeping the export limit at 16A per phase.
Intended introduction of Heat in Buildings Bill after Scottish election
The Scottish Government has paused its Heat in Buildings Bill and now intends to introduce it after the Scottish Parliament returns following the May 2026 election, subject to the outcome.
Ofgem to announce July price cap level towards end of May
Ofgem will announce the July to September 2026 price cap level towards the end of May, with forecasts pointing to a rise driven by wholesale gas costs after the Iran conflict.
Smart metering regulations signed into force
Regulations and amendments enacting smart metering consumer protection changes were signed into force in May 2026, alongside a wider clean flexibility update covering tariffs, storage and settlement.
- April 2026
Green Pulse Energy listed as inactive by Energy Ombudsman
The Energy Ombudsman now records Green Pulse Energy as inactive, with its membership of the dispute scheme ending on 30 April 2026 after a period beginning 9 April 2025.
Interim evaluation of Warm Home Discount scheme published
DESNZ has published interim findings from its evaluation of the Warm Home Discount scheme, covering recipient and supplier experiences in the 2022 to 2023 and 2023 to 2024 scheme years.
EPC no longer required as a standing eligibility criterion from 28 April 2026
Ofgem has removed the requirement for a valid EPC as a standing eligibility criterion for the Boiler Upgrade Scheme from 28 April 2026, with alternative evidence accepted where no certificate exists.
Energy Saving Trust published its response to the Welsh Government’s Building Regulations Part L and F Review: Stage 2B
The Energy Saving Trust has published its response to the Welsh Government's Building Regulations Part L and F Review Stage 2B, covering energy efficiency in non-domestic buildings and overheating in new homes.
Energy Saving Trust publishes response on ecodesign requirements for air heating and cooling products
The Energy Saving Trust has backed UK standards aligning with revised EU ecodesign rules for air heating and cooling products, calling for wider scope, clearer labels and faster access to spare parts.
Product safety report published for Sigenergy SigenStor Energy Controller quick connect AC plug
The Office for Product Safety and Standards has published a product safety report for the Sigenergy SigenStor Energy Controller with quick connect AC plug, citing a risk of burns from overheating.
Government publishes final report of the review of Ofgem
The Government has published the final report of its review of Ofgem, setting out reforms to the regulator's duties, enforcement powers, capability and accountability.
DESNZ announces Boiler Upgrade Scheme funding increase for oil and LPG users
DESNZ has raised the Boiler Upgrade Scheme grant to £9,000 for oil and LPG heated homes in England and Wales, matching Scotland, with the uplift applying to applications from 21 July 2026.
Energy Secretary sets out clean energy superpower plans
The government has set out the first major reform of Ofgem's remit since 2000, giving the regulator direct consumer law enforcement powers and the ability to ban energy bosses' bonuses.
Energy UK and BFY Group publish Demand Better report calling for retail energy market reset
Energy UK and BFY Group have published Demand Better, a report calling for a reset of the retail energy market to deliver flexibility, dynamic pricing and stronger consumer protections.
Amended Approved Documents published ahead of Future Homes and Buildings Standard
Amended Approved Documents L and F for England have been published ahead of the Future Homes and Buildings Standard, with the main provisions coming into force on 24th March 2027.
Welsh Government publishes Approved Document L 2026 and Approved Document F Volume 1
The Welsh Government has published Approved Document L 2026 Volumes 1 and 2 and Approved Document F, Ventilation, Volume 1, setting new build fabric and ventilation standards for Wales.
Citizens Advice published its response on the future role of DNOs
Citizens Advice has told Ofgem that the evidence does not yet justify giving electricity distribution network operators a bigger role in energy efficiency and low carbon technologies.
Clean Heat Market Mechanism target begins
From 1 April 2026 boiler and heating appliance manufacturers must meet 6% of their sales with heat pumps or buy credits under the Clean Heat Market Mechanism.
Connections Charging Statement effective from 1 April 2026
Cadent Gas has published a Connections Charging Statement effective from 1 April 2026, alongside standard pricing for domestic gas connection alterations in its East Midlands network.
