24 CFR Part 40—Accessibility Standards for Design, Construction, and Alteration of Publicly Owned Residential Structures (with amendments issued through Feb. 1996)

(a) The standards prescribed in §40.4 are applicable to residential structures designed after the effective date of this part. If the design of a structure commenced prior to that date, the standards shall be made applicable to the maximum extent practicable, as determined by the head of the department, agency, or instrumentality of the United States concerned. If no design stage is involved in the construction or alteration of a residential structure, the standards of §40.4 shall be applicable to construction or alteration for which bids are solicited after the effective date of this part.