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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
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Title 39
Chapter I
Part 254 - PART 254—POSTAL SERVICE STANDARDS FOR FACILITY ACCESSIBILITY PURSUANT TO THE ARCHITECTURAL BARRIERS ACT
§ 254.1 - Adoption of U.S. Access Board Standards as Postal Service Standards of Facility Accessibility.
§ 254.2 - Definition of primary function area and criteria used to determine whether an alteration has an effect on an area containing a primary function that is disproportionate to the overall alterations.
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