“Proof of immunity to hepatitis B,” “proof of immunity to measles,” “proof of immunity to rubella” and “proof of immunity to tetanus, diphtheria and mumps” defined.

1. “Proof of immunity to hepatitis B” means: (a) A record of immunization against hepatitis B; or (b) A statement signed by a licensed physician or the health authority which affirms serologic evidence of immunity to hepatitis B. 2. “Proof of immunity to measles” means: (a) A record of immunization against measles with live virus vaccine given on or after the date on which the person reached the age of 1 year; (b) A statement signed by a licensed physician specifying the date when the person had measles; (c) A statement signed by a licensed physician or the health authority which affirms serologic evidence of immunity to measles; or (d) Verified date of birth before January 1, 1957. 3. “Proof of immunity to rubella” means: (a) A record of immunization against rubella with a live virus vaccine given on or after the date on which the person reached the age of 1; or (b) A statement signed by a licensed physician or the health authority which affirms serologic evidence of immunity to rubella. 4. “Proof of immunity to tetanus, diphtheria and mumps” means: (a) A record of immunization against tetanus, diphtheria and mumps; (b) A statement signed by a licensed physician specifying the dates when the person had tetanus, diphtheria and mumps; or (c) A statement signed by a licensed physician or the health authority which affirms serologic evidence of immunity to tetanus, diphtheria and mumps.