---
title: "ATCO.AR.A.020 Information to the Agency — ANNEX II – PART ATCO.AR – REQUIREMENTS FOR COMPETENT AUTHORITIES, ATCO · Avioverse"
description: "The competent authority shall without undue delay notify the Agency in case of any significant problems with the implementation of Regulation (EC) No…"
url: "https://avioverse.aero/regulations/easa/atco/part-atco-ar-requirements-for-competent/subpart-a/atco-ar-a-020"
---

# ATCO.AR.A.020 Information to the Agency

ANNEX II – PART ATCO.AR – REQUIREMENTS FOR COMPETENT AUTHORITIES · Regulation (EU) 2015/340 · EAR revision 14 Jun 2024

IR Implementing rule

## ATCO.AR.A.020 Information to the Agency

(a) The competent authority shall without undue delay notify the Agency in case of any [significant](https://avioverse.aero/glossary/easa/significant) problems with the implementation of Regulation (EC) No 216/2008 and this Regulation.

(b) The competent authority shall provide the Agency with safety-significant information stemming from the occurrence reports it has received.

\[applicable until 3 August 2024 - Regulation (EU) 2015/340]

(a) The competent authority shall notify the Agency in case of any significant problems with the implementation of Regulation (EU) 2018/1139 and its delegated and implementing acts within 30 days from the time the competent authority has become aware of the problems.

(b) Without prejudice to Regulation (EU) No 376/2014 of the European Parliament and of the Council and its delegated and implementing acts, the competent authority shall provide the Agency with safety-significant information stemming from the occurrence reports stored in its national database in accordance with Article 6(6) of Regulation (EU) No 376/2014, as soon as possible.

\[applicable from 4 August 2024 - Implementing Regulation (EU) 2023/893]

(c) The competent authority of the Member State shall provide the Agency as soon as possible with safety-significant information stemming from the information security reports it has received pursuant to point IS.I.OR.230 of Annex II (Part-IS.I.OR) to Implementing Regulation (EU) 2023/203.

\[applicable from 22 February 2026 – Regulation (EU) 2023/203]

IR · ATCO.AR.A.020 — Regulation (EU) 2015/340 · Regulation (EU) 2023/893 · ATCO Easy Access Rules · EAR revision 14 Jun 2024

AMC Acceptable means of compliance

## AMC1 ATCO.AR.A.020(b) Information to the Agency

PROVISION OF SAFETY-[SIGNIFICANT](https://avioverse.aero/glossary/easa/significant) INFORMATION TO THE AGENCY

Each competent authority should appoint a coordinator to act as the point of contact for the provision of safety-significant information to the Agency.

\[applicable from 4 August 2024 - ED Decision 2023/011/R]

AMC · AMC1 ATCO.AR.A.020(b) — Regulation (EU) 2015/340 · ED Decision 2023/011/R · ATCO Easy Access Rules · EAR revision 14 Jun 2024

GM Guidance material

## GM1 ATCO.AR.A.020(b) Information to the Agency

MEANING OF SAFETY-[SIGNIFICANT](https://avioverse.aero/glossary/easa/significant) INFORMATION STEMMING FROM OCCURRENCE REPORTS

The following should be considered safety-significant information from occurrence reports:

(a) conclusive safety analyses that summarise individual occurrence data and provide an in-depth [assessment](https://avioverse.aero/glossary/easa/assessment) of the safety issue. These safety analyses can be used for Agency rulemaking or for safety promotion activities such as the European Aviation Safety Plan; and

(b) individual occurrence data where the Agency is the competent authority.

\[applicable until 3 August 2024 - ED Decision 2015/010/R]

MEANING OF SAFETY-SIGNIFICANT INFORMATION STEMMING FROM OCCURRENCE REPORTS

Safety-significant information stemming from occurrence reports means a conclusive safety analysis that summarises individual occurrence data and provides an in-depth analysis of a safety issue, which may be relevant for the Agency’s safety action planning.

\[applicable from 4 August 2024 - ED Decision 2023/011/R]

GM · GM1 ATCO.AR.A.020(b) — Regulation (EU) 2015/340 · ED Decision 2023/011/R · ATCO Easy Access Rules · EAR revision 14 Jun 2024

GM Guidance material

## GM2 ATCO.AR.A.020(b) Information to the Agency

SAFETY-[SIGNIFICANT](https://avioverse.aero/glossary/easa/significant) INFORMATION STEMMING FROM OCCURRENCE REPORTS

The conclusive safety analysis based on occurrence reports should contain the following:

(a) a detailed description of the safety issue, including the scenario in which the safety issue takes place; and

(b) an indication of the stakeholders affected by the safety issue, including types of operations and organisations;

and, as appropriate:

(c) a risk [assessment](https://avioverse.aero/glossary/easa/assessment) establishing the severity and probability of all the possible consequences of the safety issue;

(d) information about the existing safety barriers that the aviation system has in place to prevent the likely safety-issue-related consequences from occurring;

(e) any mitigating actions already in place or developed to address the safety issue;

(f) recommendations for future actions to control the risk; and

(g) any other element(s) the competent authority considers essential for the Agency to properly assess the safety issue.

\[applicable from 4 August 2024 - ED Decision 2023/011/R]

GM · GM2 ATCO.AR.A.020(b) — Regulation (EU) 2015/340 · ED Decision 2023/011/R · ATCO Easy Access Rules · EAR revision 14 Jun 2024

[All rules in SUBPART A – GENERAL REQUIREMENTS](https://avioverse.aero/regulations/easa/atco/part-atco-ar-requirements-for-competent/subpart-a)

Consolidated from the EASA Easy Access Rules (revision 14 Jun 2024, 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.