# The Civil Aviation Authority Regulations 1991, Regulation 19: Environmental cases

Extent: E+W+S+N.I.

(1) For the purposes of this part of these Regulations, “environmental application” and “environmental proposal” mean respectively an application and a proposal for the grant or variation of an air transport licence, being a licence which authorises, or which if granted would authorise, the holder to operate—
(a) a helicopter at a height of less that 3000 feet above the surface for the greater part of the distance which it flies over land; or
(b) any aircraft in circumstances which, in the opinion of the Authority, will or may cause an exceptional amount of noise, vibration, pollution or other disturbance;
but do not include—
(i) any such application or proposal which is not, in the opinion of the Authority, an application or proposal relating to a licence to operate a regular and frequent service; or
(ii) any such proposal made by the Authority to vary a licence on the ground that it is not or is no longer satisfied as to the matters specified in paragraph (a) or (b) of section 66(3) of the Act.
(2) If the Authority receives an environmental application or makes an environmental proposal it shall designate the case as an environmental case and publish notice of the designation.

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Source: https://www.legislation.gov.uk/uksi/1991/1672/regulation/19 (the official version)
Page: https://openlegislation.uk/civil-aviation-authority-regulations-1991/regulation-19
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.