GM1 21.B.55 Record-keeping

• ED Decision 2023/014/R found in: Initial Airworthiness and Environmental Protection (748/2012) Part-21 Part-21L (Jul 2024)

GM1 21.B.55 Record-keeping ED Decision 2023/014/R DATA RELATED TO DESIGN APPROVALS This GM specifies the administrative documents to be kept for the various kinds of design approvals. It does not repeat the requirements for design approvals holders to keep records (ref.: point 21.A.55). (a)     Type-certificate (1)     Copy of the TC (2)     Copy of the TCDS (3)     Environmental protection approval data (4)     Documents defining the type-certification basis including information to justify special conditions, equivalent safety findings and exemptions (Certification Review Items or equivalent) (5)     List of approved modifications, (6)     List of the competent authority’s approved publications (Flight Manual, Repair Manual, Airworthiness Limitations, Certification Maintenance Requirements) (7)     Airworthiness directives (8)     Master Minimum Equipment List (9)     Maintenance Review Board Report (b)     Supplemental type certificate (1)     Copy the STC (2)     Environmental protection approval data (3)     Documents defining the certification basis including information to justify special conditions, equivalent safety findings and exemptions (Certification Review Items or equivalent) (4)     List of the competent authority’s approved documents (5)     Airworthiness directives (c)      JTSO Authorisation (1)     Copy of ETSO authorisation letter (2)     Copy of Declaration of Design and Performance (3)     Statement of compliance with applicable standards (4)     Airworthiness directives (d)     Other part or appliance approvals (1)     Copy of the approval letter, (2)     Copy of the Declaration of Design and Performance or equivalent (3)     Statement of compliance with applicable standards (4)     Airworthiness directives (e)     Changes from non TC or STC holders (1)     Modification approval sheet, or equivalent document (2)     Documents required by point [21.A.5](#_DxCrossRefBm1649096917), or equivalent national requirement Note: Not applicable to design approvals issued under a DOA privilege, for which record-keeping is under the DOA holder responsibility. (f)      Repair design approvals (1)     Repair approval sheet (2)     Documents listed in point [21.A.5](#_DxCrossRefBm1649096917) Note: Not applicable to repair designs approved under a DOA privilege, for which record-keeping is under the DOA holder responsibility. ##### GM1 21.B.55 Record-keeping *ED Decision 2023/014/R* **DATA RELATED TO DESIGN APPROVALS** This GM specifies the administrative documents to be kept for the various kinds of design approvals. It does not repeat the requirements for design approvals holders to keep records (ref.: point 21.A.55). (a) Type-certificate (1) Copy of the TC (2) Copy of the TCDS (3) Environmental protection approval data (4) Documents defining the type-certification basis including information to justify special conditions, equivalent safety findings and exemptions (Certification Review Items or equivalent) (5) List of approved modifications, (6) List of the competent authority’s approved publications (Flight Manual, Repair Manual, Airworthiness Limitations, Certification Maintenance Requirements) (7) Airworthiness directives (8) Master Minimum Equipment List (9) Maintenance Review Board Report (b) Supplemental type certificate (1) Copy the STC (2) Environmental protection approval data (3) Documents defining the certification basis including information to justify special conditions, equivalent safety findings and exemptions (Certification Review Items or equivalent) (4) List of the competent authority’s approved documents (5) Airworthiness directives (c) JTSO Authorisation (1) Copy of ETSO authorisation letter (2) Copy of Declaration of Design and Performance (3) Statement of compliance with applicable standards (4) Airworthiness directives (d) Other part or appliance approvals (1) Copy of the approval letter, (2) Copy of the Declaration of Design and Performance or equivalent (3) Statement of compliance with applicable standards (4) Airworthiness directives (e) Changes from non TC or STC holders (1) Modification approval sheet, or equivalent document (2) Documents required by point [21.A.5](#_DxCrossRefBm485230408), or equivalent national requirement Note: Not applicable to design approvals issued under a DOA privilege, for which record-keeping is under the DOA holder responsibility. (f) Repair design approvals (1) Repair approval sheet (2) Documents listed in point [21.A.5](#_DxCrossRefBm485230408) Note: Not applicable to repair designs approved under a DOA privilege, for which record-keeping is under the DOA holder responsibility.