Energy Systems Catapult responds to DESNZ Home Energy Model consultation
Energy Systems Catapult has told the government that Energy Performance Certificates should use real-world data and report outcomes rather than name specific technologies.
Government moves to break the link between gas and electricity prices
The government has announced voluntary long-term fixed-price contracts for existing low-carbon generators, a move intended to reduce how often gas sets the wholesale electricity price.
MCS Redeveloped Installer Scheme rollout began
Ofgem's Boiler Upgrade Scheme installer guidance confirms MCS is rolling out a redeveloped installer scheme through 2026 and into early 2027, alongside rule changes effective 28 April 2026.
Ofgem launches one-year lower standing charge tariff pilot
Ofgem has begun a one-year pilot under which four large suppliers offer eligible households lower standing charge tariffs, testing whether cutting the daily fixed fee changes how customers use energy.
Publication of BS 7671:2018+A4:2026
BSI published BS 7671:2018+A4:2026 on 15 April 2026, adding a chapter on stationary battery storage and giving installers until 15 October 2026 before the previous edition is withdrawn.
Regulations come into force and scheme year 16 begins
The Warm Home Discount (England and Wales) Regulations 2026 came into force on 1st April 2026, continuing the scheme to 2030 with a £150 rebate and a £78 million non-core spending obligation for scheme year 16.
Rolling submissions for ECO4 to GBIS reassignment open
Ofgem will allow energy suppliers to make rolling submissions to reassign ECO4 delivery to the Great British Insulation Scheme from 30 April 2026, under guidance published for the scheme's final year.
Updated Guaranteed Standards of Performance Customer Payment Scheme document published
National Grid Electricity Distribution has published the April 2026 edition of the Guaranteed Standards of Performance Customer Payment Scheme, setting out when households are owed money for lengthy power cuts.
- March 2026
ECO4 Innovation applications stop being accepted
Ofgem has stopped accepting ECO4 Innovation Measure and Data Light Measure applications after 31 March 2026, though applications received before that date will still be considered.
NICEIC stops offering PAS 2030 certification
NICEIC has stopped offering certification for PAS 2030 from 31 March 2026, saying all businesses it previously certified under the scheme have been informed.
Average £150 of costs to come off energy bills from April
The government says policy changes have taken an average of £150 off household energy bills from April 2026, as Ofgem's price cap for 1 April to 30 June 2026 falls 7% to £1,641 for a typical direct debit household.
Warm Home Discount Regulations 2026 made with Treasury consent
The Warm Home Discount (England and Wales) Regulations 2026 were made on 27th March 2026 with Treasury consent, continuing the scheme to 31st March 2030 and setting supplier spending obligations to scheme year 20.
Consultation on updating standards for local space heating products opens
The government has opened a consultation on replacing Great Britain's ecodesign rules for local space heating products, running from 25 March to 20 May 2026.
Ofgem opens call for input on adapting the energy price cap for MHHS
Ofgem has opened a call for input on how the wholesale allowance within the energy price cap should change to accommodate Market Wide Half-Hourly Settlement, with responses due by 5 May 2026.
Approved Document F (2026) first published
The Ministry of Housing, Communities and Local Government has published Approved Document F (2026), the statutory ventilation guidance supporting Part F of the Building Regulations 2010 in England.
Energy Ombudsman publishes guidance on energy bill debt support
The Energy Ombudsman has published guidance for households struggling with energy bills, setting out how financial difficulty is defined, what suppliers must offer and how to escalate a complaint.
Future Homes Standard full technical specification published
The full technical specification of the Future Homes Standard was published on 24 March 2026, setting low carbon heating and solar requirements for new homes in England from 2027 and 2028.
GOV.UK publishes RPC opinion on Future Homes and Buildings Standards impact assessments
The Regulatory Policy Committee rated the impact assessments behind the Future Homes and Buildings Standards as not fit for purpose, publishing its opinion on 25 March 2026.
Government announces acceleration of plug-in solar plans
The government published the Future Homes Standard on 24 March 2026 and said it would accelerate plans to make plug-in solar panels available in the UK within months.
