NCO.IDE.A.205 Management of aeronautical databases

ANNEX VII (Part-NCO) · Regulation (EU) No 965/2012 · EAR revision 27 Mar 2026

IRImplementing rule

NCO.IDE.A.205Management of aeronautical databases

(a)Aeronautical databases used on certified aircraft system applications shall meet data quality requirements that are adequate for the intended use of the data.

(b)The pilot-in-command shall ensure the timely distribution and insertion of current and unaltered aeronautical databases to the aircraft that require them.

(c)Notwithstanding any other occurrence reporting requirements as defined in Regulation (EU) No 376/2014, the pilot-in-command shall report to the database provider instances of erroneous, inconsistent or missing data that might be reasonably expected to constitute a hazard to flight. In such cases, the pilot-in-command shall not use the affected data.

IR · NCO.IDE.A.205 — Regulation (EU) No 965/2012 · Regulation (EU) 2016/1199 · Air OPS Easy Access Rules · EAR revision 27 Mar 2026

AMCAcceptable means of compliance

AMC1 NCO.IDE.A.205Management of aeronautical databases

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AERONAUTICAL DATABASES When the operator of an aircraft uses an aeronautical database that supports an airborne navigation application as a primary means of navigation used to meet the airspace usage requirements, the database provider should be a Type 2 DAT provider certified in accordance with Regulation (EU) 2017/373 or equivalent.

AMC · AMC1 NCO.IDE.A.205 — Regulation (EU) No 965/2012 · ED Decision 2017/003/R · Air OPS Easy Access Rules · EAR revision 27 Mar 2026

GMGuidance material

GM1 NCO.IDE.A.205Management of aeronautical databases

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AERONAUTICAL DATABASE APPLICATIONS The certification of a Type 2 DAT provider in accordance with Regulation (EU) 2017/373 ensures data integrity and compatibility with the certified aircraft application/equipment.

GM · GM1 NCO.IDE.A.205 — Regulation (EU) No 965/2012 · ED Decision 2017/003/R · Air OPS Easy Access Rules · EAR revision 27 Mar 2026

GMGuidance material

GM2 NCO.IDE.A.205Management of aeronautical databases

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TIMELY DISTRIBUTION The operator should distribute current and unaltered aeronautical databases to all aircraft requiring them in accordance with the validity period of the databases or in accordance with an established procedure if no validity period is defined.

GM · GM2 NCO.IDE.A.205 — Regulation (EU) No 965/2012 · ED Decision 2017/003/R · Air OPS Easy Access Rules · EAR revision 27 Mar 2026

GMGuidance material

GM3 NCO.IDE.A.205Management of aeronautical databases

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STANDARDS FOR AERONAUTICAL DATABASES AND DAT PROVIDERS

(a)A ‘Type 2 DAT provider’ is an organisation as defined in Article 2(5)(b) of Regulation (EU) 2017/373.

(b)Equivalent to a certified ‘Type 2 DAT provider’ is defined in any Aviation Safety Agreement between the European Union and a third country, including any Technical Implementation Procedures, or any Working Arrangements between EASA and the competent authority of a third country.

GM · GM3 NCO.IDE.A.205 — Regulation (EU) No 965/2012 · ED Decision 2017/003/R · Air OPS Easy Access Rules · EAR revision 27 Mar 2026

All rules in SUBPART D: INSTRUMENTS, DATA AND EQUIPMENT

Consolidated from the EASA Easy Access Rules (revision 27 Mar 2026, 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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