# Amendment of United States Area Navigation (RNAV) Route T-270; in the Vicinity of Shishmaref, AK
> **Rule** · Final rule. · Published 2023-07-24 · Effective 2023-10-05 · 88 FR 47359
## Document
- **Document number:** 2023-15588
- **Category:** other
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 88 FR 47359
- **Publication date:** 2023-07-24
- **Effective date:** 2023-10-05
- **FAA docket:** Docket No. FAA-2022-0435
## Abstract

This action amends United States Area Navigation (RNAV) route T-270, in the vicinity of Shishmaref, AK. The RNAV route amendments are necessary due to the planned decommissioning of the Shishmaref, AK (SHH), Non-Directional Beacons (NDB) and the Norton Bay, AK (OAY), NDB. Both NDBs will be decommissioned as part of a large and comprehensive T-route modernization project for the state of Alaska.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2023/07/24/2023-15588/amendment-of-united-states-area-navigation-rnav-route-t-270-in-the-vicinity-of-shishmaref-ak)
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