4th edition, amendment 3

Effective on 1 January 2017 until 31 March 2020


Acceptable Solutions and Verification Methods (AS and VMs) were called compliance documents. Some still have the “compliance document” title but the AS or VMs they contain are valid and unaffected by the name change.

NZS 4218:2009 replaces the 2004 version in H1/AS1 and H1/VM1. Overall the requirements in H1/AS1 do not change, but foil insulation is no longer within the scope of H1/AS1.

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: