EASA Part-IS

Also known as: Part-IS, EASA Part IS, Regulation (EU) 2023/203, aviation information security

Regulation (EU) 2023/203 — information security for aviation organisations — EASA / European Commission

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Information security management required of airlines, airports, maintenance organisations, training bodies and air traffic services, applicable from October 2025. The first aviation rule to treat a cyber incident as a flight safety matter rather than an IT one.

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