12(1)This paragraph has effect in relation to a determination under section 16 of the Government of Wales Act 1998 which is in force immediately before the commencement of the repeal of that section by this Act.U.K.
(2)So far as relating to the Assembly First Secretary elected under that Act and the Assembly Secretaries appointed under that Act, the determination has effect after that time as if made under section 53, and applies—
(a)in relation to the First Minister as it applied before that time in relation to the Assembly First Secretary elected under that Act, and
(b)in relation to the Welsh Ministers appointed under section 48 of this Act as it applied before that time in relation to the Assembly Secretaries appointed under that Act.
(3)Otherwise, the determination has effect after that time as if made under section 20, and applies—
(a)in relation to the Presiding Officer as it applied before that time in relation to the presiding officer elected under the Government of Wales Act 1998,
(b)in relation to the Deputy Presiding Officer as it applied before that time in relation to the deputy presiding officer elected under that Act,
(c)in relation to the leader of the largest political group without an executive role as it applied before that time in relation to the leader of the largest political party not represented on the executive committee constituted by that Act, and
(d)in relation to any other Assembly member as it applied before that time in relation to members of the Assembly constituted by that Act.
(4)For the purposes of sub-paragraph (3)(c) a political group is the largest political group without an executive role if—
(a)it is not a political group with an executive role, and
(b)more Assembly members belong to it than to each other political group which is not a political group with an executive role.
(5)This paragraph has effect in relation to determinations under section 18 of the Government of Wales Act 1998 (c. 38) as it has effect in relation to determinations under section 16 of that Act, but as if references in this paragraph to members of, or office-holders in connection with, the Assembly (as constituted by the Government of Wales Act 1998 or this Act) were references to persons who have ceased to be such members or office-holders.