Wiring rules

Mandatory wiring rules from 1 January 2019

The wiring rules are essential for electricians, inspectors and regulators, ​as they specify the electrical installation safety requirements for all premises in Australia & New Zealand.

Compliance with the new wiring rules will be applied on a mandatory basis in accordance with relevant State legislation from 1 January 2019.

The 2018 edition of Electrical installations (Australian/NewZealand Wiring Rules 3000:2018​, is now available. The rules have been developed by Standards Australia in collaboration with industry experts and government.

Key changes to the Wiring Rules Standard include:

  • New and revised definitions
  • Residual Current Devices (RCD) required for all domestic and residential final sub-circuits
  • Additional requirements for RCDs for non-domestic installations
  • Additional requirements for clearance in switch rooms
  • Improved installation safety requirements for cables
  • Revised requirements for soft wiring
  • Enhanced safety requirements for recessed luminaires
  • Isolator requirements for water heaters, air conditioning and heat pump equipment
  • Earthing requirements for outbuildings clarified and expanded
  • Damp situations expanded to include different shower head configuration
  • Distributors and generation systems in classified zones clarified
  • Clarification of requirements for lifts which are not safety services
  • Enhanced protection for arcing faults
  • Guidelines for electric vehicle charging
  • Updated and expanded appendices.

The 2007 edition of the Wiring Rules is available from SAI Global and remains in effect until 31 December 2018.

The Quick Reference Guide - Wiring Rules 2018 and Electrical Safety Standards is also available on the SAI Global website.

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