A Form I-766 employment authorization document (EAD; [1]) or EAD card, known popularly as a work permit, is a document issued by the United States Citizenship and Immigration Services (USCIS) that provides temporary employment authorization to noncitizens in the United States.
Applicants must then send the form via mail to the USCIS Regional Service Center that serves their area.
If approved, an Employment Authorization Document will be issued for a specific period of time based on alien's immigration situation.
Typically, it is recommended to apply for Advance Parole at the same time so that visa stamping is not required when re-entering US from a foreign country.
Currently, there are more than 40 types of immigration status that make their holders eligible to apply for an Employment Authorization Document card.
Undocumented immigrants have been considered a source of low-wage labor, both in the formal and informal sectors of the economy.
Most importantly, it brought to light the "authorized temporary protected status" for aliens of designated countries.
[7] Through the revision and creation of new classes of nonimmigrants, qualified for admission and temporary working status, both IRCA and the Immigration Act of 1990 provided legislation for the regulation of employment of noncitizen.
The Employment Authorization Document is given, as mentioned before, to eligible noncitizens as part of a reform or law that gives individuals temporary legal status