(1) Before a prospective pupil may attend a Montana preschool, that school must be provided with adequate documentation that the prospective pupil has been immunized in accordance with the following standards:

(a) the prospective pupil must have received three doses of polio vaccine and four doses of DTP/DTaP vaccine or DT vaccine, subject to the requirement that DT vaccine administered to children is acceptable only if accompanied by a medical exemption for that prospective pupil from pertussis vaccination;

(b) the prospective pupil must receive one dose of MMR vaccine, administered no earlier than 12 months of age;

(c) one dose of Hib vaccine must be administered on or after the first birthday, unless the prospective pupil is older than 59 months of age; and

(d) the prospective pupil must have received one dose of varicella vaccine, administered no earlier than 12 months of age.

(2) If a prospective pupil is not vaccinated with all of the vaccines required in (1), the prospective pupil may be admitted conditionally in accordance with the requirements of ARM 37.114.710.

(3) A preschool must keep immunization data for each enrolled pupil on HES 101, including the date, month and year of administration of all required vaccines.

(4) If a religious or medical exemption is claimed, the preschool must maintain the record of that exemption in accord with the requirements of ARM 37.114.715 or 37.114.716, whichever applies.