147Fire safety systems in class 2–9 buildings

#### 147 Fire safety systems in class 2–9 buildings 147 Fire safety systems in class 2–9 buildings > > (1) A complying development certificate for building work involving the installation, extension or modification of a relevant fire safety system in a class 2, 3, 4, 5, 6, 7, 8 or 9 building must be issued subject to a condition that the building work must not commence unless— > > > > > (a) plans have been submitted to the principal certifier that show— > > > > > > > (i) for building work involving the installation of the relevant fire safety system—the layout, extent and location of key components of the relevant fire safety system, or > > > > > > > (ii) for building work involving the extension or modification of the relevant fire safety system—the layout, extent and location of the new or modified components of the relevant fire safety system, and > > > > > (b) specifications have been submitted to the principal certifier that— > > > > > > > (i) describe the basis for the design, installation and construction of the relevant fire safety system, and > > > > > > > (ii) identify the provisions of the Building Code of Australia on which the design of the system is based, and > > > > > (c) the plans and specifications— > > > > > > > (i) have been certified by a compliance certificate as complying with the relevant provisions of the Building Code of Australia, or > > > > > > > (ii) have been endorsed by an accredited practitioner (fire safety) as complying with the relevant provisions of the Building Code of Australia, and > > > > > (d) if the plans and specifications were submitted before the complying development certificate was issued—the plans and specifications are endorsed by a certifier with a statement that the certifier is satisfied they correctly identify the relevant performance requirements and deemed-to-satisfy provisions, and > > > > > (e) if the plans and specifications were not submitted before the complying development certificate was issued—the plans and specifications are endorsed by the principal certifier with a statement that the principal certifier is satisfied they correctly identify the relevant performance requirements and deemed-to-satisfy provisions. > > > (2) Subsection (1)(c)(ii) does not apply to the extent of an exemption under the [Environmental Planning and Assessment (Development Certification and Fire Safety) Regulation 2021](/view/html/inforce/current/sl-2021-0689). > > > (3) In this section— > > > > relevant fire safety system means the following— > > > > > (a) a hydraulic fire safety system, > > > > > (b) a fire detection and alarm system, > > > > > (c) a mechanical ducted smoke control system.