1. Get your passport, credit or debit card ready, and read the help document. Submit your customs and immigration declaration online using Advance Declaration up to 72 hours before you arrive in Canada.Among those exempted from this new requirement are U.S. citizens and travellers with a valid visa. A parent or guardian must complete this form and have it notarized no earlier than 30 days prior to departure. You will need your passport when completing the application. STEP 4: Fill in the "I-20 Travel Signature Request" form (PDF, Get Adobe Acrobat PDF Reader - Link opens in new window ) and email it to us. Serving Bucks, Chester, Delaware, Montgomery, and Philadelphia counties. I can withdraw my consent at any time in the future. If you plan to study at a foreign school, find out how you can use VA benefits to cover your tuition and fees.