21L.B.81 Type-certification basis and applicable environmental protection requirements for a major change to a type certificate

• Regulation (EU) 2022/1358 found in: Initial Airworthiness and Environmental Protection (No 748/2012) Part-21 Part-21L (Jul 2024)

21L.B.81 Type-certification basis and applicable environmental protection requirements for a major change to a type certificate Regulation (EU) 2022/1358 (a)     The Agency shall establish the type-certification basis for a major change to a type certificate and notify it to the applicant. (b)     For a major change to a type certificate and the areas affected by the change, the type-certification basis shall consist of the certification specifications incorporated by reference in the type certificate, unless: 1.       the Agency finds that the certification specifications referenced in the type certificate do not provide adequate standards with respect to the proposed change, therefore the change and the areas affected by the change shall also comply with any special conditions, and amendments to those special conditions, prescribed by the Agency in accordance with point [21L.B.44](#_DxCrossRefBm1649098230), to provide a level of safety equivalent to that established by the certification specifications applicable on the date of the application for the change; 2.       an applicant chooses to comply with a certification specification set out in an amendment that is applicable on the date of the application for the change. (c)      The Agency shall designate the applicable environmental protection requirements for the major change to a type certificate in accordance with point [21.B.85](#_DxCrossRefBm1649096971) of Annex I (Part 21) and notify them to the applicant.