6(1)This paragraph applies if—U.K.
(a)a function ceases (so far as exercisable in relation to either House or both) to be allocated to a joint department without being allocated to a House department, and
(b)before it ceases to be allocated, the Corporate Officers designate one or both of the House authorities for the purposes of the change.
(2)Where only one House authority is designated, the function ceasing to be allocated is to be treated as transferred from the Corporate Officers to that authority.
(3)Where both House authorities are designated, the function ceasing to be allocated is to be treated as comprising—
(a)a function transferred from the Corporate Officers to one of the House authorities, and
(b)a function transferred from the Corporate Officers to the other House authority.
(4)The transfer, or each transfer, is to be treated as the transfer of an undertaking.
(5)A person is to be treated as employed in the undertaking immediately before its transfer to a House authority if he meets the conditions in sub-paragraph (6).
(6)The conditions are—
(a)immediately before the transfer he is employed in the joint department in connection with the function ceasing to be allocated;
(b)before the transfer, the Corporate Officers designate him for the purposes of the transfer to the House authority concerned.