MBIE has published an amendment to Acceptable Solution B2/AS1 for timber durability. This latest amendment, B2 /AS1 amendment 8, references the following three standards together with modifications as noted below:
- NZS 3640:2003 Chemical preservation of round and sawn timber, adding amendments 4 and 5
- NZS 3602:2003 Timber and wood-based products for use in building
- NZS 3604:2011 Timber-framed buildings.