Document(s) to be authenticated. Read these instructions carefully to properly complete this form.If you need more space to complete an answer, use a separate sheet of paper. Select the appropriate answer and upload evidence of your previous employment authorization document (EAD), if applicable. Please note that Curricular Practical. Use our Form Filler to fill out your form and print it. The EMPLOYMENT AUTHORIZATION CARD (Form I-766) is issued to aliens who have been granted permission to work in the U.S. for a specific period of time. Travel in the U.S.. When traveling in the U.S. take the following documents with you: Unexpired Passport; Valid I-20; Electronic I-94 form or paper I-94 card. â–¡ Valid Employment Authorization Document. (I-766). When traveling in the U.S. take the following documents with you: Unexpired Passport; Valid I-20; Electronic I-94 form or paper I-94 card.