39 CFR 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.