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Data Table with caption

Building Energy Code (BEC) currently in-force Building Act 1984; Building Regulations 2010 (si 2010/2214); Building Regulations Etc. (amendment) (england) Regulations 2021 (si 2021/1391)
Date of BEC publication 2010
BEC Jurisdiction National
Climate zone classification Mixed, Humid
Income Group High income
Type of BEC Combination (Prescriptive/Performance-Based )
BEC Coverage Passive design; Space Heating; Space Cooling; Water Heating; Lighting
* denotes coverage is through the European Ecodesign Directive

Indicator Mandatory Minimum Requirements
Maximum Solar Heat Gain Coefficient (SHGC) Yes
Roof U-value (W/m². K) 0.16
Floors U-value (W/m². K) 0.18
External walls U-value (W/m². K)
Doors U-value (W/m². K) 1.6
Air leakage prevention Yes
Enforcement Mechanisms Checklist of Passive Design; Thermal Transmittance or Insulation Calculations for Building Envelope; Solar Heat Gains Calculations for Building Envelope; Glazing Factors for Fenestration