It shall be the duty of the building inspector, upon the filing of an application for a sign erection permit, to examine such plans and specifications and other data and the premises upon which it is proposed to erect the sign or other advertising structure, and if it appears that the proposed structure is in compliance with all the requirements of this title and all other laws of the city, he shall then approve issuance of the sign erection permit. If the work authorized under a sign erection permit has not been completed within six (6) months after the date of issuance, the permit shall become null and void. (Ord. 1147, 2015)