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AIS.OR.205 Formal arrangements

SPECIFIC REQUIREMENTS FOR THE PROVIDERS OF AERONAUTICAL INFORMATION SERVICES · Regulation (EU) 2017/373 · EAR revision 12 Mar 2025

IRImplementing rule

AIS.OR.205Formal arrangements

An AIS provider shall ensure that formal arrangements are established with:

(a)all parties transmitting data to them; and

(b)other AIS providers, when exchanging aeronautical data and aeronautical information with them.

IR · AIS.OR.205 — Regulation (EU) 2017/373 · Commission Implementing Regulation (EU) 2020/469 · ATM/ANS Easy Access Rules · EAR revision 12 Mar 2025

AMCAcceptable means of compliance

AMC1 AIS.OR.205Formal arrangements

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MINIMUM CONTENT Formal arrangements should include the following minimum content:

(a)the aeronautical data to be provided;

(b)the data quality requirements (DQRs) for each data item supplied according to the aeronautical data catalogue;

(c)the method(s) for demonstrating that the data provided conforms with the specified requirements;

(d)the action to be taken in the event of discovery of a data error or inconsistency in any data provided;

(e)the following minimum criteria for notification of data changes:

(1)criteria for determining the timeliness of data provision based on the operational or safety significance of the change;

(2)any prior notice of expected changes; and

(3)the means to be adopted for notification;

(f)the party responsible for documenting data changes;

(g)data exchange details such as format or format change processes;

(h)any limitations on the use of data;

(i)requirements for the production of data origination quality reports;

(j)metadata requirements; and

(k)contingency requirements concerning the continuity of data provision.

AMC · AMC1 AIS.OR.205 — Regulation (EU) 2017/373 · ED Decision 2020/008/R · ATM/ANS Easy Access Rules · EAR revision 12 Mar 2025

All rules in SUBPART A – ADDITIONAL ORGANISATION REQUIREMENTS FOR PROVIDERS OF AERONAUTICAL INFORMATION SERVICES (AIS.OR)

Consolidated from the EASA Easy Access Rules (revision 12 Mar 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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