Voters wait in line to cast their ballots in the 2024 presidential election at the Esperanza Acosta Memorial Library in El Paso on Nov. 5, 2024.

Credit: Texas Tribune / Justin Hamel El Paso County and Harris County on Monday sued the Department of Homeland Security alongside communities in Tennessee and Ohio over new requirements for federal grants that they argue undermine election security and public safety.

In June, the Federal Emergency Management Agency announced it would withhold 20% of DHS' Homeland Security Grant Program funds unless grantees complied with five requirements that would shift how local officials conduct their elections.