Section 28-201.1. Unlawful acts

It  shall be unlawful to erect, construct,
  alter, extend, repair, fail to maintain, move, remove, demolish, occupy,
  use or operate any building, structure, premises, or  equipment,  or  to
  conduct  any  subject  matter  regulated  by  this code or by the zoning
  resolution, or to cause  same  to  be  done,  in  conflict  with  or  in
  violation  of any of the provisions of this code, the zoning resolution,
  or the rules of the department or, with regard  to  existing  buildings,
  any  applicable  provision of the 1968 building code or any other law or
  rule enforced by the department. It shall be unlawful to fail to  comply
  with  an  order  of  the  commissioner  or  to  violate any order of the
  commissioner issued pursuant to this code, the 1968 building  code,  the
  zoning resolution or any law or rule enforced by the department.