2006 New York Code - Requirement Of License.

 
    §  26-166 Requirement of license. It shall be unlawful for any persons
  to take charge of or operate any power operated  hoisting  machine  used
  for  hoisting  purposes  or  cableways  under  the  jurisdiction  of the
  department, except power operated scaffolds and window washing machines,
  unless such person is licensed under the provisions of this article,  or
  a  holder  of  a  cerfificate  of  qualification  as  a hoisting machine
  operator prior to December twenty-ninth, nineteen hundred sixty-nine, as
  provided in section 26-131 of this subchapter. The commissioner may,  by
  rule  and  regulation, exempt operators of mobile cranes of limited size
  and capacity from the requirements of this section.