(1)  At the completion of any gas-fitting work installing a standard gas installation, complex gas installation, standard gas installation of a prescribed class or gas storage system, a gas fitter must –

(a) commission the installation or storage system in accordance with the applicable standards; and

(b) securely attach to the installation or storage system a gas-fitting work compliance plate that states –

(i) the reference number of the gas fitter who carried out the gas-fitting work; and

(ii) the serial identification number of the gas-fitting form that is approved by the Director in respect of the gas-fitting work; and

(iii) the date the installation or storage system was commissioned by the gas fitter who carried out the gas-fitting work.

(2)  At the completion of an alteration to an existing standard gas installation, complex gas installation, standard gas installation of a prescribed class or gas storage system, a gas fitter must –

(a) ensure that the installation or storage system has been commissioned in accordance with applicable standards; and

(b) ensure, as far as reasonably practicable, that all existing gas-fitting work carried out on the installation or storage system complies with the applicable standards; and

(c) securely attach to the installation or storage system a gas-fitting work compliance plate that states –

(i) the reference number of the gas fitter who carried out the gas-fitting work; and

(ii) the serial identification number of the gas-fitting form that is approved by the Director in respect of the gas-fitting work; and

(iii) the date the installation or storage system was commissioned by the gas fitter who carried out the gas-fitting work.