6(1)The Civil Aviation Act 1949 shall be amended as follows.
(2)In section 19(2A) (inserted by paragraph 9(4)(b) of Schedule 1 to the [1978 c. 4.] Civil Aviation Act 1978) in paragraph (a) for " (Authorisation Procedure) Act 1946 " substitute " Act 1981 ".
(3)In section 23(3) for "(Authorisation Procedure) Act 1946" substitute " Act 1981 other than Part VI ".
(4)In section 23(4) for "(Authorisation Procedure) Act 1946" substitute " Act 1981 ".
(5)In section 28(6) of the Civil Aviation Act 1949 for the words from "(Authorisation Procedure)" to the end of the subsection substitute " Act 1981 shall apply to a compulsory purchase under this subsection ".