Can I do volunteer work while I am waiting for my work authorization? Yes, non-U.S. citizens are permitted to perform volunteer work without needing any work authorization. Related articles Do I need to be present at the consulate with my spouse at the time of interview? What if the beneficiary wants to change their name after marriage, do they need to update all their other documents? How can I expedite my work permit? Does Splitit do a credit check? If I already have a social security number, will USCIS issue me a new one for my green card?