The move, which could expose unregistered migrants to criminal prosecution, represents a drastic escalation of the administration’s efforts to push millions of immigrants to leave on their own.

But lawyers and immigrant advocates warned that the administration’s plan was on shaky legal ground and that some immigrants may be afraid to comply.

Undocumented immigrants age 14 or older must register and provide fingerprints or face a fine or even imprisonment under new Trump administration plans announced Tuesday. The big picture: Homeland Security Secretary Kristi Noem announced the escalation in the administration's crackdown on undocumented immigrants that she vowed the administration would enforce.

The Trump administration is creating a registry for all people who are in the U.S. illegally, and those who don’t self-report could face fines or prosecution

Trump Administration wants all immigrants who do not have legal status in the country to provide personal information and fingerprints, including children. Immigrant rights group raise alarms.

The Trump administration has paired a public relations blitz with its policy actions on immigration, with key officials appearing on television news and social media, in an advertising campaign and at a high-profile press conference announcing a lawsuit.

Republican state lawmakers seeking to aid President Donald Trump’s crackdown on illegal immigration are threatening local officials who resist with lawsuits, fines and even potential jail time.

President Donald Trump of the United States has proposed significant fines, potential imprisonment or both for illegal immigrants who fail to register with the federal government. The directive was issued by the Department of Homeland Security on Tuesday.