Sherpa eVisa and eTA FAQs Frequently Asked Questions How early can I submit my application? Victor February 23, 2022 20:21 Updated You can submit your applications to us at any time. We will make sure that your applications are processed at the right time for your trip. Related articles I need help! How do I contact Sherpa? What's the difference between an eVisa and an eTA? Where should I submit my proof of negative COVID-19 test results? I have been fully vaccinated, am I able to travel? What type of COVID-19 test should I take (antigen, antibody, molecular, etc.)?