Article 9 - Essential requirements

• Regulation (EU) 2021/1087 found in: Basic Regulation EU 2018/1139 (Jan 2023)

##### Article 9 – Essential requirements Regulation (EU) 2021/1087 1. Aircraft referred to in points (a) and (b) of [Article 2(1)](#_DxCrossRefBm1884563515), other than unmanned aircraft, and their engines, propellers, parts and non-installed equipment shall comply with the essential requirements for airworthiness set out in [Annex II](#_DxCrossRefBm1884563529) to this Regulation. 2. As regards noise and emissions, those aircraft and their engines, propellers, parts and non-installed equipment shall comply with the environmental protection requirements contained in Amendment 13 to Volume I, in Amendment 10 to Volume II, and in Amendment 1 to Volume III, all as applicable on 1 January 2021, of Annex 16 to the Chicago Convention. The essential requirements for environmental compatibility set out in [Annex III](#_DxCrossRefBm1884563528) to this Regulation shall apply to products, parts and non-installed equipment to the extent that the provisions of the Chicago Convention referred to in the first subparagraph of this paragraph do not contain environmental protection requirements. Organisations involved in the design, production and maintenance of products referred to in points (a) and (b) of [Article 2(1)](#_DxCrossRefBm1884563515) shall comply with point 8 of [Annex III](#_DxCrossRefBm1884563528) to this Regulation.