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 |
GENERAL INQUIRIES
Luxembourg
Luxembourg

* denotes coverage is through the European Ecodesign Directive
Types of Standards
On selection, change the data
Passive design (Residential)
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 |