This guide explores the primary BREEAM schemes applicable in the UK and touches on the internationally scheme, details the certification levels, outlines the associated costs, and examines why local authorities and end clients increasingly demand this standard.
As sustainability continues to dominate the agenda in the built environment, BREEAM (Building Research Establishment Environmental Assessment Method) has established itself as the leading holistic framework for assessing the environmental, social, and economic performance of buildings. Whether you are developing a new office in London, converting a commercial building to residential property in Richmond, or undertaking a development of industrial units in Southampton, understanding the nuances of the various BREEAM schemes is critical for compliance and commercial success.
BREEAM is not a single, rigid standard; rather, it is a suite of schemes tailored to different building types and lifecycle stages. Selecting the correct scheme is the first critical step in the certification process.
This scheme evaluates the design, construction, and performance of new non-residential buildings in the UK, including offices, retail spaces, industrial units, and educational facilities. It assesses projects across ten categories, including Energy, Health and Wellbeing, Materials, and Land Use and Ecology. The framework ensures that commercial developments minimise their environmental footprint while optimising operational efficiency.
Aimed at existing commercial and public buildings, this scheme allows developers and tenants to assess the sustainability of major renovations and interior fit-outs. It is highly flexible, allowing projects to be assessed in parts such as fabric and structure, core services, local services, or interior design, depending on the scope of the works.
Previously known as the Home Quality Mark (HQM), this scheme provides a comprehensive assessment for new-build residential developments in the UK. It focuses heavily on factors that directly impact occupants, such as thermal comfort, indoor air quality, acoustic performance, and community integration, while also demanding rigorous standards for energy and water efficiency.
This scheme is designed to improve the sustainability and environmental performance of existing housing stock. It provides a framework for evaluating retrofits, alterations, and extensions, ensuring that older properties are brought closer to modern efficiency standards without compromising their structural integrity or heritage value.
For projects outside the UK, the BREEAM International New Construction scheme provides a flexible framework that adapts to local building codes, climates, and cultural contexts. In the Channel Islands, for example, the Government of Jersey requires new non-residential buildings over 1,000 square metres to achieve a BREEAM rating against this international standard.
BREEAM assessments result in a percentage score, which translates into one of six recognised rating levels. These ratings reflect the building’s overall sustainability performance:
| Rating Level | Minimum Score Required | Description |
| Unclassified | < 30% | Fails to meet the minimum standards for certification. |
| Pass | ≥ 30% | Meets basic environmental compliance and standard good practice. |
| Good | ≥ 45% | Represents an intermediate level of sustainable design. |
| Very Good | ≥ 55% | Demonstrates advanced good practice; often the minimum standard required by local authorities. |
| Excellent | ≥ 70% | Represents best practice and significant environmental leadership. |
| Outstanding | ≥ 85% | Identifies the top 1% of buildings; requires exceptional innovation and verified operational data. |
It is important to note that achieving a high rating requires more than just a high overall percentage. BREEAM enforces minimum performance standards in critical categories, such as Energy and Water, meaning a project cannot compensate for poor energy efficiency with excellent waste management.
While BREEAM is not a statutory legal requirement across the entire UK, it is frequently made compulsory through local planning policies, funding conditions, and client demands.
Many local planning authorities use BREEAM as a benchmark to enforce their climate and sustainability objectives. For instance:
Beyond planning conditions, the market itself is a major driver for BREEAM certification. Institutional investors and corporate tenants increasingly demand high BREEAM ratings to meet their Environmental, Social, and Governance (ESG) targets. Certified buildings command rental premiums, benefit from higher occupancy rates, and often qualify for favourable “green finance” lending rates.
The cost of BREEAM certification is split between the fees paid directly to the Building Research Establishment (BRE) for registration and quality assurance, and the professional fees paid to a licensed BREEAM Assessor.
BRE fees are subject to periodic review. As of May 2025, the BRE has indicated the following standard fees :
| Scheme | BRE Registration Fee | BRE Certification Fee |
| UK Non-Domestic New Construction | £540 | Varies by size (approx. 8% increase from 2024) |
| UK Non-Domestic Refurbishment | £540 | Varies by size (approx. 8% increase from 2024) |
| UK New Construction: Residential | £540 | Varies by scale |
| International New Construction | Project specific | Project specific |
Note: The fees listed above are indicative BRE charges only. The total cost of certification will also include the BREEAM Assessor’s professional fees, which vary significantly based on project complexity, size, and the targeted rating level.
Navigating the BREEAM landscape requires strategic planning from the earliest stages of design. Whether driven by stringent local planning requirements in London, or by the commercial imperative to deliver ESG-compliant assets, achieving a “Very Good” or “Excellent” rating is now a baseline expectation in modern real estate. By understanding the schemes, the scoring mechanics, and the associated costs, developers can effectively manage the certification process and deliver truly sustainable, high-performing buildings.
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