(A) The provisions of this chapter shall apply to all non-residential buildings or structures which are now in existence or which may be built within the corporate limits of the city.
(B) Every non-residential building or structure and the property on which it is situated shall comply with the provisions of this chapter, whether or not such building or structure shall have been constructed, altered or repaired before or after the enactment of this chapter, and irrespective of any permits or licenses which have been issued for the use or occupancy of the building or structure or for the installment or repair of equipment or facilities.