DOT Completes Phase 1 of NOTAM System Overhaul

Upgrade completed over a year ahead of schedule.

Meg Godlewski

Tuesday, May 12, 2026 at 01:00 PM ET

Verified

Edited By:

Travis Tingle

An FAA agency flag [Credit: Shutterstock]

Key Takeaways:

The FAA has successfully completed Phase 1 of upgrading its critical Notice to Airmen (NOTAM) system to the new NOTAM Management Service (NMS).
This modernization significantly enhances aviation safety and reliability, aiming to prevent future nationwide airspace shutdowns caused by failures in the previous "prone to failure" legacy system, such as the one in January 2023.
The NMS transition was completed years ahead of its original 2027 schedule, and will become the single authoritative source for flight-critical information once the final legacy system is retired later this year.

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Checking a Notice to Airmen before a flight will be a more reliable process now that the FAA has successfully implemented Phase 1 of an overhaul and upgrade of the NOTAM system.

According to U.S. Transportation Secretary Sean Duffy, the NOTAM upgrade, known as the NOTAM Management Service (NMS), will prevent nationwide airspace shutdowns, enhance safety, and improve communications.