Final rule · 2025-02054

Establishment and Amendment of Multiple United States Area Navigation (RNAV) Routes; Eastern United States

This action establishes United States Area Navigation (RNAV) Route T-553 and amends RNAV Routes T-356, T-358, and T-479 in the eastern United States. This action supports FAA Next Generation Air Transportation System (NextGen) efforts to provide a modern RNAV route structure to improve the safety and efficiency of the National Airspace System (NAS).