Right of admission to the United Kingdom
12.—(1) Subject to regulation 21(1), an EEA national must be admitted to the United Kingdom if he produces, on arrival, a valid national identity card or passport issued by an EEA State.
(2) Subject to regulation 21(1) and (2), a family member of an EEA national who is not himself an EEA national must be admitted to the United Kingdom if he produces, on arrival—
(a)a valid national identity card issued by an EEA State, or a valid passport; and
(b)either—
(i)where the family member is a visa national or a person who seeks to be admitted to instal himself with a qualified person, a valid EEA family permit or residence document; or
(ii)in all other cases (but only where required by an immigration officer) a document proving that he is a family member of a qualified person.