21L.A.44 Compliance activities for a declaration of design compliance

• Regulation (EU) 2022/1358 found in: Initial Airworthiness and Environmental Protection (748/2012) Part-21 Part-21L (Jul 2024)

21L.A.44 Compliance activities for a declaration of design compliance Regulation (EU) 2022/1358 Prior to making a declaration of design compliance in accordance with point [21L.A.43](#_DxCrossRefBm1649097270), the declarant responsible for design of that aircraft shall, for that specific aircraft design: (a)     establish a compliance demonstration plan detailing the means for compliance demonstration that shall be followed during the compliance demonstration. This document shall be updated as necessary; (b)     record the justification of compliance within compliance documents according to the compliance demonstration plan; (c)      perform testing and inspections as necessary in accordance with the compliance demonstration plan; (d)     ensure and record the conformity of the test articles and equipment and ensure that the test specimen conforms to the specifications, drawings, manufacturing processes, construction and assembly means in the design; (e)     ensure that the test and measuring equipment to be used for testing are adequate for testing and appropriately calibrated; (f)      allow the Agency to conduct or participate in any inspections or tests of aircraft in the final or suitably mature design and production configuration that are necessary to determine that the product has no feature or characteristic that makes the aircraft unsafe or environmentally incompatible for the intended use; (g)     carry out flight testing, in accordance with the methods for such flight testing specified by the Agency, to determine whether the aircraft complies with the applicable detailed technical specifications and the applicable environmental protection requirements. The flight testing shall include a period of operation in the final configuration of a sufficient duration to ensure that there will be no safety issues when the aircraft first enters service. #### 21L.A.44 Compliance activities for a declaration of design compliance *Regulation (EU) 2022/1358* Prior to making a declaration of design compliance in accordance with point [21L.A.43](#_DxCrossRefBm485230761), the declarant responsible for design of that aircraft shall, for that specific aircraft design: (a) establish a compliance demonstration plan detailing the means for compliance demonstration that shall be followed during the compliance demonstration. This document shall be updated as necessary; (b) record the justification of compliance within compliance documents according to the compliance demonstration plan; (c) perform testing and inspections as necessary in accordance with the compliance demonstration plan; (d) ensure and record the conformity of the test articles and equipment and ensure that the test specimen conforms to the specifications, drawings, manufacturing processes, construction and assembly means in the design; (e) ensure that the test and measuring equipment to be used for testing are adequate for testing and appropriately calibrated; (f) allow the Agency to conduct or participate in any inspections or tests of aircraft in the final or suitably mature design and production configuration that are necessary to determine that the product has no feature or characteristic that makes the aircraft unsafe or environmentally incompatible for the intended use; (g) carry out flight testing, in accordance with the methods for such flight testing specified by the Agency, to determine whether the aircraft complies with the applicable detailed technical specifications and the applicable environmental protection requirements. The flight testing shall include a period of operation in the final configuration of a sufficient duration to ensure that there will be no safety issues when the aircraft first enters service.