A building permit issued under this Part is to –

(a) be in an approved form; and

(b) specify that the permit has been issued in respect of permit building work; and

(c) specify each condition that has been imposed on the permit under section 145 , other than a prescribed condition; and

(d) if relevant, specify the period within which the permit building work is to be commenced; and

(e) specify when the permit expires.