Anchor piles must be branded with an ‘A’ mark to comply with clause 4.4. of NZS 3605:2001 Timber piles and poles for use in building. The marking must be:
- one-third of the length from the top and facing the top, or
- within 50 mm of the treatment brand facing the top, or
- it can be incorporated within the treatment brand.
NZS 3604:2011 Timber-framed buildings clause 22.214.171.124 requires timber piles to comply with NZS 3605:2001.
Summarised from BRANZ Guideline, November 2013.