This AIC is published to inform airspace users about limited surveillance coverage in Tallinn FIR lower altitudes.

Due to surveillance equipment maintenance, surveillance information in uncontrolled airspace areas, including Tartu FIZ, will be significantly limited from 03 NOV 2025 until 05 DEC 2025.

The flight information service (FIS) within limited surveillance coverage airspace will be based on pilots’ position reports on these dates.

All pilots planning and executing flights on these dates are urged to exercise high situational awareness and vigilant visual lookout.