Important update: Healthcare facilities
CDC has updated select ways to operate healthcare systems effectively in response to COVID-19 vaccination. Learn more
UPDATE
Given 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.
UPDATE
The 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.
UPDATE
Travel requirements to enter the United States are changing, starting November 8, 2021. More information is available here.

Steps for Determining Close Contact and Quarantine in K–12 Schools

Steps for Determining Close Contact and Quarantine in K–12 Schools

Determine If Someone Is a Close Contact

STEP
1
Is the suspected close contact a student or adult?

STUDENT: Go to Step 2.

ADULT: Go to Step 8.

STEP
2
Did the suspected close contact happen in an indoor classroom or a structured outdoor setting?

YES: Go to Step 3.

NO: Go to Step 6.

STEP
3
Was the student within 3 feet of another student with COVID-19?

YES: Go to Step 7.

NO: Go to Step 4.

STEP
4
Was the student within 3 to 6 feet of another student with COVID-19?

YES: Go to Step 5.

NO: The student is not a close contact.

STEP
5
Were both students wearing their masks consistently and correctly?

YES: The student is not a close contact.

NO: Go to Step 7.

STEP
6
Was the student within 6 feet of someone with COVID-19?

YES: Go to Step 7.

NO: The student is not a close contact.

STEP
7
Was the student in the presence of someone with confirmed or suspected COVID-19 for a cumulative total of 15 minutes or more over a 24-hour period?

YES: The student is a close contact. Go to the quarantine recommendations below.

NO: The student is not a close contact.

STEP
8
Did the suspected close contact for the adult happen at school?

YES: Go to Step 9.

NO: The adult may want to learn if they are considered a close contact based on their suspected exposure outside of school.

STEP
9
Was the adult less than 6 feet away from someone diagnosed with COVID-19 for a cumulative total of 15 minutes or more over a 24-hour period?

YES: The adult is a close contact, regardless of proper mask use. Go to the quarantine recommendations below.

NO: The adult is not a close contact.

PDF thumbnail of Steps for Determining Close Contact and Quarantine in K–12 Schools
Steps for Determining Close Contact and Quarantine in K–12 Schools

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Quarantine Guidelines and Precautions a Close Contact Should Take

All Close Contacts Should Take These Precautions

Regardless of vaccination status, all close contacts should monitor for symptoms and wear a well-fitting mask around others for 10 days after the last close contact.

If a close contact develops any COVID-19 symptoms, they should isolate, get tested immediately, and continue to isolate if they test positive.

IF CLOSE CONTACT
Is NOT up to date with COVID-19 vaccinations

IF CLOSE CONTACT
Is NOT up to date with COVID-19 vaccinations

Stay home and quarantine

The close contact should stay home and:

Stay home and quarantine

The close contact should stay home and:

IF CLOSE CONTACT
IS up to date with COVID-19 vaccinations

IF CLOSE CONTACT
IS up to date with COVID-19 vaccinations

No quarantine

If they have taken the full series of a COVID-19 vaccine and boosters as recommended, they are up to date.

The close contact does not need to quarantine, but should:

No quarantine

If they have taken the full series of a COVID-19 vaccine and boosters as recommended, they are up to date.

The close contact does not need to quarantine, but should:

IF CLOSE CONTACT
Had COVID-19 within the past 90 days and recovered

IF CLOSE CONTACT
Had COVID-19 within the past 90 days and recovered

No quarantine

The close contact does not need to quarantine. They should speak with a healthcare professional about testing recommendations and follow the precautions listed above

No quarantine

The close contact does not need to quarantine. They should speak with a healthcare professional about testing recommendations and follow the precautions listed above