SECTION B — PROCEDURES FOR COMPETENT AUTHORITIES
Annex I · Initial Airworthiness and Environmental Protection · Regulation (EU) No 748/2012 · 21.B.10 – 21.B.525
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21.B.10 Oversight documentation
The competent authority shall provide all the legislative acts, standards, rules, technical publications and related documents to the relevant personnel…
21.B.15 Information to the Agency
The competent authority of the Member State shall notify the Agency in case of any significant problems with the implementation of Regulation (EU)…
AMC1 21.B.15(b) Information to the Agency
AMC2 21.B.15(b) Information to the Agency
GM1 21.B.15(b) Information to the Agency
21.B.20 Immediate reaction to a safety problem
Without prejudice to Regulation (EU) No 376/2014 of the European Parliament and of the Council and its delegated and implementing acts, the competent…
21.B.20A Immediate reaction to an information security incident or vulnerability with an impact on aviation safety
The competent authority shall implement a system to appropriately collect, analyse, and disseminate information related to information security incidents…
21.B.25 Management system
The competent authority shall establish and maintain a management system, including as a minimum:
AMC1 21.B.25 Management system
AMC2 21.B.25 Management system
AMC1 21.B.25(a)(1) Management system
GM1 21.B.25(a)(2) Management system
AMC1 21.B.25(a)(3) Management system
AMC2 21.B.25(a)(3) Management system
AMC3 21.B.25(a)(3) Management system
AMC1 21.B.25(a)(5) Management system
21.B.30 Allocation of tasks to qualified entities [applicable until 21 February 2026] / 21.B.30 Allocation of tasks [applicable from 22 February 2026 – Regulation (EU) 2023/203]
The competent authority may allocate tasks related to the initial certification or to the continuing oversight of products and parts, as well as of…
21.B.35 Changes in the management system
The competent authority shall have a system in place to identify the changes that affect its capability to perform its tasks and discharge its…
21.B.55 Record-keeping
The competent authority shall establish a record-keeping system that allows the adequate storage, accessibility and reliable traceability of:
AMC1 21.B.55(a) Record-keeping
21.B.65 Suspension, limitation and revocation
The competent authority shall: suspend a certificate, approval, permit to fly, authorisation or letter of agreement when it considers that there are…
21.B.70 Certification specifications
The Agency, in accordance with Article 76(3) of Regulation (EU) 2018/1139, shall issue certification specifications and other detailed specifications…
21.B.75 Special conditions
The Agency shall prescribe special detailed technical specifications, named ‘special conditions’, for a product, a UAS or a CMU if the related…
21.B.80 Type-certification basis for a type-certificate or restricted type-certificate
The Agency shall establish the type-certification basis and notify it to the applicant for a type-certificate or a restricted type-certificate.
GM 21.B.80 Type-certification basis for a type certificate (TC) or restricted type certificate (RTC)
21.B.82 Operational suitability data certification basis for an aircraft type-certificate or restricted type-certificate
The Agency shall establish the operational suitability data certification basis and notify it to the applicant for an aircraft type-certificate or…
21.B.85 Applicable environmental protection requirements for a type certificate or restricted type certificate
For a type certificate or restricted type certificate for an aircraft or for a type certificate for an engine, the Agency shall designate and notify to…
21.B.100 Level of involvement
The Agency shall determine its involvement in the verification of the compliance demonstration activities and data related to the application for a type…
AMC No 1 to 21.B.100(b) Level of involvement (LoI) in projects for minor changes and minor repairs
In contrast to 21.B.100(a), the assessment of the LoI for minor repair designs and minor changes is performed by EASA at the level of the certification…
AMC No 2 to 21.B.100(b) Level of involvement (LoI) in European technical standard order authorisation (ETSOA) projects
The applicant for an ETSOA is required to demonstrate its capability by obtaining EASA’s agreement for the use of procedures that incorporate its…
21.B.103 Issuance of a type-certificate or a restricted type-certificate
The Agency shall issue an aircraft, engine, propeller or CMU type-certificate or an aircraft restricted type- certificate, provided that all of the…
