scope:

Purpose of This Notice. This notice outlines procedures for issuing air traffic control clearances, releases, and departure restrictions, and defines duty responsibilities of entities involved in metering the National Airspace System (NAS). TMA is the technology and methods used for adjusting demand/capacity imbalances at select core airports, departure fixes, and points across the NAS. This change specifies controller responsibilities and procedures they must follow when expect departure clearance times (EDCT) and call for release (CFR) times are in effect. It additionally incorporates the responsibilities of facilities, personnel, and areas that support the metering process.