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Luxembourg

Luxembourg

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Data Table with caption

Building Energy Code (BEC) currently in-force Grand Ducal Regulation Of 9 June 2021 On The Energy Performance Of Buildings
Date of BEC publication 1993
BEC Jurisdiction National
Climate zone classification Cool, Humid
Income Group High income
Type of BEC Prescriptive
BEC Coverage Unified BEC
* 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) 0.11
Floors U-value (W/m². K) 0.13
External walls U-value (W/m². K) 0.13
Doors U-value (W/m². K) 1
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, Permanent Shading