Government confirms final tumble dryer standards with single 10 month transition
The government has confirmed final ecodesign and energy labelling rules for household tumble dryers in Great Britain, with a single 10 month transition and a review due by 9 December 2032.
NAPIT welcomes Future Homes Standard announcement
NAPIT has welcomed the Government's Future Homes Standard, saying it could create significant opportunities for members installing solar panels, heat pumps, batteries and electric vehicle chargers.
Energy digitalisation framework published
The Department for Energy Security and Net Zero and Ofgem have published a joint framework setting out how digitalisation of the energy system will be coordinated across England, Scotland and Wales.
Which? publishes response to DESNZ consultation on the Home Energy Model for EPCs
Which? has published its response to the government's consultation on the Home Energy Model for Energy Performance Certificates, welcoming reform while warning that accuracy problems and the 10 year validity period remain unaddressed.
Government response to tumble dryer product standards consultation published
The government has confirmed new Ecodesign and Energy Labelling rules for household tumble dryers in Great Britain, phasing out less efficient vented, gas and condenser models in favour of heat pump machines.
Citizens Advice responds to DESNZ consultation on the Home Energy Model: EPCs
Citizens Advice has responded to the DESNZ consultation on the Home Energy Model for EPCs, backing the modular approach in principle while raising concerns on data standards, costs and electric storage heating.
Energy Systems Catapult publishes response to DESNZ load control licence consultation
Energy Systems Catapult has published its response to the government's consultation on draft load control licence regulations, calling for a proportionate, risk-based approach that targets only those who control load.
Government to explore regulation of the heating oil market
The Government has committed over £50 million to help low-income households that use heating oil and will explore regulating a market it says is not functioning properly.
CMA announces detailed examination of the whole heating oil market
The Competition and Markets Authority will take forward a detailed examination of the whole heating oil market at pace, the government has confirmed alongside over £50 million of support for households.
Welsh Government sets out support for householders affected by ECO closure and CES ceasing trading
The Welsh Government has set out support routes for households affected by the closure of the Energy Company Obligation scheme and the collapse of installer Consumer Energy Solutions.
CCC publishes report on cost of Net Zero versus fossil fuel price shocks
The Climate Change Committee says the total extra cost of reaching Net Zero by 2050 is likely to be no larger than the cost of one fossil fuel price shock on the scale of 2022.
Ofgem announced approval of Tesla Energy Ventures Limited's electricity supply licence
Ofgem has granted Tesla Energy Ventures Limited a licence to supply electricity to households and businesses across Great Britain, effective from 11 March 2026.
Smart Metering Policy Framework Post 2025 laid before parliament
The government has published its response to the 2025 smart metering consultation, confirming a 90-day supplier duty on non-communicating meters and rollout completion by the end of 2030.
Energy Secretary and Minister Shanks write to heating oil industry warning of increased prices
The Energy Secretary and Minister Shanks wrote jointly to the heating oil industry on 9 March warning of increased prices and of action to protect consumers.
Partial government response published
The government has published its partial response to the 2024 Energy Performance of Buildings consultation, confirming four new headline metrics for domestic EPCs and changes to when certificates are required.
Transition of existing businesses begins
NICEIC began moving certified installers onto the redeveloped MCS Installer scheme on 9 March 2026, with all new applicants assessed under the new rules from the same date.
Welsh Government issued circular WGC 003/2026
The Welsh Government has issued circular WGC 003/2026, setting out Building Regulations amendments that will require on-site renewable electricity generation on new homes in Wales from March 2027.
Launch of Future Homes Standard Ready campaign
The Future Homes Hub has launched a campaign to prepare homebuilders for the Future Homes Standard, which will be mandatory on homes where construction starts after March 2028.
Consultation response published and implementing regulations laid in Parliament
The Government has published its response to the 2023 Future Homes and Buildings Standards consultation and laid regulations amending the Building Regulations 2010, with the standards due to come into force on 24 March 2027.
Electrical Safety First publishes statement on plug-in solar following Future Homes Standard announcement
Electrical Safety First has published a statement on plug-in solar after the Government announced plans to widen their availability, warning that such systems are not currently permitted by regulations.
