31 C.F.R. § 28.410 Comparable facilities.
Title 31 - Money and Finance: Treasury
A recipient may provide separate toilet, locker room, and shower facilities on the basis of sex, but such facilities provided for students of one sex shall be comparable to such facilities provided for students of the other sex.
Title 31: Money and Finance: Treasury
PART 28—NONDISCRIMINATION ON THE BASIS OF SEX IN EDUCATION PROGRAMS OR ACTIVITIES RECEIVING FEDERAL FINANCIAL ASSISTANCE
Subpart D—Discrimination on the Basis of Sex in Education Programs or Activities Prohibited
§ 28.410 Comparable facilities.

