23. —(1) Section 35 of the Act of 2001 is amended—

(a) by substituting for subsection (2) the following:

“(2) On the expiration of a determination, the Commission shall make a determination specifying the maximum levels of aviation terminal services charges that may be imposed by the Authority.”,

(b) by substituting for subsection (3) the following:

“(3) A determination shall—

(a) be in force for such period of not less than 4 years, and

(b) come into operation on such day, as the Commission specifies.”,

and

(c) in subsection (12)(a) by deleting “on or after the expiration of a period of 2 years”.

(2) A determination made by the Commission for Aviation Regulation under section 35 of the Act of 2001 which is in force immediately before the Dublin appointed day continues in force after that day as if made under section 35 (as amended by this section).