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EE 02 Applying NCC energy efficiency measures to existing Class 2 to 9 buildings

This Practice Note provides guidance on the application of the NCC part J1 energy efficiency measures for alterations to existing Class 2 to 9 buildings, excluding Class 2 SOUs and Class 4 parts of a building, and:

  • Requirements for Class 2 to 9 buildings
  • Partial compliance
  • Energy Efficiency: Deemed-to-Satisfy provisions
  • Air-conditioning and ventilation systems
  • Artificial light and power
  • Access for maintenance
Version history
Category
Energy efficiency 2022
Document number
01
Version
1.a
Published
12 October 2023
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