SUPPORT CENTER

If Request Clearance is unavailable or the request fails, one or more eligibility requirements may not have been met.

• The airport does not participate in the pilot program.
• The aircraft is not on the ground.
• The request is outside the supported time window (30 minutes before and 110 minutes after ETD).
• The flight plan has not been accepted by the FAA.
• A Mobile Clearance Delivery session cannot be established.
• Mobile Clearance Delivery services are temporarily unavailable.

If a clearance can't be requested, verify that:

1. The correct flight is selected.
2. The flight plan has been accepted.
3. The aircraft is on the ground.
4. An Internet connection is available.

If the problem persists, obtain the clearance using standard ATC voice procedures.