Yes, refund will be processed without a driver's license. Your driver's license number is actually not required to file your federal taxes, nor is it required to file your State tax return for most states, but could help speed up the processing of your return and will not affect your return’s submission. Omitting any of this information may delay return and refund processing.
Two states, Illinois and Alabama, do require a driver's license to file a state return..
The IRS and State tax offices requests that you provide your driver’s license or state issued ID number as a security measure to help protect your identity and fight tax fraud.
For additional information, you can view the IRS information on the New Security Safeguards
