1st edition, amendment 2


Effective on 14 February 2014 until 2 November 2022

All of the Acceptable Solutions and Verification Methods relating to G7 are contained in one document.

  • G7/VM1 verifies that illuminance can be assessed using one of the BRE calculation methods in NZS 6703.
  • G7/AS1 provides design solutions to show appropriate vertical windows in external walls, and their height. Its Tables show acceptable and approximate reflectance for surface finishes.  It describes a means of showing compliance with ‘awareness of the outside environment’.

Cited content in this document can be found on the Building CodeHub website.

This information is published by the Ministry of Business, Innovation and Employment’s Chief Executive. It is a general guide only and, if used, does not relieve any person of the obligation to consider any matter to which the information relates according to the circumstances of the particular case. Expert advice may be required in specific circumstances. Where this information relates to assisting people: