Federal rules roundup, week to September 18, 2026: 16 Federal Register actions

Developments in the week to September 18, 2026, in the order selected, each with its primary source.

• DHS finalizes domestic-sourcing rules for protective equipment acquisitions (U.S., September 18, 2026). Federal Register, Homeland Security Acquisition Regulation, Make Personal Protective Equipment in America Act Restrictions on Foreign Acquisition (HSAR Case 2024-003)
• USDA corrects milk pricing differentials for Morgan County, Ohio (U.S., September 18, 2026). Federal Register, Milk in the Northeast and Other Marketing Areas; Uniform Pricing Formula Provisions
• Coast Guard closes Maumee River waters for September 19 regatta (U.S., September 17, 2026). Federal Register, Special Local Regulation; Maumee River, Toledo, OH
• Coast Guard sets temporary safety zones around Key West training vessels (U.S., September 17, 2026). Federal Register, Safety Zone; Key West Main Ship Channel, and Fleming Key Cut, Key West, FL
• FAA amends Class E airspace at Alma, Michigan after VOR decommissioning (U.S., September 18, 2026). Federal Register, Amendment of Class E Airspace; Alma, MI
• FAA amends instrument approach procedures in amendment 4236 (U.S., September 18, 2026). Federal Register, Standard Instrument Approach Procedures, and Takeoff Minimums and Obstacle Departure Procedures; Miscellaneous Amendments
• FAA amends instrument approach procedures in amendment 4235 (U.S., September 18, 2026). Federal Register, Standard Instrument Approach Procedures, and Takeoff Minimums and Obstacle Departure Procedures; Miscellaneous Amendments
• FAA orders Bell 505 operators to verify tail-cone part-number plates (U.S., September 17, 2026). Federal Register, Airworthiness Directives; Bell Textron Canada Limited Helicopters
• FAA orders inspections of Boeing 737 forward galley door structure for cracking (U.S., September 17, 2026). Federal Register, Airworthiness Directives; The Boeing Company Airplanes
• FAA orders XRF inspection of Boeing 767-300F cargo-track fittings over suspect material (U.S., September 17, 2026). Federal Register, Airworthiness Directives; The Boeing Company Airplanes
• FAA orders Airbus A330 operators to fix cracked anti-ice piccolo-tube brackets (U.S., September 17, 2026). Federal Register, Airworthiness Directives; Airbus SAS Airplanes
• FAA orders de-pairing of Rolls-Royce Trent 875/892 engines over oil-pump defect (U.S., September 18, 2026). Federal Register, Airworthiness Directives; Rolls-Royce Deutschland Ltd. & Co. KG Engines
• FAA orders de-pairing of Rolls-Royce Trent 768/772 engines over oil-pump defect (U.S., September 18, 2026). Federal Register, Airworthiness Directives; Rolls-Royce Deutschland Ltd. & Co. KG Engines
• DOE declares 2022 manufactured-housing efficiency standards without legal effect (U.S., September 18, 2026). Federal Register, Energy Conservation Program: Energy Conservation Standards for Manufactured Housing
• State Department removes certain uncrewed underwater vehicles from US Munitions List (U.S., September 18, 2026). Federal Register, International Traffic in Arms Regulations: Modification of U.S. Munitions List Category XX(a)
• State Department adds Saudi Arabia and Peru to ITAR major non-NATO ally list (U.S., September 18, 2026). Federal Register, International Traffic in Arms Regulations: Clarifying Policies of Denial, Updating the Major Non-NATO Ally List, and Minor Corrections