# Amendment and Establishment of Area Navigation (RNAV) Routes; Eastern United States
> **Rule** · Final rule. · Published 2022-12-12 · Effective 2023-02-23 · 87 FR 75925
## Document
- **Document number:** 2022-26735
- **Category:** other
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 87 FR 75925
- **Publication date:** 2022-12-12
- **Effective date:** 2023-02-23
- **FAA docket:** Docket No. FAA-2022-0906
## Abstract

This action amends three low altitude Area Navigation (RNAV) routes (T-routes) and establishes five T-routes in support of the VHF Omnidirectional Range (VOR) Minimum Operational Network (MON) Program. The purpose is to enhance the efficiency of the National Airspace System (NAS) by transitioning from ground-based navigation aids to a satellite-based navigation system.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2022/12/12/2022-26735/amendment-and-establishment-of-area-navigation-rnav-routes-eastern-united-states)
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