Energy Digitalisation Framework published
The government and Ofgem have published an Energy Digitalisation Framework, set out in a July 2026 update to the Clean Flexibility Roadmap, to coordinate the digital programmes underpinning household and business energy flexibility.
Future Homes Standard announced
The Future Homes Standard for new homes in England was published in March 2026, with a coming-into-force date of 24 March 2027 and a twelve-month transition period to March 2028.
Future Homes Standard and Future Buildings Standard regulations announced
Regulations giving effect to the Future Homes Standard and Future Buildings Standard were announced in March 2026, requiring low-carbon heating and solar panels in most new buildings in England from 2027 or 2028.
Government announced plug-in solar available in UK shops within months
The government said in March 2026 that plug-in solar kits would reach UK shops within months, with regulations to be updated so households can connect sub-800W systems.
Government to consult on reforming consumer protection for energy installations
The government will consult in 2026 on bringing oversight of energy efficiency and microgeneration installations for its schemes under closer government control, and on the role of the Warm Homes Agency.
Government publishes response to Approved Document O call for evidence
The Government has published its response to a call for evidence on Approved Document O, which covers overheating in homes, and announced a review of Part O alongside new building standards for England.
Great British Insulation Scheme closes to applications
The Great British Insulation Scheme closed to applications after the government declined to extend it beyond March 2026, ending supplier-funded insulation for lower council tax band homes.
IGEM responds to Home Energy Model: EPC consultation opposing heating metric rating caps
IGEM has told DESNZ it disagrees with proposed Home Energy Model EPC rules that would cap ratings for fossil-fuel and hybrid heating and reserve A and B bands for electric cooking.
Ofgem publishes consultation with minded-to position of no further debt cost adjustment
Ofgem has set out a minded-to position not to add any further adjustment to the energy price cap for historical debt-related costs between April 2022 and June 2025.
Solid fuel burning consultation closed
Defra's annual progress report confirms the solid fuel burning consultation, covering stricter stove emission limits, higher wet wood fines and mandatory warning labels, closed in March 2026 and is still under review.
- February 2026
Summary of responses published for Part L 2025 review
The Welsh Government has published its summary of responses to the 2025 review of Building Regulations Part L, covering planned changes to energy efficiency standards in new and existing buildings.
Cabinet Secretary met Ofgem officials on the next price cap
The Welsh Government's Cabinet Secretary for Social Justice met Ofgem officials the day before confirming the next energy price cap, which falls by £117 to £1,641 from 1 April 2026.
CCC warns buildings and NETs policies put post-2030 carbon budgets at risk
The Climate Change Committee says Scotland has credible plans for 91 per cent of the emissions cuts needed to 2030, but warns weak buildings and negative emissions policies put later carbon budgets at risk.
Warm Home Discount costs to move from standing charges to unit rate
Ofgem has confirmed that Warm Home Discount costs will move from standing charges to the unit rate, cutting standing charges by an average of £13 for dual fuel customers from April.
Ofgem announces 7% fall in energy price cap from April 2026
Ofgem has confirmed the energy price cap will fall by 7%, or £117, to £1,641 a year for a typical Direct Debit dual fuel household from 1 April to 30 June 2026.
Compensation under smart meter GSOPs 1-3 commences
Ofgem has brought smart meter Guaranteed Standards of Performance 1 to 3 into legislation, with automatic supplier compensation for breaches starting on 23 February 2026.
Ofgem rule requires supplier response within five working days and £40 compensation for smart meter problems
Ofgem rules in force from 23 February 2026 require suppliers to set out a smart meter fix plan within five working days or pay £40 compensation automatically.
Smart metering Guaranteed Standards of Performance GSOPs 1-3 come into force
Ofgem's Guaranteed Standards of Performance 1 to 3 for smart metering took effect on 23 February 2026, covering installation appointments, failed installations and initial assessment of reported problems.
Energy Saving Trust publishes response to PRS energy performance consultation
The Energy Saving Trust has backed the government's plan to raise minimum energy efficiency standards for privately rented homes, while urging faster action on EPC reform and landlord support.
