29 February 2020 – Closed border to travelers from Iran

Intervention Categories: International travel measures
Level of Jurisdiction: Federal

Overview: The White House, through U.S. Presidential Proclamation 9992, banned entry of non-U.S. citizens who are from or recently been in Iran.

The ban excluded: U.S. permanent residents; non-citizens spouses of citizens or current residents; parents, legal guardians, or siblings of unmarried U.S. citizens or legal residents under 21 years of age; children or prospective adoptees of citizens or permanent residents; members, and spouses and children of members, of the U.S. Armed Forces; those traveling to the U.S. under invitation to combat COVID-19; air or sea crew; and other exemptions such as those under the scope of section 11 of the United Nations Headquarters Agreement and those determined by the Secretary of Health and Human Services, the Secretary of State, or the Secretary of Homeland Security.

The ban went into effect at 5:00pm eastern time on 2 March.
Full details here: https://www.federalregister.gov/documents/2020/03/04/2020-04595/suspension-of-entry-as-immigrants-and-nonimmigrants-of-certain-additional-persons-who-pose-a-risk-of