Competent authority
This section has no associated Explanatory Memorandum
18. This Chapter applies to—
(a)major airports; and
(b)non-designated other airports if aircraft noise results in an Lden value of 55 dB(A) or greater or an Lnight value of 50 dB(A) or greater anywhere in first round agglomerations or agglomerations,
and the competent authority is the airport operator.