EASA CZIB CZIB-2017-07R19
Airspace of Yemen – Sana’a Flight Information Region
Summary
The document titled Airspace of Yemen – Sana’a Flight Information Region is a safety information bulletin addressing the hazardous security situation in Yemen's Sana’a Flight Information Region (FIR OYSC). It highlights a high risk to flight operations at all altitudes except for routes in the maritime part of FIR SANAA east of route B400, where the risk is medium. This bulletin applies to air operators subject to Commission Regulation (EU) 965/2012 and third Country Operators authorized by EASA.
What Changed
The document updates the description section as of 12 May 2026 to reflect the latest security developments, including increased missile and unmanned aerial system attacks by Houthi forces. No other changes were introduced in this revision.
Why It Matters
This information is critical for aviation professionals to assess operational risks and ensure flight safety in Yemen's airspace. Operators must be aware of the high threat level due to ongoing military conflicts and advanced weaponry, which could lead to misidentification or unintended engagement of civil aircraft. Compliance with this bulletin helps mitigate risks and maintain regulatory adherence.
What To Do
Air operators should avoid operating in the Sana’a FIR at all altitudes except for routes in the maritime part east of route B400, where caution is advised. They must continuously monitor airspace developments and follow all relevant aeronautical publications issued by Yemen or neighboring states, as well as guidance from national authorities. These measures remain valid until 31 October 2026 unless reviewed earlier.
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