Individuals who test positive for COVID-19 or have COVID-19 symptoms should isolate and notify their close contacts that they may have been exposed to COVID-19. Individuals who test positive for COVID- 19 or have COVID-19 symptoms should refer close contacts to the state or local health department website to learn about the steps they should take because of the exposure. The Local Health Department may or may not do a case investigation. Isolation and quarantine attestation forms and related information are available at state and local health department websites.