Section 27-2106. Registration statement; proof of contents

a. The failure of
  the  owner  or  lessee  of  an  entire  multiple dwelling to produce the
  receipt  issued  by  the  department  acknowledging  the  filing  of   a
  registration  statement,  or  the failure of a managing agent to produce
  the receipt issued by the  department  acknowledging  the  filing  of  a
  notice  of  termination,  shall  be  prima  facie evidence of failure to
  comply with the provisions of this article.
    b. Any such registration statement shall be deemed prima  facie  proof
  of  the  statements  therein  contained  in  any  action  or  proceeding
  instituted by a city agency or by a tenant against the owner, lessee  of
  an entire multiple dwelling or managing agent.