I am filling out my Employment Authorization Document (EAD) renewal paperwork. What is my “category code”? For applicants who are renewing their work permit while they are awaiting their adjustment of status application, their category code is (c)(9). Related articles How do I renew my work permit? Can I do volunteer work while I am waiting for my work authorization? If I move and update my address with USCIS, will this delay any of the processing times? I missed my biometrics appointment. What should I do? Can I travel outside the United States with my existing travel/work combo card, while my renewal applications are pending?