(a) Posted use and occupancy. Every building and structure and part thereof designed for and listed among high hazard, storage, mercantile, industrial or business use groups as determined in regulations promulgated pursuant to provisions of this chapter shall be posted on all floors by the owner with a suitably designed placard in a form designated by the director, which shall be securely fastened to the structure in a readily visible place, stating: the use group, the fire grading, the live load and the occupancy load.
(b) Posted occupancy load. Every building and structure and part thereof designed for a use listed among the assembly building or institutional building use groups as determined in regulations promulgated pursuant to provisions of this chapter shall be posted with an approved placard designating the maximum occupancy load.
(c) Replacement of posted signs. All posting signs shall be furnished by the owner and shall be of permanent design; they shall not be removed or defaced and, if lost, removed or defaced, shall be immediately replaced.
(d) Periodic inspection. The director may periodically inspect all existing buildings and structures except one- and two-family dwellings, for compliance with the law in respect to posting, or he may accept the report of such inspection from an authorized licensed professional engineer or architect and such inspection and report shall specify any violation of the requirements of this chapter in respect to the posting of floor load, fire grading, occupancy load and use group of the building. (1975 L.M.C., ch. 1, § 1.)