(1)No person shall engage any other person for employment, or employ any other person, as a dock worker in a port specified in Schedule 1 to this Act unless he holds a licence for the purpose and except in accordance with the terms of the licence:
Provided that the foregoing provision shall not apply—
(a)to the engagement for employment, or the employment, of a person in any port by the licensing authority for the port; or
(b)to the employment of a person by the Board in pursuance of the provisions of any labour scheme.
(2)A licensing authority shall not engage any person for employment, or employ any person, as a dock worker in a port so specified for which it is the licensing authority unless the authority has in accordance with the following provisions of this Part of this Act made a proposal to employ dock workers in that port and is entitled under those provisions to carry out the proposal.
(3)No person shall work as a dock worker in a port so specified unless—
(a)he does so in the employment of another person ; or
(b)at the time he does so, he employs some other person as a permanent worker in that port.
(4)Any person who contravenes any of the foregoing provisions of this section shall be liable on summary conviction—
(a)if an individual, to imprisonment for a term not exceeding three months or to a fine not exceeding £50 or both ;
(b)if a body corporate, to a fine not exceeding £500.