(1) In this section and section 33, "determination" means a determination under subsection (2).
(2) The Commission shall -
(a) as soon as is practicable, but not later than 12 months after the Dublin appointed day, make a determination, and
(b) upon the expiration of that determination and each subsequent determination, make a determination,
specifying the maximum levels of airport charges that may be levied by daa in respect of Dublin Airport under the Regulations of 2011.
(3) [deleted]
(4) [deleted]
(5) 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.
(6) A determination may -
(a) provide -
(i) for an overall limit on the level of airport charges,
(ii) for limits to apply to particular categories of such charges, or
(iii) for a combination of any such limits,
(b) operate to restrict increases in any such charges, or to require reductions in them, whether by reference to any formula
…