DAT.OR.105 Technical and operational competence and capability

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

IRImplementing rule

DAT.OR.105Technical and operational competence and capability

(a)In addition to ATM/ANS.OR.B.001, the DAT provider shall:

(1)perform the reception, assembly, translation, selection, formatting, distribution and/or integration of aeronautical data and information that is released by aeronautical data source provider(s) into aeronautical databases for certified aircraft application/equipment under the applicable requirements. The type 2 DAT provider shall ensure that the DQRs are compatible with the intended use of the certified aircraft application/equipment through an appropriate arrangement with the specific equipment design approval holder or an applicant for an approval of that specific design;

(2)issue a statement of conformity that the aeronautical databases it has produced are produced in accordance with this Regulation and the applicable industry standards;

(3)provide assistance to the equipment design approval holder in dealing with any continuing airworthiness actions that are related to the aeronautical databases that have been produced.

(b)For release of databases, the accountable manager shall nominate attesting staff identified in point DAT.TR.100(b) and allocate their responsibilities in an independent manner to attest through the statement of conformity that data meets the DQRs and processes are followed. The ultimate responsibility for the databases release statements signed by the attesting staff shall remain with the accountable manager of the DAT provider.

IR · DAT.OR.105 — Regulation (EU) 2017/373 · ED Decision 2017/001/R · ATM/ANS Easy Access Rules · EAR revision 12 Mar 2025

GMGuidance material

GM1 DAT.OR.105(a)(1)Technical and operational competence and capability

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AERONAUTICAL DATA SOURCE PROVIDER Aeronautical data source providers should be considered at least, but are not limited to:

(a)organisations providing authoritative data for the purpose of air navigation (e.g. AIS providers);

(b)the DAT provider itself or another DAT provider;

(c)the aircraft operator(s) for tailored data; and

(d)the aerodrome operator(s), in case the information is not provided in the AIPs.

GM · GM1 DAT.OR.105(a)(1) — Regulation (EU) 2017/373 · ED Decision 2017/001/R · ATM/ANS Easy Access Rules · EAR revision 12 Mar 2025

GMGuidance material

GM2 DAT.OR.105(a)(1)Technical and operational competence and capability

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DQR COMPATIBILITY The Type 2 DAT provider should ensure through an appropriate arrangement that the equipment design approval holder or an applicant for an approval of that specific design is responsible for demonstrating (e.g. using system verification tests, sampling checks, etc.) that the DQRs are consistent with the intended function of the equipment.

GM · GM2 DAT.OR.105(a)(1) — Regulation (EU) 2017/373 · ED Decision 2017/001/R · ATM/ANS Easy Access Rules · EAR revision 12 Mar 2025

AMCAcceptable means of compliance

AMC1 DAT.OR.105(a)(2)Technical and operational competence and capability

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STATEMENT OF CONFORMITY FOR AERONAUTICAL DATABASES

Logo of the DAT provider
1. DAT provider certificate number:		No …..
2. Type 1/Type 2* DAT provider: * delete as appropriate		Name
3. Address:		Address
4. Database identification:		Identification
5. Database use:		Applications/standards
6. Deviations:		Deviations
7. New database release:		8. Additional database release (correction):
9. Declaration of conformity: [XXX] databases released and distributed are produced in compliance with Regulation (EU) 2017/373
10. Attesting staff:
Date:	Name: Name		Signature: Signature
AIRAC cycle/ validity period:

Information to be entered into the statement of conformity for DAT form: Field 4: List all the identifications of the databases covered under this release, or make reference to the document listing all the identifications of the released databases. Field 5: In case of Type 1 DAT provider, list the standard data formats. In case of Type 2 DAT provider, list the equipment models and part numbers where compatibility has been demonstrated, or make reference to the document containing equipment models and part numbers where compatibility has been demonstrated. Field 6: List the deviations or make reference to where the deviation information can be found (e.g. a weblink). Field 10:Signature of an authorised representative of the applicant.

AMC · AMC1 DAT.OR.105(a)(2) — Regulation (EU) 2017/373 · ED Decision 2017/001/R · ATM/ANS Easy Access Rules · EAR revision 12 Mar 2025

AMCAcceptable means of compliance

AMC2 DAT.OR.105(a)(2)Technical and operational competence and capability

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PRODUCING AND UPDATING AERONAUTICAL DATABASES The processes of producing and updating aeronautical databases should meet the standards specified in EUROCAE ED-76A/RTCA DO-200B ‘Standards for Processing Aeronautical Data’, dated June 2015. EUROCAE ED-76/RTCA DO-200A may be also used for the demonstration of compliance.

AMC · AMC2 DAT.OR.105(a)(2) — Regulation (EU) 2017/373 · ED Decision 2017/001/R · ATM/ANS Easy Access Rules · EAR revision 12 Mar 2025

GMGuidance material

GM1 DAT.OR.105(b)Technical and operational competence and capability

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INDEPENDENCE A DAT provider should ensure that the attesting staff and the person involved in the database release is not a single person (i.e. the four-eye principle).

GM · GM1 DAT.OR.105(b) — Regulation (EU) 2017/373 · ED Decision 2017/001/R · ATM/ANS Easy Access Rules · EAR revision 12 Mar 2025

All rules in SUBPART A — ADDITIONAL ORGANISATION REQUIREMENTS FOR PROVIDERS OF DATA SERVICES (DAT.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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