Ch. 3, § 6. Evidence of Immunity

(a) The following may be submitted as evidence of a child's immunity against a vaccine-preventable disease and in lieu of the documentary proof of immunization required for the particular vaccine-preventable disease: (i) A positive serologic test for measles, mumps, rubella, hepatitis B, varicella, or all 3 serotypes of poliomyelitis found in the polio vaccines; or (A) A serology result reported as equivocal is not acceptable evidence of immunity. (ii) A written diagnosis or verification of a history of varicella or herpes zoster by a physician or the physician's designee. (A) To verify a history of varicella, health care providers should inquire about an epidemiologic link to another typical varicella case or to a laboratory confirmed case, or evidence of laboratory confirmation, if testing was performed at the time of acute disease.