Section effective upon the expiration of 180 days following Aug. 22, 1974, see section 627 of Pub. L. 93–383, set out as a note under section 5401 of this title.

Pub. L. 96–399, title III, § 308(c)(7), Oct. 8, 1980, 94 Stat. 1641, provided that: “In adopting regulations and procedures in accordance with this subsection [see Tables for classification] the Secretary of Housing and Urban Development shall have discretion to take actions in a manner which he deems necessary to insure that the public is fully aware of the distinctions between the various types of factory-built housing.”