4. Any premises occupied in whole or in part by—
(a)a partner or relative of a single claimant or any member of the family as the home where that person is aged 60 or over or is incapacitated;
(b)the former partner of a claimant as the home; but this provision is not to apply where the former partner is a person from whom the claimant is estranged or divorced or with whom the person formed a civil partnership that has been dissolved.