The John R. Lewis Voting Rights Advancement Act of 2025 seeks to significantly strengthen the Voting Rights Act of 1965 by updating its provisions to combat modern forms of voting discrimination. It re-establishes a federal preclearance regime for certain jurisdictions and voting practices, while also clarifying the legal standards for proving violations of voting rights. The bill aims to ensure that all citizens have an equal opportunity to participate in the electoral process and elect their preferred candidates. A key component of the bill is the revision of Section 2 of the Voting Rights Act, which addresses vote dilution, denial, and abridgment claims. For vote dilution cases, it codifies specific threshold requirements, such as a protected class being sufficiently numerous and politically cohesive, before a court conducts a totality of circumstances analysis. This analysis includes factors like the history of discrimination, racial polarization, and the use of discriminatory voting practices. The bill also establishes clear standards for vote denial or abridgment claims, defining a violation if a practice imposes greater costs or burdens on protected classes due to social and historical discrimination. It outlines relevant factors for a totality of circumstances review, while explicitly excluding certain defenses like a practice's long pedigree or widespread use elsewhere. Furthermore, it clarifies that a violation occurs if a practice is intended, even in part, to dilute minority voting strength or make it harder for minority voters to cast a ballot. To restore federal oversight, the bill creates new criteria for determining which states and political subdivisions are subject to Section 4(a) coverage, based on the number and type of voting rights violations over the preceding 25 years. It also introduces a new practice-based preclearance system under Section 4A, requiring federal review for specific types of voting changes. These covered practices include alterations to election methods, boundary changes, redistricting, stringent voter ID laws, reductions in multilingual materials, and changes to polling locations or voter list maintenance that disproportionately affect minority groups. The legislation enhances transparency by requiring states and political subdivisions to provide public notice of changes to voting qualifications, polling place resources, and electoral district boundaries. This notice must be timely, accessible, and include relevant demographic and electoral data. Additionally, the bill expands the Attorney General's authority to assign federal observers to elections and to issue demands for information during voting rights investigations. Finally, the Act clarifies the authority of aggrieved persons to seek relief for voting rights violations, alongside the Attorney General, across various federal laws and constitutional amendments. It sets new standards for courts considering preliminary relief and stays, emphasizing the public interest in expanding access to the right to vote. The bill also authorizes grants to small jurisdictions to help them comply with new notice requirements, ensuring that administrative burdens do not hinder voting access.