Regulation 4 Amount of supplement
(1)
Subject to paragraph (2) and to regulation 21, the amount of supplement payable in respect of a pension shall be the amount of the addition calculated (by reference to the increases payable under Part I of the Act) under Part III less the total overseas increase calculated under Part IV.
(2)
Subject to regulation 21, where a person is in receipt of more than one pension in respect of which supplement may be paid under regulation 3 and Schedule 2 applies, the amount of supplement determined under paragraph (1) in respect of each of those pensions shall where appropriate be adjusted in accordance with that Schedule.