The provisions of this Act have effect (except as mentioned below) in relation to Crown employment and persons in Crown employment as in relation to other employment and other workers or employees.
The following provisions are excepted from subsection (1)—
In this section Crown employment means employment under or for the purposes of a government department or any officer or body exercising on behalf of the Crown functions conferred by an enactment.
For the purposes of the provisions of this Act as they apply in relation to Crown employment or persons in Crown employment—
Sections 137 to 143 (rights in relation to trade union membership: access to employment) apply in relation to Crown employment otherwise than under a contract only where the terms of employment correspond to those of a contract of employment.
This section has effect subject to section 274 (armed forces) and section 275 (exemption on grounds of national security).