Federal Register #FAA-2025-3288

FAA Establishes RNAV Route T-581; State Department Finalizes Visa Bond Program

This notice summarizes two regulatory actions by the Federal Aviation Administration (FAA) and the Department of State: - Federal Aviation Administration (FAA), Department of Transportation - Establishes United States Area Navigation (RNAV) Route T-581 between Missoula, MT (MSO) and Kalispell, MT (FCA) - No products, services, OEMs, or vendors are requested or mentioned - Purpose: Enhance navigational flexibility, improve safety margins, and expand Air Traffic Control capabilities - Route connects the Missoula and Kalispell VOR/DME points - Department of State - Finalizes a permanent Visa Bond Program for certain B1/B2 visa applicants - Requires posting of bonds up to $20,000 to ensure compliance with visa terms and departure requirements - Follows a successful 12-month pilot program - No procurement or award activity is present in this notice - No part numbers, purchase quantities, or unique procurement requirements are included

Description

This final rule establishes United States Area Navigation (RNAV) Route T-581 near Missoula, Montana. The FAA aims to increase navigational flexibility and safety margins for users and expand Air Traffic Control operational capabilities. The route extends between the Missoula, MT VOR/DME and the Kalispell, MT VOR/DME. The rule is effective October 29, 2026, and is part of the FAA's ongoing efforts to improve airspace management and safety.

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