A. A copy of the permits shall be kept on the premises open to public inspection during the prosecution of the work and until the completion of the same.
B. The building inspector may require a certified copy of the approved plans to be kept on the premises at all times from the commencement of the work to the completion thereof.
C. The building inspector shall be given at least twelve hours' notice of the starting of work under a permit. (Prior code § 11-3-10 (l))