; (iii) provide each incarcerated person with the results of the diagnostic tests, regardless of the results, including an interpretation of what the test results mean in the incarcerated person’s preferred language; (iv) provide each incarcerated person who tests positive for COVID–19 with necessary medical care (as outlined in the National Institutes of Health COVID–19 Treatment Guidelines), including COVID–19 tests to monitor recovery if indicated by the Centers for Disease Control and Prevention, and housing in a medical isolation unit under the care of medical professionals, at no cost to the incarcerated person, in accordance with the guidelines developed under section 6; (v) quarantine each incarcerated person exposed to a positive COVID–19 case in accordance with the guidelines developed under section 6; and (vi) establish a procedure through which incarcerated people can opt out of COVID–19 testing, in accordance with the guidelines developed under section 6. (2) New entrants During the period beginning not later than 45 days after the date of enactment of this Act and ending on the last day of the COVID–19 pandemic, each correctional facility shall— (A) provide each incarcerated person newly admitted or transferred to the facility with an optional COVID–19 diagnostic test within 24 hours of entering the facility, regardless of whether the incarcerated person exhibits symptoms of COVID–19, at no cost to the incarcerated person