Section 28-103.1. Jurisdiction

This   code   shall  be  enforced  by  the
  commissioner of buildings, pursuant to the  provisions  of  section  six
  hundred   forty-three  of  the  New  York  city  charter.  However,  the
  commissioner of small business services may  also  enforce  all  of  the
  provisions of this code with respect to buildings under the jurisdiction
  of  the  department of small business services and the fire commissioner
  may also enforce all the provisions of this code relating to:
    1.  The  approved  number   of   persons   in   places   of   assembly
  (overcrowding);
    2. Obstruction of aisles, corridors, and exits;
    3.  The  posting  and  availability  for inspection of certificates of
  occupancy or other authorization of lawful  occupancy,  certificates  of
  compliance and place of assembly certificates of operation;
    4.  The  maintenance  of fire, smoke and carbon monoxide detection and
  alarm  systems,  fire  extinguishing  systems,  refrigerating   systems,
  storage  tanks  and  auxiliary  storage tanks for oil burning equipment,
  exit signs and path markings,  and  any  fire  or  life  safety  system,
  equipment or device intended for use by fire fighting personnel or whose
  use  or operation is subject to the New York city fire code or other law
  or rule enforced by the New York city fire department, and  any  related
  installation and signage; and
    5. The installation and testing of fire alarm systems, smoke-detecting
  and  carbon  monoxide  detecting  devices that are interconnected with a
  fire  alarm  system  or  monitored  by  a  central  station,  and   fire
  extinguishing systems for commercial cooking appliances.
    6.  Fire  fighting equipment, access to and within premises upon or in
  which construction and demolition  work  is  being  conducted,  and  the
  conduct of all construction or demolition work affecting fire prevention
  and fire fighting.