Update 03Oct: The FAA has released AC_90-117, which is their updated overview of Data Link Communications.
- The United States ATC system transition to a National Single Data Authority (NSDA) is here.
- The changeover will take place on 22Oct at 0330Z
- A single CPDLC logon ID (KUSA) will be provided for domestic US airspace.
- The initial phase is set up to issue departure clearances only
- En-route CPDLC communications within US airspace will be implemented at a later time.
- More details about the transition process are found here NSDA – Data Comm Program
- We’ll post further information as it becomes available
More on the topic:
- More: Gander’s Bringing Back CPDLC Oceanic Reroutes
- More: CPDLC in Europe: Handy New Guidance from Eurocontrol
- More: NAT CPDLC Route Uplinks: Crew Confusion and Errors
- More: Datalink in Europe: What Are The Rules?
- More: US Domestic Enroute CPDLC Update
More reading:
- Latest: Gander’s Bringing Back CPDLC Oceanic Reroutes
- Latest: EU Temporary Admission of Aircraft – Busting Myths
- Latest: US Ops Update: Speeds, Squawks and Slippery Runways
- Safe Airspace: Risk Database
- Weekly Ops Bulletin: Subscribe
- Membership plans: Why join OPSGROUP?








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