Energy Saving Trust responds to Treasury interim report on net zero costs
The Energy Saving Trust has told the Treasury that energy efficiency and electrification can cut household bills, opposing new energy bill levies and backing National Infrastructure Bank support for home upgrades.
Gas System in Transition consultation closes
The government's Gas System in Transition consultation on gas infrastructure and supply security closed on 18 February 2026, the first step in a programme to manage long-term gas security of supply.
Assessment period for the first 2026 price cap ends
The assessment window for the energy price cap that takes effect on 1 April 2026 closed on 17 February 2026, meaning later wholesale market movements will not feed into the level Ofgem announces.
RPC gives red rating to Future Homes and Buildings Standards impact assessments
The Regulatory Policy Committee rated the Ministry of Housing, Communities and Local Government's impact assessments for the Future Homes and Buildings Standards as red, meaning not fit for purpose.
Energy Systems Catapult responds to DESNZ energy smart appliances consultation
Energy Systems Catapult has published its response to the government's consultation on first phase energy smart appliance regulations, calling for definitions that can adapt as technology changes.
Government response to WHD cost recovery consultation published
The government has confirmed that energy suppliers should recover Warm Home Discount costs from the unit rate for electricity and gas from 1 April 2026, rather than the standing charge.
Home Energy Model launch delayed and will not coincide with Future Homes Standard
The government has delayed the launch of the Home Energy Model so it will not arrive with the Future Homes Standard, leaving SAP 10.3 as the sole approved methodology at first.
Energy Ombudsman warns of increase in scam emails impersonating it and suppliers
The Energy Ombudsman has published guidance on a rise in fraudulent emails that impersonate it and some suppliers, telling recipients a complaint has been reviewed and pressing them to complete forms.
BEAMA publishes response to Energy Smart Appliance Regulations consultation
BEAMA has responded to all five sections of the DESNZ consultation on Energy Smart Appliance Regulations, raising concerns over timelines, metering, cyber security and randomised delay.
Citizens Advice responds to DESNZ consultation on Phase 1 Energy Smart Appliances regulations
Citizens Advice has published a broadly supportive response to the government's consultation on first phase Energy Smart Appliances regulations, setting conditions on accessibility, accountability, interoperability and transparency.
Oil heated homes reach 12,000 consultation submissions
OFTEC reports more than 12,000 submissions from oil heated homes to the government's Alternative Clean Heating consultation, with days left before it closes.
Domestic battery installations resume under WH:SHF
Domestic battery installations alongside solar panels have resumed under the Warm Homes: Social Housing Fund from 2 February 2026, after an interim solution was developed to fill a gap in product standards.
Outreach to extend to all MCS certified installations under redeveloped installer Scheme
MCS will contact every household that receives an MCS certified installation, across all technologies and funding routes, as its redeveloped installer Scheme rolls out through 2026 and into 2027.
UK government announces consultation on expanding permitted development for heat pumps
Nesta has welcomed a UK government plan to consult this year on widening permitted development rights for heat pumps, as its research sets out the delays and costs households face.
Ofgem announced a one-year pilot of lower standing charges starting in April 2026, later put back to June 2026
Ofgem will pilot lower standing charges from June 2026, offered first by four large suppliers with a cap on how many customers can sign up.
Ofgem brought in £40 compensation for smart meter installation issues
Ofgem reforms confirmed in February 2026 make households eligible for a £40 automatic payment when smart meter installations are delayed or fail, or when faults are not resolved promptly.
- January 2026
Ofgem decides to progress automatic compensation under GSOPs 1-3 and defers GSOP 4
Ofgem has confirmed that automatic compensation for three smart meter service failures will go ahead, while a fourth standard covering meters not operating in smart mode is deferred.
Ofgem publishes Final Decision on smart metering Guaranteed Standards of Performance
Ofgem has published its Final Decision on Guaranteed Standards of Performance for smart metering, setting out further detail on the proposals being taken forward, with the standards in place since 23 February 2026.
Feedback published on Heat in Buildings Bill consultation
The Scottish Government has dropped plans to ban polluting heating in individual homes, publishing consultation feedback that shifts the Heat in Buildings Bill to collective targets and delays its introduction.
