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Final rule 2025-13863

Establishment of Restricted Area R-4601 in the Vicinity of Townsend, MT

This action establishes restricted area R-4601 in the vicinity of Townsend, MT. The new restricted area will provide the Montana Army National Guard (MTARNG) and the 40th Helicopter Squadron with the ability to conduct aerial gunnery training in the Limestone Hills Training Area (LHTA).

Source: FederalRegister.gov API v1Recently refreshed. Last successful refresh: 2026-07-31 22:49:02 UTC.

Source-supplied record

Document details

Document number
2025-13863
Published
Jul 23, 2025
Effective
Oct 2, 2025
Comments close
Not supplied
Federal Register citation
90 FR 34593

Docket identifiers

  • Docket No. FAA-2023-2371
  • Airspace Docket No. 22-ANM-42

CFR references

  • Title 14, part 73