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Wyoming Immunization Requirements

Wyoming Immunization Requirements

Wyoming Statute 21-4-309

“(a) These regulations shall apply to all pupils attending, full or part time, any public or private school or child caring facility. (b) No School Administrator or Child Caring Facility Administrator shall retain any pupil thirty (30) days after entry without official written documented proof of immunization according to the schedule published by the State Health Officer except when there are exemptions as noted in these regulations. Pupils who are exempt from immunizations shall remain in school during an appeal process unless there is a vaccine-preventable disease outbreak as defined by Section 5(c) of this Chapter. “

The following immunizations are required for enrollment in Wyoming:
  • DT/DTaP - Five (5) valid doses are required of diphtheria/tetanus/pertussis-containing vaccines. If a fourth (4th) dose of DTaP vaccine was administered on or after a child’s fourth (4th) birthday, and at least six (6) months has passed since the third (3rd) dose, a fifth (5th) dose is not required.
  • Tdap - 7th to 12th Grade students: One booster dose is required of diphtheria/tetanus/pertussis containing vaccine.
  • Polio - Three (3) or four (4) valid doses are required of inactivated poliovirus vaccine (IPV). Children who receive three (3) doses of IPV before the fourth (4th) birthday should receive a fourth (4th) dose before or at school entry. The fourth (4th) dose is not needed if the third (3rd) dose is given on or after the fourth (4th) birthday. If all four (4) doses are given after six (6) weeks of age and are all separated by at least four (4) weeks, a fifth (5th) dose is not needed, even if the fourth (4th) dose was administered before four (4) years of age.
  • MMR - Two (2) valid doses are required of measles/mumps/rubella (MMR) vaccine. The 1st dose must have been on or after their 1st birthday and the 2nd dose at least one month after the first dose.
  • Hepatitis B - Three (3) valid doses are required of hepatitis B vaccine.
  • Varicella - Two (2) valid doses are required of varicella (or verification by a health care provider of disease after 1 year of age).
In addition to the above, the following immunizations are required for pre-kindergarten (Pre-K) enrollment in Wyoming:
  • Rotavirus - Two to three (2-3) valid doses are required of Rotavirus.
  • Pneumococcal - Four (4) valid does are required of Pneumococcal.

Please note that valid doses are those given in correct intervals as recommended by the Advisory Committee on Immunization Practices and the Centers for Disease Control and Prevention.

State of Wyoming - Immunization Exemption Request Forms:

Understanding the Risks and Responsibilities of Not Vaccinating your Child

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