20 U.S.C. § 7924: State control over standards

(a) In generalNothing in this chapter shall be construed to prohibit a State from withdrawing from the Common Core State Standards or from otherwise revising their standards. (b) ProhibitionNo officer or employee of the Federal Government shall, directly or indirectly, through grants, contracts or other cooperative agreements, through waiver granted under section 7861 of this title or through any other authority, take any action against a State that exercises its rights under subsection (a).