Subsection (2) requires a co-ordinator of a regulated group to maintain a list of the members of the regulated group, which is the definitive list of who is a member of a regulated group at any point in time (subsection (6)).
	Subsection (3) sets out what information must be included in the membership list.
	Subsections (4) and (5) provide that the co-ordinator must make the membership list available to the Secretary of State, the primary authority and (where this is relevant to the exercise of their functions) qualifying regulators. The co-ordinator must do so as soon as is reasonably practicable, and not later than the end of the third working day after the day on which the request was received.
Part 3: Regulatory Enforcement and Sanctions Act Section 23D: Membership of a regulated group