20 U.S.C. § 6849
Prohibition
In carrying out this part, the Secretary shall neither mandate nor preclude the use of a particular curricular or pedagogical approach to educating English learners.
( Pub. L. 89–10, title III, § 3128 , formerly § 3129, as added Pub. L. 107–110, title III, § 301 , Jan. 8, 2002 , 115 Stat. 1706 ; renumbered § 3128 and amended Pub. L. 114–95, title III , §§ 3001(2)(B), 3003( l ), Dec. 10, 2015 , 129 Stat. 1953 , 1964.)