Section 20-262. Failure to display pedicab registration or pedicab driver's license

a. In any civil, criminal or administrative action or proceeding,  the
  failure to display the registration tag or decal on the pedicab on which
  it  is  required  to  be displayed as provided in section 20-255 of this
  subchapter shall be presumptive evidence that such pedicab has not  been
  inspected and is not duly registered as required by this subchapter.
    b.  In any civil, criminal or administrative action or proceeding, the
  failure by a pedicab driver who is required to be licensed  pursuant  to
  the  provisions  of  this  subchapter to display or to exhibit on demand
  such pedicab driver's license in accordance with the provisions of  this
  subchapter  to  any  officer  or  employee  authorized  to  enforce  the
  provisions of this subchapter, shall be presumptive evidence  that  such
  pedicab driver is not duly licensed.