20 U.S.C. § 7355b
Nothing in this part shall be construed to prohibit a local educational agency that enters into cooperative arrangements with other local educational agencies for the provision of special, compensatory, or other education services, pursuant to State law or a written agreement, from entering into similar arrangements for the use, or the coordination of the use, of the funds made available under this part.
(Pub. L. 89–10, title V, § 5233, formerly title VI, § 6233, as added Pub. L. 107–110, title VI, § 601, , 115 Stat. 1897; renumbered title V, § 5233, Pub. L. 114–95, title V, § 5001(a)(5), , 129 Stat. 2039, 2040.)