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Immunization Requirements

Indiana 2023-2024 Required & Recommended School Immunizations 

School Immunization Requirement FAQs

HepB: The minimum age for the 3rd dose of Hepatitis B is 24 weeks of age.

DTaP: 4 doses of DTaP/DTP/DT are acceptable if 4th dose was administered on or after child’s 4th birthday.

Polio*: 3 doses of Polio are acceptable for all grade levels if the 3rd dose was given on or after the 4th birthday and at least 6 months after the previous dose.

*For students in grades K-10, the final dose must be administered on or after the 4th birthday and be administered at least 6 months after the previous dose.

Varicella: Physician documentation of disease history, including month and year, is proof of immunity for children entering preschool through 12th grade. Parent report of disease history is not acceptable.

Tdap: There is no minimum interval from the last Td dose.

MCV4: Individuals who receive dose 1 on or after the 16th birthday only need 1 dose of MCV4.

Hepatitis A: The minimum interval between 1st and 2nd dose is 6 calendar months. 2 doses are required for all grades Pre-K through 12.

COVID-19: COVID-19 vaccine is recommended for all students five years of age and older per CDC and FDA’s Emergency Use Authorization.

Review required after FDA full approval.