The Supreme Court's 6-3 ruling in Louisiana v. Callais strikes down a majority-Black district and sharply limits VRA Section 2, triggering redistricting efforts across several Republican-led states.
The Supreme Court ruled April 29 that Louisiana's second majority-Black congressional district constitutes an unconstitutional racial gerrymander, simultaneously raising the evidentiary threshold for all future Section 2 Voting Rights Act challenges [1]. The 6-3 decision, written by Justice Samuel Alito, holds that race cannot predominate in the drawing of a district even when a State acts in response to prior Section 2 litigation [2]. Justice Elena Kagan, joined by Justices Sonia Sotomayor and Ketanji Brown Jackson, wrote in dissent that the ruling renders Section 2 "all but a dead letter" [1].
The case arose from Louisiana's 2022 and 2023 redistricting cycles. A lower court had ordered the State to draw a second majority-Black district after finding that the original map diluted Black voting strength under Section 2 [1]. Louisiana complied, but a separate set of plaintiffs, the Callais plaintiffs, challenged the remedial map as an unconstitutional racial gerrymander [2]. The Supreme Court took up the question of whether a legislature that draws a majority-minority district specifically to satisfy a Section 2 remedy can still be held to have engaged in impermissible race-based line-drawing [2].
The ruling's practical reach extends well beyond Louisiana. Because the Court elevated the standard of proof required to sustain a Section 2 vote-dilution claim, plaintiffs challenging at-large systems, multimember districts, or single-member maps now face a substantially harder burden to establish liability [3]. The Campaign Legal Center, which litigated related cases, characterized the decision as an evisceration of the statute's enforcement mechanism [3]. Redistricting scholars and civil-rights organizations have noted that the decision arrives less than 18 months before the 2026 midterm elections, compressing any window for litigation-driven remedies [3].
Several Republican-controlled state legislatures moved quickly in response. Alabama, Tennessee, and Florida announced or advanced mid-decade redistricting measures within days of the decision, citing the ruling as authority to redraw maps that had previously been subject to Section 2 litigation [1] [3]. Analysts project the cumulative effect of those remaps could shift more than a dozen House seats [1].
Litigation over the successor maps is expected to reach federal district courts within weeks. The threshold question in each suit will be whether plaintiffs can satisfy the evidentiary standard Alito's majority now requires, a standard the dissent argues no plaintiff drawing a majority-minority district can realistically meet [2]. The NAACP Legal Defense Fund has indicated it will mount challenges in multiple jurisdictions [3].