2018—Pub. L. 115–334 designated existing provisions as subsec. (a), inserted heading, and added subsec. (b).

2014—Pub. L. 113–79 struck out subsec. (a) designation and heading and subsec. (b). Prior to amendment, subsec. (b) related to matching requirements.

2002—Pub. L. 107–171 inserted section catchline and amended text generally. Prior to amendment, text read as follows: “The Secretary may make grants to land-grant colleges and universities, State agricultural experiment stations, and to colleges, universities, and Federal laboratories having a demonstrable capacity in rangeland research, as determined by the Secretary, to carry out rangeland research. Except in the case of Federal laboratories, this grant program shall be based on a matching formula of 50 per centum Federal and 50 per centum non-Federal funding.”

Amendment by Pub. L. 115–334 applicable to grants, cooperative agreements, or other awards made after Dec. 20, 2018, with matching funds requirement in effect on Dec. 20, 2018, to continue to apply to such grant, cooperative agreement, or other award, see section 7614(c) of Pub. L. 115–334, set out as a note under section 3151 of this title.

Section effective Dec. 22, 1981, see section 1801 of Pub. L. 97–98, set out as a note under section 4301 of this title.