Efforts to redraw congressional maps in Texas and beyond are setting off a flurry of litigation as Republicans and Democrats look to add pickup opportunities in the House ahead of 2026.

Several groups have filed lawsuits against Texas’s congressional maps, which seek to put five more seats in play for Republicans heading into next year’s midterms, arguing the map is unconstitutional and violates the Voting Rights Act.

But pending litigation in several other states, including Louisiana and North Dakota, could have major ramifications for the Voting Rights Act and who’s allowed to bring those lawsuits in the first place — decisions that could have consequences for future maps down the line.

Here’s a look at five legal redistricting battles to watch:

Texas

A handful of groups have sued over the new House lines Texas lawmakers approved this summer, which would offer five pickup opportunities in the House for the GOP heading into 2026.

The League of United Latin American Citizens (LULAC) and Mexican American Legal Defense and Educational Fund, some of the groups suing over the maps, had sued Texas back in 2021 over its state legislative and congressional lines, arguing they violated the Voting Rights Act and were unconstitutional.

In a supplemental complaint filed as Texas Republicans looked to advance their new House map this year, LULAC and other groups argued the new congressional maps violated the Voting Rights Act, saying in the filing that the “new map weakens or completely eliminates the ability of........

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