United Kingdom (UK) Net-Zero Energy Buildings Market Overview, 2031

Key Insights

• According to the research report, "United Kingdom Net-Zero Energy Buildings Market Outlook, 2031," published by Bonafide Research, the United Kingdom Net-Zero Energy Buildings Market is anticipated to grow at more than 17.11% CAGR from 2026 to 2031.
• The United Kingdom's net-zero energy buildings market is being reshaped by stronger new-build energy-performance requirements and record deployment of low-carbon technologies. The Future Homes and Buildings Standards were published in March 2026 and are scheduled to take effect from 24 March 2027 in England, requiring new homes to achieve substantially higher energy performance and low-carbon heating, while MCS recorded more than 60,000 certified heat pump installations and 267,032 certified rooftop solar installations across the UK during 2025.
• The dominant country-specific driver is the combination of new-build regulation and rising energy-efficiency requirements for existing rented housing. The government has confirmed that privately rented homes in England and Wales are intended to meet an EPC C or equivalent standard by 1 October 2030, subject to the required legislative changes, while social housing in England is being brought under a reformed standard requiring EPC C or equivalent against one metric by April 2030 and a second metric by April 2039. These requirements are creating a substantial multi-year retrofit pipeline.
• A defining current trend is the integration of rooftop solar, battery storage and heat pumps within residential energy systems. MCS reported 267,032 certified rooftop solar installations in 2025, 31% above the previous 2011 record, alongside more than 60,000 certified heat pump installations and more than 40,000 certified battery-storage installations. The simultaneous growth of these technologies indicates increasing consumer and installer interest in coordinated systems that combine electrified heating, on-site generation and energy flexibility.
• Technologically, air-source heat pumps remain central to UK deployment, while ground-source heat pump networks are developing new financing and procurement models for residential developments. Kensa's networked ground-source approach uses shared ground-loop infrastructure that can be funded separately from individual heat-pump installations, reducing the upfront infrastructure requirement for developers and social landlords. This model is particularly relevant to multifamily housing and larger developments where repeated building configurations can support standardised low-carbon heating deployment.

Market Outlook

• The UK's net-zero buildings market is moving from policy development toward implementation, with the Future Homes and Buildings Standards establishing a defined compliance date for new construction in England. The standards take effect on 24 March 2027, followed by transitional arrangements, and require new homes to achieve high energy-efficiency performance and low-carbon heating. The policy does not prescribe heat pumps for every building in isolation, as compliant low-carbon heat networks can also qualify, but gas boilers will not meet the required performance standard under the new framework.
• New-build activity remains an important demand channel despite a subdued construction environment. In England, new-build dwelling completions were estimated at 141,290 in the year to September 2025, down 10% year-on-year, while annual new-build starts increased to 117,980. At the same time, MCS reported that new-build properties accounted for a significant share of certified rooftop solar deployment during 2025. This combination suggests that equipment demand will increasingly depend on both construction recovery and the preparation of developers for the 2027 regulatory requirements.
• Renovation and retrofitting should remain a major market pathway because existing buildings account for a large share of the country's energy-efficiency improvement opportunity. The confirmed policy direction for privately rented homes requires EPC C or equivalent by October 2030, while social housing in England faces a first EPC C metric by April 2030 and a second by April 2039. These requirements are expected to support demand for insulation, heating upgrades, heat pumps, smart technologies, building controls and other fabric and energy-performance measures.
• Equipment demand is being supported by a combination of record technology deployment and government incentives. The Boiler Upgrade Scheme budget was £295 million for 2025/26, with the wider Warm Homes Plan committing £2.7 billion to the scheme through 2030. Current grants include £7,500 for eligible air-to-water and ground-source heat pumps, while eligible off-gas-grid properties replacing oil or LPG heating can receive £9,000 from 21 July 2026. This provides continuing support for low-carbon heating adoption without implying a guaranteed installation-growth rate.

