3.—(1) Subject to sub-paragraphs (2) and (3) below, any participant may become a contributor to the AVC Scheme by making written application in such form as the Parliamentary corporation shall require and by having such application accepted.
(2) A contributor may not make any contributions to the AVC Scheme after he has ceased to be a participant, but may make a further application under sub-paragraph (1) above if he again becomes a participant.
(3) The Parliamentary corporation may, with effect from such date as it may determine, close the AVC Scheme to participants who are not contributors to the AVC Scheme at that date.