1. A. Case control measures:

   1. 1. An administrator of a school or child care establishment, either personally or through a representative, shall:

      1. a. Exclude a measles case from the school or child care establishment and from school- or child-care-establishment-sponsored events from the onset of illness through the fourth calendar day after the rash appears; and
      2. b. Exclude a measles suspect case from the school or child care establishment and from school- or child-care-establishment-sponsored events until the local health agency has determined that the suspect case is unlikely to infect other individuals.
   2. 2. A diagnosing health care provider or an administrator of a health care institution, either personally or through a representative, shall isolate and institute airborne precautions for a measles case from onset of illness through the fourth calendar day after the rash appears.

   3. 3. An administrator of a health care institution, either personally or through a representative, shall exclude a measles:

      1. a. Case from working at the health care institution from the onset of illness through the fourth calendar day after the rash appears; and
      2. b. Suspect case from working at the health care institution until the local health agency has determined that the suspect case may return to work.

   4. 4. A local health agency shall:

      1. a. Upon receiving a report under R9-6-202 or R9-6-203 of a measles case or suspect case, notify the Department within 24 hours after receiving the report and provide to the Department the information contained in the report;
      2. b. Conduct an epidemiologic investigation of each reported measles case or suspect case;
      3. c. For each measles case, submit to the Department, as specified in Table 2.4, the information required under R9-6-206(D); and
      4. d. In consultation with the Department, ensure that one or more specimens from each measles case or suspect case, as required by the Department, are submitted to the Arizona State Laboratory.
   5. 5. An administrator of a correctional facility or shelter, either personally or through a representative, shall comply with the measles control measures recommended by a local health agency or the Department.

2. B. Contact control measures:

   1. 1. When a measles case has been at a school or child care establishment, the administrator of the school or child care establishment, either personally or through a representative, shall:

      1. a. Consult with the local health agency to determine who shall be excluded and how long each individual shall be excluded from the school or child care establishment, and
      2. b. Comply with the local health agency’s recommendations for exclusion.

   2. 2. A local health agency shall:

      1. a. Determine which measles contacts will be quarantined or excluded, according to R9-6-303, to prevent transmission; and
      2. b. Provide or arrange for immunization of each non-immune measles contact within 72 hours after last exposure, if possible.

   3. 3. An administrator of a health care institution shall ensure that a paid or volunteer full-time or part-time worker at a health care institution does not participate in the direct care of a measles case or suspect case unless the worker is able to provide evidence of immunity to measles through one of the following:

      1. a. A record of immunization against measles with two doses of live virus vaccine given on or after the first birthday and at least one month apart;
      2. b. A statement signed by a physician, physician assistant, registered nurse practitioner, state health officer, or local health officer affirming serologic evidence of immunity to measles; or
      3. c. Documentary evidence of birth before January 1, 1957.

Historical Note

Former Section R9-6-115, Paragraph (40), renumbered and amended as R9-6-753 effective January 28, 1987 (Supp. 87-1). Renumbered from R9-6-753 and amended effective October 19, 1993 (Supp. 93-4). Former Section R9-6-360 renumbered to R9-6-364; new Section R9-6-360 renumbered from R9-6-356 and amended effective April 4, 1997 (Supp. 97-2). Amended by final rulemaking at 8 A.A.R. 1953, effective April 3, 2002 (Supp. 02-2). Former R9-6-360 renumbered to R9-6-368; new R9-6-360 renumbered from R9-6-352 and amended by final rulemaking at 10 A.A.R. 3559, effective October 2, 2004 (Supp. 04-3). Former R9-6-360 renumbered to R9-6-365; new R9-6-360 renumbered from R9-6-355 and amended by final rulemaking at 14 A.A.R. 1502, effective April 1, 2008 (Supp. 08-2). Section R9-6-360 renumbered to R9-6-367; new Section R9-6-360 renumbered from R9-6-354 and amended by final rulemaking at 23 A.A.R. 2605, effective January 1, 2018 (Supp. 17-3). Section R9-6-360 renumbered to R9-6-368; new Section R9-6-360 renumbered from R9-6-355 and amended by final rulemaking at 31 A.A.R. 1317 (April 25, 2025), effective June 2, 2025 (Supp. 25-2).