A copy of your current travel document; A copy of the receipt notice from your green card application, and; Two passport-sized photos. An Advance Parole document allows current green card applicants to leave the United States for temporary travel and return without disrupting their green card.Use Form I131 Application for Travel Document. For permanent residents, the re-entry permit is valid for two years from the date of issue. Permanent residents use Form I-131A to obtain travel authorization after losing a green card or reentry permit while traveling outside the United States. Read these instructions carefully to properly complete this form. If you need more space to complete an answer, use a separate sheet of paper. To apply for a re-entry permit, you must file Form I-131 ("Application for Travel Document"). I will show you how to apply for your travel Document and yes in front of me there is a page for i131 that is open on the official U.S citizenship. What Is the Purpose of This Form?