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Notice of proposed rulemaking (NPRM).

This action proposes to amend four jet routes and remove eight jet routes in the eastern United States. This action is associated with the Northeast Corridor Atlantic Coast Route Project and supports the VHF Omnidirectional Range (VOR) Minimum Operational Network (MON) to improve the efficiency of the National Airspace System (NAS) and reduce dependency on ground-based navigational systems.

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