About the Code of Practice

The NZ Metal Roof and Wall Cladding Code of Practice is a comprehensive design & installation guide, and a recognised related document for Acceptable Solution E2/AS1 of the NZ Building Code.

Register here for Code of Practice v3.0 Online 

Update Policy for the Current Version 3.0

Availability of Previous Versions

Since 11 December 2017, the online version 3.0 of The NZ Metal Roof and Wall Cladding Code of Practice has provided substantially reorganised and updated information and interactive tools.

The online version has continued to be updated on a continuous basis as review of additional sections has been completed.

From 1 July 2018 all registered users will be advised quarterly of any changes made in the previous quarter, and these changes will also be registered inline.

Since Version 3.0 became available on 11 December 2017, a PDF document of Version 2.2 (published in November 2012) had remained available for download for historical reference.  This is no longer available.

If reference of previous versions of the COP is required, please contact the MRM via email: with dates and details of recommendations required.