[F1ANNEX I]U.K.F2... BASIC STANDARDS FOR SAFEGUARDING CIVIL AVIATION AGAINST ACTS OF UNLAWFUL INTERFERENCE (ARTICLE 4)

2.DEMARCATED AREAS OF AIRPORTSU.K.

Aircraft parked in demarcated areas of airports to which alternative measures referred to in Article 4(4) apply, shall be separated from aircraft to which the F3... basic standards apply in full, in order to ensure that security standards applied to aircraft, passengers, baggage, cargo and mail of the latter are not compromised.