Can I use my Covid Checker Ops result for overseas travel? 28 March 2022 03:06 Updated Please take note that ART results from the Covid Checker Ops are not equivalent to a health certificate for overseas travel. It may not be accepted by other countries. Related articles Why am I getting a ‘File Load’ error when my digital certificate is getting verified on Verify.gov.sg? I have obtained a Vaccination HealthCert. How do I use it overseas to show that I am vaccinated? Do I need to obtain a Vaccination HealthCert for travel? My passport includes an alias name. Will this be shown on my HealthCert? Where can I find and store my HealthCerts?