GM 21.A.21(b) 21.A.95(c), 21.A.97(c), 21.A.115(c), 21.B.103(b), 21.B.107(b) and 21.B.111(b) Approval of operational suitability data (OSD)
It is acknowledged that it may not always be possible to have the OSD available on the date of the issue of the (restricted) type certificate ((R)TC)…
21.B.105 Type-certification basis, environmental protection requirements and operational suitability data certification basis for a major change to a type certificate
The Agency shall establish the applicable type-certification basis, the applicable environmental protection requirements and, in the case of a change…
21.B.107 Issuance of an approval of a change to a type-certificate
The Agency shall issue an approval of a change to a type-certificate provided that:
21.B.109 Type-certification basis, environmental protection requirements and operational suitability data certification basis for a supplemental type certificate
The Agency shall establish the applicable type-certification basis, the applicable environmental protection requirements and, in the case of a change…
21.B.111 Issuance of a supplemental type-certificate
The Agency shall issue a supplemental type-certificate, provided that all of the following conditions are fulfilled:
21.B.115 Means of compliance
The Agency shall develop acceptable means of compliance (‘AMC’) that may be used to establish compliance with Regulation (EU) 2018/1139 and its delegated…
GM1 21.B.115 and 21.B.215 Means of compliance
AMC1 21.B.115(b) (c) and 21.B.215(b),(c) Means of compliance
GM1 21.B.115(b) and (c) and 21.B.215(b) and (c) Means of Compliance
GM1 21.B.115 and 21.B.215 Means of compliance
AMC1 21.B.115(b) (c) and 21.B.215(b),(c) Means of compliance
GM1 21.B.115(b) and (c) and 21.B.215(b) and (c) Means of Compliance
21.B.120 Initial certification procedure
Upon receiving an application for the issue of a letter of agreement for the purpose of demonstrating conformity of the individual products, parts…
AMC1 21.B.120(a) Initial certification procedure
AMC2 21.B.120(a) Initial certification procedure
AMC3 21.B.120(a) Initial certification procedure
AMC4 21.B.120(a) Initial certification procedure
GM1 21.A.139 21.A.239, 21.B.120, 21.B.140, 21.B.220, and 21.B.240 The use of information and communication technologies (ICT) for performing remote audits
This GM provides technical guidance on the use of remote information and communication technologies (ICT) to support:
21.B.125 Findings and corrective actions; observations
The competent authority shall have a system in place to analyse findings for their safety significance.
GM1 21.B.125(b) Findings and corrective actions; observations
GM1 21.B.125(b) and 21.B.225(b) Findings and corrective actions; observations
GM2 21.B.125(b) and 21.B.225(b) Findings and corrective actions; observations
AMC1 21.B.125(d) and 21.B.225(d) Findings and corrective actions; observations
GM1 21.B.125(e) and 21.B.225(e) Findings and corrective actions; observations
GM1 21.B.125(b) and 21.B.225(b) Findings and corrective actions; observations
GM2 21.B.125(b) and 21.B.225(b) Findings and corrective actions; observations
AMC1 21.B.125(d) and 21.B.225(d) Findings and corrective actions; observations
GM1 21.B.125(e) and 21.B.225(e) Findings and corrective actions; observations
21.B.135 Maintenance of the letter of agreement
The competent authority shall maintain the letter of agreement for as long as:
21.B.140 Amendment of a letter of agreement
The competent authority shall investigate, as appropriate, in accordance with point 21.B.120 any amendment of the letter of agreement.
21.B.215 Means of compliance
The Agency shall develop acceptable means of compliance (‘AMC’) that may be used to establish compliance with Regulation (EU) 2018/1139 and its delegated…
21.B.220 Initial certification procedure
Upon receiving an application for the initial issue of a production organisation approval certificate, the competent authority shall verify the…
AMC1 21.B.220 Initial certification procedure
AMC1 21.B.220 Initial certification procedure
AMC2 21.B.220 Initial certification procedure
AMC3 21.B.220 Initial certification procedure
GM1 21.B.220(a) Initial certification procedure
GM2 21.B.220 Initial certification procedure
21.B.221 Oversight principles
The competent authority shall verify: compliance with the requirements that are applicable to organisations, prior to issuing the production organisation…
AMC1 21.B.221 Oversight principles
21.B.222 Oversight programme
The competent authority shall establish and maintain an oversight programme covering the oversight activities required by point 21.B.221(a).