Policies & Regulatory Landscape

• The Future Homes and Buildings Standards form the central new-build regulatory development in England. Published on 24 March 2026, the standards amend the Building Regulations to require new homes to achieve substantially higher energy performance and low-carbon heating, with solar panels included on the majority of new homes. The standards come into force on 24 March 2027, with transitional arrangements for projects already within the building-control process. Scotland, Wales and Northern Ireland operate separate building-regulation systems and therefore require separate compliance assessment.
• The Minimum Energy Efficiency Standards for privately rented homes are being strengthened through a government-confirmed policy response for England and Wales. The higher standard is intended to apply to all qualifying privately rented homes by 1 October 2030, subject to the necessary legislative changes. Properties will need to meet a primary fabric-performance standard and either a heating-system or smart-readiness standard under the reformed EPC framework, while landlords will generally be required to invest up to £10,000 per property before qualifying for an exemption where the standard cannot be achieved.
• Social housing in England is subject to a separate policy framework through the reformed Decent Homes Standard. Social landlords are required to achieve EPC C or equivalent against one of the specified reformed EPC metrics by 1 April 2030 and a second metric by 1 April 2039, unless a valid exemption applies. The flexibility to choose between fabric performance, smart readiness and heating-system metrics allows housing providers to tailor retrofit programmes to the characteristics of their existing stock while maintaining a defined long-term efficiency pathway.
• Non-domestic MEES requirements are also being strengthened, although the implementation pathway differs from the domestic rented sector. The government confirmed in June 2026 its intention that, from 2031, privately rented buildings above 1,000 square metres in England and Wales should reach EPC B where cost-effective, subject to secondary legislation. The previously proposed 2027 EPC C milestone will not proceed. This creates a longer planning window for larger commercial landlords to assess HVAC, insulation, controls and other efficiency investments.

Net-Zero Energy Buildings Procurement & Industry Impact

• Public and social housing procurement is increasingly structured around coordinated retrofit programmes rather than individual property upgrades. The £1.29 billion Warm Homes: Social Housing Fund Wave 3 supports energy-efficiency improvements in social housing in England, with housing providers using the funding for measures including insulation, glazing, solar and heating upgrades. Large portfolio owners can therefore procure retrofit services at scale, increasing the importance of standardised designs, framework agreements, contractor capacity, monitoring requirements and the ability to deliver multiple measures across geographically dispersed housing stock.
• Equipment suppliers are increasingly engaging with infrastructure investors and developers to finance shared low-carbon heating systems rather than relying solely on individual equipment sales. Kensa's networked ground-source heat-pump model allows shared ground-loop infrastructure to be funded as an asset while individual properties receive connected heat pumps. A £70 million investment by Legal & General Capital and Octopus Energy into Kensa has supported expansion of this approach, while Smart Pension's £330 million investment into Octopus Energy Generation funds has supported UK clean-energy projects including the South Wales ground-source heat-pump network.
• Developer-led procurement is adjusting ahead of the Future Homes and Buildings Standards. Housebuilders increasingly need to incorporate low-carbon heating, higher fabric performance and renewable generation during the design stage rather than treating these technologies as post-construction additions. This affects mechanical design, electrical capacity, roof configuration, plant-room requirements, controls, commissioning and supply-chain planning. Developers adopting standardised specifications across repeat-build programmes can reduce procurement complexity while improving readiness for the 2027 regulatory requirements.
• Contractor and skilled-labour capacity remains an important constraint on the pace of retrofit delivery. Heat-pump deployment requires appropriately trained installers, while whole-house energy upgrades require coordination among insulation contractors, electricians, heating specialists, energy assessors and retrofit coordinators. Government support for heat-pump training and the expansion of the Warm Homes Plan are intended to strengthen the supply chain, but the availability of qualified labour, quality-assurance requirements and consumer confidence will remain important factors affecting actual installation volumes.
• Corporate and cross-sector procurement is increasingly linking building investment with measurable energy performance rather than relying only on individual technology purchases. Commercial landlords, housing providers, developers and public-sector organisations can combine energy assessments, fabric upgrades, low-carbon heating, solar generation, storage, controls and ongoing monitoring within broader performance programmes. This creates opportunities for engineering firms, energy-service companies, technology integrators and specialist contractors that can manage multiple components and demonstrate measurable improvements in building energy performance.

