Relevant rules in the Regulation:
- Schedule 1, Part 1.4, Division 1.4.1, section 1.21 and 1.22.
Some examples of installing, altering or removing external doors and windows include:
- bricking up an external window
- enlarging a window
- converting a window to a sliding glass door
- converting a window to double doors, and
- cutting an external wall to create a doorway or install a window.
You won't need DA approval to install, alter and remove external doors and windows if it involves no more than the following:
- replacing a door or window without changing the width of the opening in the wall
- only increasing the height or width of the door or window by no more than 340mm
- reducing the height or width of the window or door
- installing a wall to replace the door or window, or a part of the door or window
- the change is more than 1.5m away from a side boundary or 3m from a rear boundary
- installing a new door or window less than 2m wide in an exterior wall, that is less than 1m above datum ground level (low impact), and
- it complies with relevant general exemption criteria.
High-impact windows may be exempt if they follow Section 1.22 of the Regulation.
Also see: external doors and windows BA exemptions.