(1) In section 21A(1) of the Parliamentary Salaries and Superannuation Act 1968 , for "This" substitute "Subject to sub-sections (1A) and (1B), this".
(2) After section 21A(1) of the Parliamentary Salaries and Superannuation Act 1968 insert —
"(1A) This Division does not apply to, or in respect of, a member to whom Part 4 applies.
(1B) If this Division applies to, or in respect of, a member immediately before the commencement of section 4 of the Parliamentary Superannuation Legislation (Reform) Act 2004 , the entitlements of that member are to be determined in accordance with this Division if—
(a) subject to paragraph (b), the person continues to be a member and after ceasing to be member does not subsequently become a member to whom Part 4 applies; or
(b) the person ceases to be a member as a result of resigning as a member of a House of the Parliament and is elected as a member of the other House of the Parliament within 3 months after the resignation.".