What documents are required for changes from non-TC or non-STC holders under the record-keeping guidance?

The documents are: (1) Modification approval sheet, or equivalent document; (2) Documents required by point 21.A.5, or equivalent national requirement. Note: This is not applicable to design approvals issued under a DOA privilege, for which record-keeping is under the DOA holder responsibility.

Which records must be kept for repair design approvals according to GM1 21.B.55?

The records are: (1) Repair approval sheet; (2) Documents listed in point 21.A.5. Note: This is not applicable to repair designs approved under a DOA privilege, for which record-keeping is under the DOA holder responsibility.

Does GM1 21.B.55 require the holder of a type certificate to keep a list of approved modifications?

Yes, item (a)(5) of the guidance requires a 'List of approved modifications' for a type certificate.

For a supplemental type certificate, is a Master Minimum Equipment List required to be kept?

No, the guidance for a supplemental type certificate (item (b)) does not list a Master Minimum Equipment List; it is only required for a type certificate (item (a)(8)).

What is the difference in record-keeping between a type certificate and a supplemental type certificate regarding approved publications?

For a type certificate, item (a)(6) requires a 'List of the competent authority's approved publications (Flight Manual, Repair Manual, Airworthiness Limitations, Certification Maintenance Requirements)'. For a supplemental type certificate, item (b)(4) only requires a 'List of the competent authority's approved documents' without specifying the types of publications.

Are airworthiness directives required to be kept for all types of design approvals listed in GM1 21.B.55?

Yes, airworthiness directives are listed for type certificates (a)(7), supplemental type certificates (b)(5), JTSO authorisations (c)(4), and other part or appliance approvals (d)(4). However, they are not listed for changes from non-TC/STC holders (e) or repair design approvals (f).

What does the guidance say about record-keeping for design approvals issued under a DOA privilege?

The guidance includes notes for changes from non-TC/STC holders (item (e)) and repair design approvals (item (f)) stating that the record-keeping requirements are not applicable to design approvals issued under a DOA privilege, for which record-keeping is under the DOA holder responsibility.

Which document is required for both JTSO authorisations and other part or appliance approvals?

Both require a 'Copy of Declaration of Design and Performance' (for JTSO, item (c)(2); for other part or appliance approvals, item (d)(2) allows 'or equivalent').

Does the guidance require a copy of the TCDS for a supplemental type certificate?

No, the guidance for a supplemental type certificate (item (b)) does not list a copy of the TCDS; it is only required for a type certificate (item (a)(2)).

GM1 21.B.55 Record-keeping

Q: What administrative documents must be kept for a type certificate according to GM1 21.B.55?

The documents are: (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.

Q: Which documents are required for a supplemental type certificate under the record-keeping guidance?

The documents are: (1) Copy of 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.

Q: What must be kept for a JTSO authorisation according to GM1 21.B.55?

The documents are: (1) Copy of ETSO authorisation letter; (2) Copy of Declaration of Design and Performance; (3) Statement of compliance with applicable standards; (4) Airworthiness directives.

Q: For other part or appliance approvals, what records are specified in the guidance?

The records are: (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.

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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

(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, 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

Note: Not applicable to repair designs approved under a DOA privilege, for which record-keeping is under the DOA holder responsibility.

Details

Source-Title: GM1 21.B.55 Record-keeping View latest amendments

Erulesid: ERULES-1963177438-4032 Compare versions

Domain: Initial airworthiness

Applicabilitydate: 21 October, 2023

Entryintoforcedate: 21 October, 2023

Regulatorysource: ED Decision 2023/014/R Navigate

Regulatorysubject: Part-21

Typeofcontent: GM to IR (Guidance material to implementing rule)

Parentir: 21.B.55 Record-keeping

Origin: EASA

Category: EAR