The Trump administration wants driver’s license numbers and the last four digits of social security numbers for all of Colorado’s registered voters, and on Thursday, they sued the Colorado Secretary of State to get it.

The U.S. Department of Justice has filed a lawsuit against Colorado Secretary of State Jena Griswold after she refused to provide the agency with voter information. Last week, the DOJ’s Civil Rights Division asked Griswold’s office to provide unredacted voter data,

The lawsuit follows months of demands from the Justice Department for voter and election data and other information about Colorado’s and other states’ voting systems.