The U.S. Supreme Court may soon narrow how federal courts enforce Section 2 of the Voting Rights Act, a shift that could reshape redistricting nationwide. At issue is whether voters can still bring claims of racial vote dilution when race and party preference overlap. During arguments, a conservative majority showed openness to letting states defend maps as partisan rather than racial, especially in regions where “race and partisanship are closely intertwined.” Voting rights groups warn this could allow lawmakers to redraw up to 19 districts to strengthen Republican advantage.

The case centers on Louisiana’s 2022 congressional map, which a federal court found likely violated Section 2 by packing Black voters into one district, even though they make up about one-third of the population. Lawmakers responded in 2024 by adding a second majority-Black district, but white voters challenged the new map, arguing it was an unconstitutional racial gerrymander. A district judge agreed, pushing the dispute to the Supreme Court.

The justices requested new briefs on whether Section 2 itself is constitutional, raising broader concerns. While they appear reluctant to fully overturn the law, they questioned whether states could justify district lines based on political goals, even when race is a major factor. Chief Justice John Roberts asked how this approach fits with earlier rulings, including the established standard requiring proof that minority voters are politically cohesive and routinely blocked.

Justice Brett Kavanaugh suggested that race-based remedies might need time limits, noting they are often considered temporary solutions. Meanwhile, advocacy groups argue that weakening Section 2 could reshape Congress, potentially “solidifying Republican control of the House for years.” Studies indicate up to 27 seats could be affected, with 19 tied directly to potential changes in enforcement.

As the ruling approaches, some states are exploring their own protections. In Mississippi, lawmakers proposed a state voting rights law and oversight commission. The Court’s decision could have sweeping consequences, influencing both federal redistricting battles and state-level voting reforms across the country.