Industry News

• In March 2026, the UK government published the Future Homes and Buildings Standards and associated Building Circular, confirming the new regulatory framework for England. The standards are scheduled to come into force on 24 March 2027 and require new homes to achieve high energy performance and low-carbon heating, with solar panels included on the majority of new homes.
• In February 2026, MCS reported that 2025 was a record year for certified small-scale renewable installations across UK homes and small businesses. Rooftop solar reached 267,032 installations, while more than 60,000 certified heat pumps and more than 40,000 battery-storage systems were installed. The development demonstrates simultaneous growth across key residential net-zero technologies.
• In January 2026, the UK government published the Warm Homes Plan, committing £15 billion of public investment to upgrade up to 5 million homes by 2030. The plan combines support for insulation, heat pumps, solar panels and batteries with grant and loan mechanisms, creating a longer-term framework for residential energy-efficiency and clean-heating investment.
• In 2025, Smart Pension announced an initial £330 million investment into two funds managed by Octopus Energy Generation, with the investment supporting UK clean-energy projects including Kensa's ground-source heat-pump network in South Wales. The project demonstrates how institutional capital can support shared low-carbon heating infrastructure for new residential developments.

Segment Analysis

Net-Zero Energy Buildings By Project Type
• New construction in England is being reshaped by the Future Homes and Buildings Standards, which come into force from 24 March 2027 and require high energy performance, low-carbon heating and on-site renewable generation for the majority of new homes. Developers are increasingly required to consider heat pumps, solar PV, electrical infrastructure, building fabric and controls during initial design, while transitional arrangements provide a defined period for projects already progressing through the regulatory system.
• Renovation and retrofitting is supported by the large existing housing stock and increasingly defined efficiency requirements across rented properties. Private rented homes are intended to meet EPC C or equivalent by October 2030, while social housing in England faces staged EPC C requirements from 2030 and 2039. These measures are expected to support insulation, glazing, heating replacement, heat pumps, smart controls, solar PV and other upgrades, although project scope will vary according to building condition, cost and eligibility for funding.

Net-Zero Energy Buildings By Building Type
• Residential demand spans owner-occupied, private rented and social housing, with each segment influenced by different combinations of regulation, funding and household economics. MCS recorded more than 60,000 certified heat pump installations and 267,032 certified rooftop solar installations across the UK in 2025, demonstrating strong technology deployment. Private landlords face the planned 2030 EPC requirement, while social housing providers are implementing funded portfolio-level retrofit programmes to improve energy performance and reduce household energy costs.
• Non-Residential buildings, including offices, retail, hospitality, healthcare, education and public facilities, provide opportunities for integrated energy-performance upgrades despite weaker construction conditions in some commercial segments. The government's planned EPC B requirement from 2031 for privately rented buildings above 1,000 square metres in England and Wales, where cost-effective and subject to legislation, is expected to encourage investment in HVAC, insulation, controls, energy management and other building-performance measures.



Net-Zero Energy Buildings By Component
• Equipment demand is centred on heat pumps, efficient HVAC, solar PV, battery storage, smart controls and building-fabric technologies. More than 60,000 MCS-certified heat pumps and 267,032 rooftop solar systems were installed across the UK in 2025, while battery-storage installations exceeded 40,000. The Boiler Upgrade Scheme continues to support heat-pump adoption through grants, while shared ground-source heat-pump networks are creating additional equipment opportunities in multifamily and new-development applications.
• Solutions and services demand is expanding as building owners need support across assessment, design, installation, commissioning and ongoing performance management. Energy assessments, EPC services, retrofit coordination, building-energy modelling, monitoring, measurement and verification, and building-management integration are increasingly relevant to projects combining fabric upgrades with heat pumps, solar, storage and smart technologies. The evolving domestic and non-domestic efficiency frameworks are also increasing the importance of compliance advisory services and long-term building-performance optimisation.

Considered in this report
• Historic Year: 2020
• Base year: 2025
• Estimated year: 2026
• Forecast year: 2031

Aspects covered in this report
• Net-Zero Energy Buildings with its value and forecast along with its segments
• Various drivers and challenges
• On-going trends and developments
• Top profiled companies
• Strategic recommendation



By Project Type
• New Construction
• Renovation & Retrofitting

By Building Type
• Residential
• Non-residential

By Component
• Equipment
• Solutions & Services