Jose Luis Marantes is co-founder of Students Working For Equal Rights -- or SWER
He says it is risky for undocumented students to share their information with the federal government.
"But I will tell you one thing. When rights are given to someone. Imagine the amount of power and energy that's taken to win those rights. Watch out what happens if when you try to take those rights away.There's no stopping us."
Opponents see the policy see it as a backdoor way to grant amnesty.
But deferred action is not a path to citizenship.
It will allow undocumented immigrants to drive and work legally in the country. Opponents argue the job market is already bleak for young Americans.
Frida Ulloa is an undocumented student at Florida International University. She says their fight is not over.
The DREAM Act did not pass. We don't have a pathway to citizenship, a residency. We need to have that. If more DREAMers come, we can get comprehensive immigration reform for our parents."
The application requires high school and college transcripts, a background check, and a check for $465.
Groups like SWER are offering free legal clinics.