6.—(1) Subject to paragraph (3), in respect of any one application other than an application for a disabled facilities grant, a relevant person is any person who –
(a)is an applicant, or
(b)is not an applicant but is entitled to make the application and lives or intends to live in the dwelling or, as the case may be, a flat in the building,
provided that a young person shall not be a relevant person except where he is the only applicant.
(2) Subject to paragraph (3), in respect of any one application for a disabled facilities grant a relevant person is any person who –
(a)is the disabled occupant, or one of the disabled occupants, of the dwelling or the flat in the building and is not a child or young person; or
(b)is the partner, or a partner, of the disabled occupant or of one of the disabled occupants and is not a child or young person; and
is not the parent or guardian of a disabled child who lives or intends to live in the dwelling or, as the case may be, a flat in the building.
(3) Where any of sub-paragraphs (a) or (b) of paragraph (1), or any of sub-paragraphs (a) or (b) of paragraph (2) applies to both members of a couple or to more than one member of a polygamous marriage, one member only of that couple or of that polygamous marriage shall be a relevant person in respect of that application.