# The Air Navigation (Environmental Standards For Non-Part 21 Aircraft) Order 2008, Part 2: Noise Certification for Non-Part 21 aircraft




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Source: https://www.legislation.gov.uk/uksi/2008/3133/part/2 (the official version)
Page: https://openlegislation.uk/air-navigation-environmental-standards-for-non-part-21-aircraft-order-2008/part-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.