Terms used in this Chapter that are used in—
Chapters 2 to 4 (rights relating to zero hours workers, etc), or
Chapter 5 (including Schedule A1) (rights relating to agency workers),
have the same meaning as in those Chapters or that Chapter (including that Schedule).
In this Chapter, "certificate of independence" means a certificate issued under section 6 of the Trade Union and Labour Relations (Consolidation) Act 1992.