Prior sections 7544 to 7547 were renumbered sections 8764 to 8767 of this title, respectively.

2018—Pub. L. 115–232 renumbered section 4544 of this title as this section.

2011—Subsec. (a). Pub. L. 112–81, § 323(a)(1), struck out second sentence which read as follows: “This authority may be used to enter into not more than eight contracts or cooperative agreements in addition to the contracts and cooperative agreements in place as of the date of the enactment of the National Defense Authorization Act for Fiscal Year 2008 (Public Law 110–181).”

Subsec. (k). Pub. L. 112–81, § 323(a)(2), struck out subsec. (k). Prior to amendment, text read as follows: “The authority to enter into a cooperative arrangement under subsection (a) expires September 30, 2014.”

2009—Subsec. (a). Pub. L. 111–84 inserted “in addition to the contracts and cooperative agreements in place as of the date of the enactment of the National Defense Authorization Act for Fiscal Year 2008 (Public Law 110–181)” after “not more than eight contracts or cooperative agreements”.

2008—Subsec. (a). Pub. L. 110–181, § 328(a)(1), inserted at end “This authority may be used to enter into not more than eight contracts or cooperative agreements.”

Subsec. (k). Pub. L. 110–181, § 328(a)(2), substituted “2014” for “2009”.

2006—Subsec. (d). Pub. L. 109–364 substituted “Arrangement” for “Arangement” in heading.

Pub. L. 109–163, § 321(b)(1), substituted “subsection (f)” for “subsection (e)” in introductory provisions.

Subsecs. (e), (f). Pub. L. 109–163, § 321(b)(2), (3), added subsec. (e) and redesignated former subsec. (e) as (f). Former subsec. (f) redesignated (g).

Subsec. (g). Pub. L. 109–163, § 321(b)(4), substituted “subsection (f)” for “subsection (e)”.

Pub. L. 109–163, § 321(b)(2), redesignated subsec. (f) as (g). Former subsec. (g) redesignated (h).

Subsecs. (h), (i). Pub. L. 109–163, § 321(b)(2), redesignated subsecs. (g) and (h) as (h) and (i), respectively. Former subsec. (i) redesignated (j).

Subsec. (j). Pub. L. 109–163, § 321(b)(2), redesignated subsec. (i) as (j). Former subsec. (j) redesignated (k).

Pub. L. 109–163, § 321(a), substituted “September 30, 2009.” for “September 30, 2009, and arrangements entered into under such subsection shall terminate not later than that date.”

Subsec. (k). Pub. L. 109–163, § 321(b)(2), redesignated subsec. (j) as (k).

Amendment by Pub. L. 115–232 effective Feb. 1, 2019, with provision for the coordination of amendments and special rule for certain redesignations, see section 800 of Pub. L. 115–232, set out as a note preceding section 3001 of this title.