Scottish Government plans introduction of draft buildings and heat networks Bill in next Parliament
The Scottish Government has published its response to the Heat in Buildings Bill consultation and confirmed the draft Bill will not be introduced before the 2026 Scottish Parliament election.
CIBSE launches Domestic Heating Design Guide 2026
CIBSE has published the 11th edition of its Domestic Heating Design Guide, setting out practical guidance for designing domestic heating and hot water systems in UK homes.
New heat network regulations take effect
Stronger rules for heat network suppliers and operators on customer service, supply reliability, billing and fair pricing took effect on 27 January 2026, with free advice and ombudsman redress already in place.
Heat networks regulatory commencement date confirmed as 27 January 2026
Ofgem has published finalised consumer protection guidance for heat networks and confirmed the new regulatory regime starts on 27 January 2026 across Great Britain.
Statutory Instrument for smart meter GSOPs 1-3 signed
Ofgem has signed the Statutory Instrument bringing smart meter Guaranteed Standards of Performance 1 to 3 into legislation, with consumer compensation starting on 23 February 2026.
Minister publishes response to consultation on Low Carbon Heating Support
Northern Ireland's Economy Minister has published the government response to a consultation on support for low carbon heating in homes, setting out findings from 107 responses and next steps.
Heat network consumer protections introduced across Great Britain with Ofgem as regulator
Heat network customers in England, Scotland and Wales came under Ofgem regulation on 27 January 2026, with new rules on pricing, billing, vulnerable customer support and complaint handling.
Public Accounts Committee publishes report on faulty energy efficiency installations
The Public Accounts Committee has reported 30,000 homes with defective energy efficiency installations and called for independent supervision of wall insulation retrofit schemes.
Future Homes Standard publication confirmed for Q1 2026
The Warm Homes Plan confirms the Future Homes Standard will be published in the first quarter of 2026, alongside £15 billion to upgrade five million homes by 2030.
Green Alliance publishes visual report on cutting home energy bills
Green Alliance has published a visual report setting out insulation standards, heat pump and solar panel rollout as ways to cut household energy bills permanently and tackle fuel poverty.
Consumer Scotland publishes response to Ofgem consultation on energy debt when consumers move house
Consumer Scotland has responded to an Ofgem consultation on energy debt arising when consumers move house, tentatively supporting reform while setting out risks and recommendations.
Fuel Poverty Strategy for England first published
The government has published its Fuel Poverty Strategy for England, setting out six priority outcomes for tackling fuel poverty, with a correction to Figure 9 made five days later.
Government responds to EPC reform consultation and publishes MEES response alongside Warm Homes Plan
The government has confirmed that privately rented homes in England and Wales must reach EPC C across two metrics by October 2030, publishing its EPC reform and MEES responses alongside the Warm Homes Plan.
Government response to heat network zoning consultation published
The government has published its response to the 2023 consultation on heat network zoning in England, setting out how feedback shaped policy on zone identification, requirements and delivery.
New warm homes agency to be established and Salix abolished
The government has set out a Warm Homes Plan allocating £15 billion, abolishing the ECO scheme and Salix, and creating a new warm homes agency to consolidate delivery functions.
Warm Homes Plan first published
The Department for Energy Security and Net Zero published the Warm Homes Plan on 21 January 2026, a policy paper setting out how it intends to cut energy bills and upgrade homes.
Government launches £15 billion Warm Homes Plan
The government has launched a £15 billion Warm Homes Plan to upgrade up to five million homes, cut bills and lift up to a million families out of fuel poverty by 2030.
Citizens Advice responds to DESNZ's Tariff Interoperability consultation
Citizens Advice has backed government plans to standardise electricity tariff data so households can compare deals and switch more easily, while warning that small business suppliers may be left out.
Naps Independent Energy Advice listed as inactive by Energy Ombudsman
The Energy Ombudsman has recorded the broker Naps Independent Energy Advice as inactive, with its membership of the dispute scheme shown as ending on 19 January 2026.
