# Establishment of United States Area Navigation Route (RNAV) Q-476, and Amendment of United States (RNAV) Route T-393; Northeastern United States
> **Rule** · Final rule. · Published 2024-01-22 · Effective 2024-03-21 · 89 FR 3882
## Document
- **Document number:** 2024-00803
- **Category:** other
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 89 FR 3882
- **Publication date:** 2024-01-22
- **Effective date:** 2024-03-21
- **FAA docket:** Docket No. FAA-2023-1417
## Abstract

This action establishes United States Area Navigation (RNAV) Route Q-476, and amends RNAV Route T-393 in support of the 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).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2024/01/22/2024-00803/establishment-of-united-states-area-navigation-route-rnav-q-476-and-amendment-of-united-states-rnav)
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