Fourteen Republican attorneys general argue that a federal judge’s interpretation of the Voting Rights Act in a ruling that overturned Louisiana’s legislative maps was unconstitutional. The attorneys general, led by Alabama Attorney General Steve Marshall, stated their case in an amicus brief filed Wednesday in the U.S.

5th Circuit Court of Appeals in New Orleans for the case Nairne v. Ardoin. “States deserve fair notice regarding how to draft redistricting laws that comply with federal law,” the brief reads.

“Yet under the District Court’s free-wheeling approach, members of the Louisiana Legislature could never guess ahead of time what facts might — in a court’s view — trigger a (Voting Rights Act) violation and thus might justify presumptively unconstitutional race-based districting.” Jared Evans, an attorney with the NAACP Legal Defense Fund that represents Black Louisianians in redistricting lawsuits, said the attorneys general, several of whom are defending their own states from Voting Rights Act lawsuits, are trying to turn Louisiana’s legislative redistricting lawsuit into test case to weaken the landmark civil rights legislation. Their case focuses on Section 2 of the act, which prohibits voting laws or procedures that purposefully discriminate on the basis of race, color or membership in a language minority group.

“They know that if Section 2 is upheld, there are a lot of states that need to have additional minority Black districts in their ho.