# Amendment of United States Area Navigation (RNAV) Routes; Eastern United States
> **Rule** · Final rule. · Published 2023-07-25 · Effective 2023-10-05 · 88 FR 47762
## Document
- **Document number:** 2023-15633
- **Category:** other
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 88 FR 47762
- **Publication date:** 2023-07-25
- **Effective date:** 2023-10-05
- **FAA docket:** Docket No. FAA-2023-1276
## Abstract

This action amends six United States Area Navigation (RNAV) Q- routes in the eastern United States. This action supports the Northeast Corridor Atlantic Coast Routes (NEC ACR) Optimization Project to improve the efficiency of the National Airspace System (NAS).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2023/07/25/2023-15633/amendment-of-united-states-area-navigation-rnav-routes-eastern-united-states)
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