U.S. Citizenship and Immigration Services reported the affectivity from Oct. 1, 2021, of the immigration medical exam applications. It requires them to be inoculated entirely against COVID-19 preceding the specialist can finish a migration medical exam and sign Form I-693, Report of Medical Examination and Vaccination Record. COVID-19 vaccinations for a green card are, therefore, a necessity if you are planning to migrate or from the United States. Additionally, your vaccines and medical study for immigration will determine your entry to the states. A discrepancy in them can lead to your green card cancellation.