(a) No person shall solicit, collect, receive or contract for any fee or other compensation for the loading or unloading of waterborne freight onto or from vehicles other than railroad cars at piers or at other waterfront terminals within the Port of New York District unless:

1. (1) such person, or his employee, shall actually perform the loading or unloading services; and

2. (2) such person is:

   1. (i) a carrier of freight by water, but only at piers at which its vessels are berthed; or
   2. (ii) any other carrier of freight (including, but not limited to, railroads and truckers), but only in connection with freight transported or to be transported by such carrier; or
   3. (iii) an operator of a pier or other waterfront terminal (including railroads, truck terminal operators, warehouseman and other persons), but only at a pier or other waterfront terminal operated by it; or
   4. (iv) a shipper or consignee of freight, but only in connection with freight shipped by such shipper or consigned to such consignee; or
   5. (v) a stevedore licensed under article VI of the Act, whether or not such waterborne freight has been or is to be transported by a carrier of freight by water with which such stevedore shall have a contract of the type prescribed by subdivision (d) of section 3 of article VI of the Act.