reg 34B Obligation to join a PBS
(1) During a relevant period every scheme that has been approved under regulation 55 for the purpose of regulation 28 must be a member of a PBS which has been approved under regulation 34A and in respect of which the approval has not been withdrawn under that regulation (an approved PBS). (2) In this regulation “relevant period” means the period beginning 30 days after a PBS is approved and ending when such approval is withdrawn.