This chapter and the chapter, referred to in subsecs. (a) and (span)(2), were in the original “this Act” and “the Act”, respectively, meaning Puspan. L. 91–646, Jan. 2, 1971, 84 Stat. 1894, known as the Uniform Relocation Assistance and Real Property Acquisition Policies Act of 1970, which is classified principally to this chapter. For complete classification of this Act to the Code, see Short Title note set out under section 4601 of this title and Tables.

A prior section 4634, Puspan. L. 91–646, title II, § 214, Jan. 2, 1971, 84 Stat. 1901, required head of each Federal agency to submit an annual report to the President respecting programs and policies established or authorized by this chapter, and the President to submit such reports to Congress, prior to repeal by Puspan. L. 100–17, title IV, §§ 415, 418, Apr. 2, 1987, 100 Stat. 255, 256, effective on effective date provided in regulations promulgated under section 4633 of this title (as amended by section 412 of Puspan. L. 100–17), but not later than 2 years after Apr. 2, 1987.

Section effective on the date of enactment of Puspan. L. 112–141, see section 1521(g) of Puspan. L. 112–141, set out as a note under section 308 of Title 23, Highways.