Section 2(5)(b) was substituted by paragraph 1 of Schedule 2 to the Immigration (European Economic Area) (Amendment) Regulations 2009 (SI 2009/1117).

Sections 23(4) and (5) were repealed by paragraph 416(3) of Schedule 1 to the Transfer of Tribunal Functions and Revenue and Customs Appeals Order 2009.

The definition of "the General Commissioners" was repealed by paragraph 418(3) of Schedule 1 to the Transfer of Tribunal Functions and Revenue and Customs Appeals Order 2009.

The definition of "Northern Ireland Social Security Commissioner" was inserted by paragraph 418(4) of Schedule 1 to the Transfer of Tribunal Functions and Revenue and Customs Appeals Order 2009.

The definition of "the Special Commissioners" was repealed by paragraph 418(3) of Schedule 1 to the Transfer of Tribunal Functions and Revenue and Customs Appeals Order 2009.