Important update: Healthcare facilities
CDC has updated select ways to operate healthcare systems effectively in response to COVID-19 vaccination. Learn more
UPDATEGiven new evidence on the B.1.617.2 (Delta) variant, CDC has updated the guidance for fully vaccinated people. CDC recommends universal indoor masking for all teachers, staff, students, and visitors to K-12 schools, regardless of vaccination status. Children should return to full-time in-person learning in the fall with layered prevention strategies in place.
UPDATEThe White House announced that vaccines will be required for international travelers coming into the United States, with an effective date of November 8, 2021. For purposes of entry into the United States, vaccines accepted will include FDA approved or authorized and WHO Emergency Use Listing vaccines. More information is available here.
Information for Laboratories about Coronavirus (COVID-19)
Updated Mar. 28, 2021
COVID-19 testing for labs
CDC COVID-19 Tests
Types of COVID-19 tests and supplies
Advisories and Alerts
- May 18. 2021 05/18/2021: Lab Advisory: CDC Updates Interim Guidance for Antigen Testing for SARS-CoV-2
- May 14. 2021 05/14/2021: Lab Update: Join the Next Clinical Laboratory COVID-19 Response Call on Monday, May 17 at 3:00 PM ET
- May 05. 2021 05/05/2021: Lab Advisory: SARS-CoV-2 Variants B.1.617, B.1.617.1, B.1.617.2, and B.1.617.3 Classified as Variants of Interest