State Environmental Planning Policy (Exempt and Complying Development Codes) 2008
Current version for 1 July 2020 to date (accessed 3 July 2020 at 09:44)
5.24   Development standards
(1)  The standards specified for that development are that the development must—
(a)  be located on a side or rear boundary, and
(b)  not be more than 3m above ground level (existing), and
(c)  not be of solid construction.
(2)  Despite subclause (1), any fence located along the boundary of a site that adjoins land within a residential zone or a lane must be open for at least 75% of the area of the fence that is more than 1.8m above ground level (existing).
 Development standards for fences that are exempt development are specified in Division 1 of Part 2.