Record 8.4GW of offshore wind secures CfD contracts in AR7
The government's seventh Contracts for Difference auction has awarded a record 8.4GW of offshore wind capacity, split between five fixed-foundation projects and two floating schemes.
Consumer Scotland publishes response opposing moving Warm Home Discount costs to unit rate
Consumer Scotland has told the UK government not to move Warm Home Discount costs from standing charges to unit rates, saying higher-use households would pay more and the change should wait for Ofgem's wider review.
Consultation on WHD cost recovery closed
The government has confirmed that energy suppliers should recover Warm Home Discount costs from the unit rate rather than the standing charge from 1 April 2026, after a consultation that drew 778 responses.
Citizens Advice responds to consultation on amending ECO4 order for grant-funded cost recovery
Citizens Advice has backed amending the ECO4 order so suppliers are paid through Exchequer funding rather than higher bills, while warning that retrospective payments must not cut future fuel poverty funding.
New benchmark consumption takes effect in the price cap
Ofgem has updated the assumed household consumption figures used to set the energy price cap, cutting the gas benchmark to 11,500 kWh and electricity to 2,700 kWh from 1 January 2026.
Comprehensive assessment of the MCS Customer Commitment expected in early 2026
The government expects to assess the MCS Customer Commitment in early 2026 before deciding whether to recognise it as a consumer code for the Boiler Upgrade Scheme.
Debt Relief Scheme to launch in early 2026
Ofgem has set the energy price cap for 1 January to 31 March 2026 and confirmed a Debt Relief Scheme for around 195,000 people on means-tested benefits will launch in early 2026.
DEFRA minister says no final decision made on wood-burning stove ban
A DEFRA minister said in January 2026 that no final decision had been made on banning wood-burning stoves, as a consultation on cutting domestic burning emissions runs.
Domestic price cap falls to £1,758 for January to March 2026
Ofgem's price cap for January to March 2026 is set at £1,758 a year for a typical dual-fuel direct debit household, down from £1,849 in April 2025 as wholesale costs eased.
Existing Targets Framework to cease to have effect
The four-year smart meter Targets Framework ends on 1 January 2026, with no further annual installation targets set for suppliers, under post-2025 proposals from the government.
Financial vulnerability rises as "doing well" share falls for the first time since 2023
Ofgem's January 2026 survey shows the share of households classified as doing well fell from 53% to 44%, the first drop since 2023, with financial vulnerability back to January 2025 levels.
Government consultation on continuing the Warm Home Discount concluded
A government consultation on continuing the Warm Home Discount has concluded, with changes to the scheme made in response from April 2026 onwards.
Next price cap change due on 1 January 2026
The energy price cap rose 2% on 1 October 2025 to £1,755 a year for a typical household, and changes again on 1 January 2026, with the next level due by 25 November.
Ofgem publishes letter and guide for energy suppliers and debt advice providers
Ofgem has published a letter to energy suppliers and a guide for suppliers and debt advice providers after failing to agree a voluntary Code of Practice on debt support.
Ofgem to regulate heat networks
Ofgem becomes the regulator for heat networks across England, Scotland and Wales from January 2026, with consumer protection rules commencing on 27 January and the Energy Ombudsman already handling disputes.
Partial response to Energy Performance of Buildings regime reforms consultation published
The Ministry of Housing, Communities and Local Government has published a post-implementation review of the 2012 Energy Performance of Buildings Regulations for England and Wales, covering January 2018 to January 2023.
Phase 1 SLCs expected to come into force
Ofgem expects the first phase of its Debt Relief Scheme special licence conditions to come into force in January 2026, with applications opening to households on means-tested benefits in the first quarter of the year.
SMMT says gap between EV demand and ZEV mandate ambition is increasing
The SMMT said in its January 2026 release on 2025 car sales that the gap between electric vehicle demand and the ambition of the UK's zero emission vehicle mandate is increasing rather than diminishing.
UKERC publishes Review of Energy Policy 2025
UKERC's Review of Energy Policy 2025 attributes most of a £169 real-terms rise in typical electricity bills to wholesale gas prices, and backs the decision against zonal pricing.