Section 27-2007. Certain specific duties of tenants and others

In addition
  to other duties imposed upon him or her by this code, no tenant, or  any
  other person, shall:
    a.  Remove  or  render inoperative any self-closing device on any door
  which is required by any provision of law to be self-closing,  or  cause
  or permit such door to be held open by any device;
    b.  Use,  or cause or permit to be installed, a lowered door or screen
  door in addition to or in place of any required self-closing door  to  a
  public hall;
    c.  Place  any  encumbrance  before  or  upon,  or  cause access to be
  obstructed to, any fire escape, or obstruct by a baby  carriage  or  any
  encumbrance, the public halls or any required means of egress;
    d.  Take  down, alter, destroy, or in any way deface any sign required
  by this code to be displayed.
    e. Remove or render inoperative any shower head installed by the owner
  which meets the standards of subdivision P.104.2 of section  P.104.0  of
  reference standard RS-16 of the appendix to chapter one of this title.