The League of Women Voters of the United States (LWVUS), the League of Women Voters of Florida (LWVFL), and the League of Women Voters of New York State (LWVNYS), represented by the Southern Poverty Law Center (SPLC), filed a motion to intervene in Louisiana v. U.S. Department of Commerce, a lawsuit seeking to exclude undocumented persons and holders of temporary visas from the census count used to allocate congressional seats and Electoral College votes.