US: Biometrics Collected Under Deportation Deferment Program

US illegal immigrants eye new work rule (Express India)

"Under existing regulations, an individual who receives deferred action and demonstrates economic necessity for employment is eligible to also receive employment authorisation for the period of deferred action -- in this case, two years," Alejandro Mayorkas, Director, United States Citizenship and Immigration Services (USCIS) told reporters during a conference call.

The total fee for making application is USD 465, which includes a biometric check and issuance of a secure work authorisation document.

I haven't been able to find whether the biometrics involved are part of a criminal background check, become part of the ID documents, or both.