---
title: "GM1 to AMC1 ATM/ANS.OR.B.010(a) Change management procedures — Part-ATM/ANS.OR · Avioverse"
description: "COMPLIANCE MATRIX The following example of a matrix could be used by the service provider to document the compliance status of its change management…"
url: "https://avioverse.aero/regulations/easa/atm-ans/annex-iii-common-requirements-for-service/subpart-b/gm1-to-amc1-atm-ans-or-b-010-a-change-management-procedures"
---

# GM1 to AMC1 ATM/ANS.OR.B.010(a) Change management procedures

ANNEX III COMMON REQUIREMENTS FOR SERVICE PROVIDERS (Part-ATM/ANS.OR) · Regulation (EU) 2017/373 · EAR revision 12 Mar 2025

GM Guidance material

## GM1 to AMC1 ATM/ANS.OR.B.010(a) Change management procedures

COMPLIANCE MATRIX

The following example of a matrix could be used by the service provider to document the compliance status of its change management procedures.

| Service provider       | \[Name of the provider]                           |    |    |    |      |      |      |      |        |
| ---------------------- | ------------------------------------------------- | -- | -- | -- | ---- | ---- | ---- | ---- | ------ |
| Provided services      | ATS:                                              | C: | N: | S: | MET: | AIS: | DAT: | ASM: | ATFCM: |
| Date                   | MM/DD/YYYY                                        |    |    |    |      |      |      |      |        |
| Version of the form    | Vx.y                                              |    |    |    |      |      |      |      |        |
| Submitted procedure(s) | Procedure ‘ XYZ ‘ — version ‘ a.b ‘ of MM/DD/YYYY |    |    |    |      |      |      |      |        |
|                        | Procedure ‘ JKL ‘ — version ‘ c.d ‘ of MM/DD/YYYY |    |    |    |      |      |      |      |        |
|                        | \[…]                                              |    |    |    |      |      |      |      |        |

| Requirement in the Regulation | AMC                      | Procedure                                         | Rationale                                                                                                                                                                         | Status       | Competent authority comment |
| ----------------------------- | ------------------------ | ------------------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------ | --------------------------- |
| ATM/ANS.OR.A.045(c)           | None                     | Procedure ‘ JKL ’ — version ‘ c.d ’ — Paragraph 4 | Paragraph 4 states that the transition into operation of any functional change will occur following the completion of the activities required by the procedures XYZ, MNO, and ABC | Non-approved | To be assessed              |
| ATM/ANS.OR.A.045(d)           | AMC1 ATM/ANS.OR.A.045(d) | Procedure ‘ XYZ ’ — version ‘ a.b ’ — Paragraph 3 | Paragraph 3 stresses that a change subject to competent authority review should not be allowed to be put into service before formal approval has been granted.                    | Approved     | None                        |

GM — Regulation (EU) 2017/373 · ED Decision 2017/001/R · ATM/ANS Easy Access Rules · EAR revision 12 Mar 2025

[All rules in SUBPART B — MANAGEMENT (ATM/ANS.OR.B)](https://avioverse.aero/regulations/easa/atm-ans/annex-iii-common-requirements-for-service/subpart-b)

Consolidated from the EASA Easy Access Rules (revision 12 Mar 2025, extracted 13 Oct 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use.