Immigration and Customs Enforcement officials will be given access to the personal data of the nation’s 79 million Medicaid enrollees, including home addresses and ethnicities, to track down immigrants who may not be living legally in the United States,

The Trump Administration is giving ICE a new way to identify people living in the U.S. illegally by accessing the data of those enrolled in Medicaid.

The plan is the latest step by the Trump administration to gather sensitive information about people living in the U.S. as it seeks to crack down on illegal immigration.