| Ex. AGY-USCG-PORTS-027 | MSIB 08-20 (Change 4)COVID-19 - Mariner Credentials (Change 4) | Commandant, U.S. Coast Guard, Commercial Regulations and Standards Directorate (CG-MMC) | United States Coast Guard, National Maritime Center; nationwideFederal | Sept. 30, 2020 | 2020 Q32020 Q4 | Context (guidance or announcement)Courts and public officesOther | Primary source read | |
| Ex. AGY-USCG-PORTS-028 | MSIB 08-20 (Change 5)COVID-19 - Mariner Credentials (Change 5) | Commandant, U.S. Coast Guard, Commercial Regulations and Standards Directorate (CG-MMC) | United States Coast Guard, National Maritime Center; nationwideFederal | Dec. 22, 2020 | 2020 Q42021 Q12021 Q22021 Q3 | Context (guidance or announcement)Courts and public officesOther | Primary source read | |
| Ex. AGY-USCG-PORTS-029 | MSIB 13-20 (Change 2)COVID 19 - Transportation Worker Identification Credential (TWIC) Operations (Change 2) | Commandant, U.S. Coast Guard, Inspections and Compliance Directorate | United States Coast Guard; nationwideFederal | Dec. 22, 2020 | 2020 Q42021 Q12021 Q2 | Context (guidance or announcement)Workplace rulesOther | Primary source read | |
| Ex. AGY-USCG-PORTS-043 | U.S. Maritime Alert 2021-002A2021-002A-Worldwide-All Air Passengers Entering the United States - Upcoming Mariner Travel Requirements Change | Maritime Administration, Office of Maritime Security | Maritime Administration; worldwide (mariners traveling by air to the United States)Federal | Jan. 16, 2021 | 2021 Q1 | Context (guidance or announcement)Travel and quarantineQuarantine and isolation | Primary source read | |
| Ex. AGY-USCG-PORTS-030 | MSIB 02-20 (Change 6)Novel Coronavirus - Update (Change 6) | Commandant, U.S. Coast Guard, Inspections and Compliance Directorate | United States Coast Guard; nationwideFederal | Jan. 29, 2021 | 2021 Q12021 Q2 | Context (guidance or announcement)Travel and quarantineWorkplace rulesQuarantine and isolationOther | Primary source read | |
| Ex. AGY-USCG-PORTS-031 | MSIB 02-21COVID-19 Safety Requirements in the Maritime Transportation System | Commandant, U.S. Coast Guard, Inspections and Compliance Directorate | United States Coast Guard; nationwide (all commercial vessels)Federal | Feb. 1, 2021 | 2021 Q1 | Context (guidance or announcement)Face-covering requirementTravel and quarantineWorkplace rules | Primary source read | |
| Ex. AGY-USCG-PORTS-032 | MSIB 04-21COVID-19 Crew Change Issues | Commandant, U.S. Coast Guard, Office of Commercial Vessel Compliance (CG-CVC) | United States Coast Guard; nationwide and U.S. mariners abroadFederal | Mar. 17, 2021 | 2021 Q12021 Q22021 Q3 | Context (guidance or announcement)Travel and quarantineQuarantine and isolationOther | Primary source read | |
| Ex. AGY-USCG-PORTS-033 | MSIB 02-21 (Change 1)COVID-19 Safety Requirements in the Maritime Transportation System: Change-1 | Commandant, U.S. Coast Guard, Inspections and Compliance Directorate | United States Coast Guard; nationwide (all commercial vessels and sea ports)Federal | Mar. 22, 2021 | 2021 Q12021 Q2 | Context (guidance or announcement)Face-covering requirementTravel and quarantineWorkplace rules | Primary source read | |
| Ex. AGY-USCG-PORTS-034 | MSIB 13-20 (Change 3)COVID 19 - Transportation Worker Identification Credential (TWIC) Operations (Change 3) | Commandant, U.S. Coast Guard, Inspections and Compliance Directorate | United States Coast Guard; nationwideFederal | Apr. 21, 2021 | 2021 Q22021 Q3 | Context (guidance or announcement)Workplace rulesOther | Primary source read | |
| Ex. AGY-USCG-PORTS-035 | MSIB 02-20 (Change 7)Novel Coronavirus - Update (Change 7) | Commandant, U.S. Coast Guard, Inspections and Compliance Directorate | United States Coast Guard; nationwideFederal | May 5, 2021 | 2021 Q22021 Q3 | Context (guidance or announcement)Travel and quarantineWorkplace rulesQuarantine and isolationOther | Primary source read | |
| Ex. AGY-USCG-PORTS-037 | MSIB 02-21 (Change 2)COVID-19 Safety Requirements in the Maritime Transportation System: Change-2 | Commandant, U.S. Coast Guard, Inspections and Compliance Directorate | United States Coast Guard; nationwide (all commercial vessels and sea ports)Federal | June 11, 2021 | 2021 Q22021 Q3 | Context (guidance or announcement)Capacity limitFace-covering requirementTravel and quarantineWorkplace rules | Primary source read | |
| Ex. AGY-USCG-PORTS-052 | Fact Finding Investigation No. 29, Interim Recommendations (presented July 28, 2021)Fact Finding Investigation No. 29 Interim Recommendations | Commissioner Rebecca F. Dye, Fact Finding Officer, Federal Maritime Commission | Federal Maritime Commission; U.S. international ocean supply chainFederal | July 28, 2021 | 2021 Q3 | Context (guidance or announcement)Supply chainOther | Primary source read | |
| Ex. AGY-USCG-PORTS-038 | MSIB 02-21 (Change 3)COVID-19 Safety Requirements in the Maritime Transportation System: Change-3 | Commandant, U.S. Coast Guard, Inspections and Compliance Directorate | United States Coast Guard; nationwide (all commercial vessels and sea ports)Federal | Sept. 2, 2021 | 2021 Q3 | Context (guidance or announcement)Face-covering requirementTravel and quarantineWorkplace rules | Primary source read | |