AMC1 21.B.222 Oversight programme
AMC1 21.B.222(a) and (b) Oversight programme
AMC1 21.B.222(b) Oversight programme
AMC2 21.B.222(b) Oversight programme
AMC1 21.B.222(b)(1) Oversight programme
GM1 21.B.222(b)(1)(ii) Oversight programme
AMC1 21.B.222(c) Oversight programme
GM1 21.B.222(c) Oversight programme
21.B.225 Findings and corrective actions; observations
The competent authority shall have a system in place to analyse findings for their safety significance.
GM 21.B.225(a) Objective evidence
AMC 21.B.225(a) Notification of findings
GM1 21.B.225(b) Findings and corrective actions; observations
21.B.240 Changes in production management system
Upon receiving an application for a significant change to the production management system, the competent authority shall verify the organisation’s…
21.B.240A Changes to the information security management system
For changes managed and notified to the competent authority in accordance with the procedure set out in point IS.D.OR.255(a) of the Annex (Part-IS.D.OR)…
21.B.320 Investigation
Except for the issuance of an airworthiness certificate pursuant to points 21.B.326(a)(2)(i) or 21.B.327(a)(2)(i), the competent authority of the Member…
21.B.325 Issuance of airworthiness certificates
The competent authority of the Member State of registry shall issue, or make changes to, a certificate of airworthiness (EASA Form 25, see Appendix VI)…
GM 21.B.325(a) Airworthiness certificates
GM 21.B.325(b) Completion of the Airworthiness Review Certificate by a Member State
21.B.326 Certificate of airworthiness
The competent authority of the Member State of registry shall issue a certificate of airworthiness for:
AMC1 21.B.326(a)(3) and 21.B.327(a)(3) (Restricted) Certificate of airworthiness
GM1 21.B.326(a)(1)(ii) and (a)(3)(iv) Certificate of airworthiness
21.B.327 Restricted certificate of airworthiness
The competent authority of the Member State of registry shall issue a restricted certificate of airworthiness for:
21.B.420 Investigation
The competent authority of the Member State of registry shall perform sufficient investigation activities for an applicant for, or holder of, a noise…
21.B.425 Issuance of noise certificates
The competent authority of the Member State of registry shall, as applicable, issue, or amend noise certificates (EASA Form 45, see Appendix VII) without…
21.B.430 Initial certification procedure
Upon receiving an application for the initial issue of a design organisation approval, the competent authority shall verify the applicant’s compliance…
AMC1 21.B.430 Initial certification procedure
AMC2 21.B.430 Initial certification procedure
AMC3 21.B.430 Initial certification procedure
21.B.431 Oversight principles
The competent authority shall verify whether certified organisations continue to comply with the applicable requirements (a) The verification shall:
AMC1 21.B.431 Oversight principles
AMC2 21.B.431 Oversight principles
21.B.432 Oversight programme
The competent authority shall establish and maintain an oversight programme covering the oversight activities required to comply with point 21.B.431(a).
AMC1 21.B.432 Oversight programme
AMC1 21.B.432(a) and (b) Oversight programme
AMC1 21.B.432(b) Oversight programme
AMC2 21.B.432(b) Oversight programme
AMC1 21.B.432(b)(1) Oversight programme
21.B.433 Findings and corrective actions; observations
The competent authority shall have a system in place to analyse findings for their safety significance.
GM1 21.B.433(b) Findings and corrective actions; observations
AMC1 21.B.433(d) Findings and corrective actions ; observations
GM1 21.B.433(e) Findings and corrective actions; observations
21.B.435 Changes in the design management system
Upon receiving an application for a significant change to the design management system, the competent authority shall verify the organisation’s…
21.B.435A Changes to the information security management system
For changes managed and notified to the competent authority in accordance with the procedure set out in point IS.D.OR.255(a) of the Annex (Part-IS.D.OR)…
21.B.450 Amendments to the type-certification basis for a repair design approval
The Agency shall designate any amendments to the type-certification basis incorporated by reference in, as applicable, either the type-certificate, the…
21.B.453 Issuance of a repair design approval
The Agency shall issue an approval of a major repair design, provided that:
21.B.480 Issuance of an ETSO authorisation
The Agency shall issue an ETSO authorisation, provided that:
21.B.520 Investigation
The competent authority shall perform sufficient investigation activities to justify the issuance, or revocation of the permit to fly.
21.B.525 Issuance of a permit to fly
The competent authority shall issue a permit to fly (EASA Form 20a, see Appendix III) without undue delay:
Consolidated from the EASA Easy Access Rules (revision 27 Nov 2025, extracted 17 Aug 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use.
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