What is the role of a legislature party in relation to a member of a House belonging to any political party in accordance with paragraph 2 or 4?
The role of a legislature party in relation to a member of a House belonging to any political party in accordance with paragraph 2 or 4 is to determine the group consisting of all the members of that House for the time being belonging to that political party. This is done in accordance with the provisions of paragraph 2 (or, as the case may be, paragraph 4).