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Information sheets

HIA information sheets cover a wide range of industry topics. Prepared by HIA information specialists, they are designed to help HIA members answer questions about a variety of complex areas. You can search by category. Members can also talk to HIA for additional help and support.


  • AS/NZS 3000: 2018 – Changes to Wiring Rules Standard (634KB)

    This information sheet provides an overview of the changes to the new version of the Wiring Rules Standard.

  • BCA Gutter Overflow provisions (322KB) This item/page is locked

    This information sheet provides an overview of the BCA gutter overflow requirements that were introduced in 2016.

  • Bushfire standard now available

    Bushfire standard now available at no direct cost for users HIA recently advised members that they will have easier access to the bushfire construction standard AS 3959 following an agreement by Standards Australia to waive the cost for access to the standard.

  • Condensation management NCC 2019 changes explained

    The National Construction Code (NCC) 2019 introduced new provisions to help minimize the impacts of condensation within houses and apartments.

  • Different framing options

    Benefits of using either timber or steel frames in house building

  • Mandatory sprinkler protection for Class 2 & 3 buildings (245KB)

    This information sheet provides an overview of the changes included in the 2019 National Construction Code that have introduced mandatory sprinkler requirements for Class 2 & 3 buildings that has a rise in storey of 4 or more storeys. Information on the different methods for compliance, including the use of drinking water or hydrant sprinkler systems is provided, and includes a summary of the offsets that can be made to other fire protection provisions when using sprinklers.

  • NCC 2019 Out of Cycle Amendment

    This information sheet provides a detailed breakdown on the changes included in NCC 2019 out of cycle amendment that will take affect shortly.

  • NCC Energy Efficiency Verification Using Reference Building Method

    This information sheet provides advice to members about the release of a video by the ABCB on changes to reference building method and how to apply the method.

  • New Requirements for Performance Solutions

    From 1 July 2021, the NCC will include new requirements for demonstrating compliance through Performance Solutions for building and plumbing work.

  • Product Substitution Guide

    Are you considering or required to substitute/change a building product for one that was originally specified or requested? Then this guide will provide you with information you should consider regarding managing product substitution while complying with the regulatory framework and the National Construction Code (NCC).