1 July 2015 transitional arrangements
AccuRate - new version fully accredited from 1 November 2014, no other version can be used for new projects.
The National Administrator has accredited Accurate Sustainability Version 18.104.22.168 for use under NatHERS from 1 November 2014.
Previous versions of Accurate and Accurate Sustainability are no longer accredited.
Technical Note 1.2 is for use with software using Chenath engine V3.13 only.
Zoning guide for the Technical Note 1.2 (2014) is also available for assessors information.
NatHERS Accreditation of Software Tools
The National Administrator would like to provide an update on the accreditation progress with the three current NatHERS accredited software tools.
A revised and updated Protocol for Assessor Accrediting Organisations has been released.
The NatHERS Benchmark study engaged 344 NatHERS assessors who volunteered to assess one of four randomly-selected house plans in their chosen NatHERS software tool.
New assessors will be required to be qualified with the Certificate IV in NatHERS Assessment from January 2014.
NatHERS Software Technical Notes