# The Aviation Safety and Air Traffic Management (Amendment) Regulations 2022, Regulation 4: Amendment of Commission Implementing Regulation (EU) No 923/2012 (common rules of the air)


(1) Article 2 (definitions) is amended as follows.
(2) After paragraph 61 (‘control zone’) insert—
“61A. ‘critical area’ means an area of defined dimensions extending around the ground equipment of a precision instrument approach within which the presence of vehicles or aircraft will cause unacceptable disturbance of the guidance signals;”.
(3) After paragraph 118 (‘secondary surveillance radar (SSR)’) insert—
“118A. ‘sensitive area’ means an area extending beyond the critical area within which the parking or movement, or both parking and movement, of aircraft or vehicles will affect the guidance signal to the extent that it may be rendered as an unacceptable disturbance to aircraft using the signal;”.

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Source: https://www.legislation.gov.uk/uksi/2022/1235/regulation/4 (the official version)
Page: https://openlegislation.uk/aviation-safety-and-air-traffic-management-amendment-regulations-2022/regulation-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.