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National Center for Immunization and Respiratory Diseases
Immunization Requirements

Program Contents
Full Report (PDF)*
Full Report - (2007-8) (PDF)*
Immunization Requirements (2005-6)
Immunization Requirements
Summary of Requirements
Diphtheria, Tetanus and acellular Pertussis (DTaP)
Tetanus and Diptheria (Td) Booster
Hepatitis A (Hep A)
Hepatitis B (Hep B)
Haemophilus influenzae Type b (Hib)
Measles, Mumps and Rubella (MMR)
Measles Dose 2
Meningococcal Conjugate vaccine (MCV4)
Pneumococcal Conjugate vaccine (PCV)
Polio
Varicella
Exemptions Allowed


Childcare and School Immunization Requirements

Diphtheria, Tetanus, and acellular Pertussis (DTaP)
2007-2008 Requirements for Childcare
Project Dosage Requirements and Comments
Alabama Required (age appropriate)
Alaska 4 doses (age appropriate < age 7 years)
American Samoa 4 doses (ages 2,4,6,15 months); 5 doses (ages 4-6 years)
Arizona 4 doses (age appropriate)
Arkansas Required (age appropriate)
California Required (age appropriate up to age 2 years); 4 doses (ages 2-4 years)
Colorado 4 doses (dose 1 by age 4 months, dose 2 by age 6 months, dose 3 by age 15 months, dose 4 by age 24 months)
Connecticut Required (age appropriate by age 18 months); 4 doses (> age 18 months)
Delaware 4 doses (5 doses if dose 4 is before age 4 years)
District of Columbia 4 doses (age appropriate by age 15 months); 5 doses (at age 4 years)
Federated States/MicronesiaDid not report requirements
Florida Required (age appropriate)
Georgia Required (age appropriate)
Guam 1 dose (age appropriate and must receive all follow-up immunizations by age recommendations)
Hawaii Required (age appropriate by age 19 months); 4 doses (> age 19 months)
Idaho 5 doses (age approriate)
Illinois 3 doses (by age 1 year); 4 doses (at or after age 2 years)
Indiana 3 doses (ages 6-17 months); 4 doses (ages 18-59 months)
Iowa 3 doses
Kansas 4 doses (5 doses if dose 4 before age 4 years)
Kentucky Required (age appropriate)
Louisiana Required (age appropriate)
Maine Required (age appropriate)
Marshall IslandsDid not report requirements
Maryland Required (age appropriate)
Massachusetts 4 doses (age appropriate)
Michigan Required (age appropriate under age 15 months); 4 doses (age appropriate ages 15 months-5 years)
Minnesota Required (age appropriate under age 15 months); 4 doses (ages 15 months-4 years); 5 doses (after age 4 years)
Mississippi 4 doses (before age 4 years); 1 dose (after age 4 years)
Missouri Required (age appropriate following ACIP recommendations)
Montana Required (age appropriate)
N. Mariana Islands 4 doses
Nebraska Required (age appropriate; booster given 8-12 months after dose 3)
Nevada 4 doses (age appropriate) or any 5 doses
New Hampshire Required (age appropriate)
New Jersey 3 doses (age appropriate < age 17 months): 4 doses (minimum for ages 18 months-4 years)
New Mexico 4 doses (3 doses by age 7-12 months; booster dose at age 20-48 month)
New York Required (age appropriate); 3 doses: pertussis and tetanus
North Carolina Required (age appropriate following ACIP recommendations)
North Dakota Required (age appropriate)
Ohio 4 doses
Oklahoma Required (age appropriate)
Oregon 4 doses (age appropriate): diphtheria and tetanus only, pertussis not required
PalauDid not report requirements
Pennsylvania Required (age appropriate)
Puerto Rico Required (age appropriate)
Rhode IslandRequired (age appropriate)
South CarolinaRequired (age appropriate)
South Dakota4 doses (age appropriate with 1 dose after age 4 years)
TennesseeRequired (age appropriate)
Texas Required (age appropriate)
Utah Required (age appropriate)
Vermont Required (age appropriate)
Virgin Islands Required (age appropriate following ACIP recommendations)
Virginia Required (age appropriate)
Washington 1 dose (ages 3-4 months); 2 doses (ages 5-6 months); 3 doses (ages 7-18 months); 4 doses (at or after age 19 months)
West Virginia 3 doses (age appropriate up to age 18 months); 4 doses (over age 18 months)
Wisconsin 2 doses (ages 5-15 months); 3 doses (ages 16-23 months); 4 doses (ages 2-4 years)
Wyoming Required (age appropriate)


Diphtheria, Tetanus, and acellular Pertussis (DTaP)
2007-2008 Requirements for Kindergarten
Project Dosage Requirements and Comments
Alabama 4 doses (1 dose after age 4 years)
Alaska 5 doses (4 doses if dose 4 is after age 4 years)
American Samoa 4 doses (K3); 5 doses (K5 and above)
Arizona 4 doses (5 doses if dose 4 is before age 4 years)
Arkansas 4 doses (1 dose on or after age 4 years)
California 4-5 doses (age appropriate)
Colorado 4 doses (final dose on or after age 4 years); 5 doses (if dose 4 was before age 4 years)
Connecticut 4 doses (final dose after age 4 years)
Delaware 4 doses (5 doses if dose 4 is before age 4 years)
District of Columbia 4 doses (age appropriate intervals by age 15 months); 5 doses (at age 4 years); fewer doses may be required based on age
Federated States/MicronesiaDid not report requirements
Florida 5 doses (4 doses if dose 4 is after age 4 years)
Georgia 3 doses (1 dose after age 4 years)
Guam 1 dose (for school entry but must receive all follow-up immunizations needed to complete the series)
Hawaii 5 doses (4 doses if dose 4 is after age 4 years)
Idaho 5 doses
Illinois 4 doses (1 dose after age 4 years)
Indiana 5 doses (4 doses if dose 4 is after age 4 years)
Iowa 4 doses
Kansas 4 doses (5 doses if dose 4 is before age 4 years)
Kentucky 5 doses
Louisiana 4-5 doses (1 dose after age 4 years)
Maine Required (age appropriate)
Marshall IslandsDid not report requirements
Maryland 4 doses
Massachusetts 5 doses (unless dose 4 is after age 4 years)
Michigan 5 doses (unless dose 4 is after age 4 years)
Minnesota 5 doses (unless dose 4 is after age 4 years)
Mississippi 4 doses (1 dose after age 4 years)
Missouri 4 doses (following ACIP recommendations)
Montana 4 doses (1 dose after age 4 years)
N. Mariana Islands 5 doses
Nebraska 3 doses (1 dose on or after age 4 years)
Nevada 4 doses (1 dose after age 4 years)
New Hampshire 4 doses (1 dose after age 4 years); 5 doses (no age limitation as long as minimum intervals are met)
New Jersey 4 doses (1 dose after age 4 years)
New Mexico 4 doses (1 dose after age 4 years)
New York 3 doses: diphtheria only, tetanus and pertussis not required; 4 doses: DTP for NYC only
North Carolina 5 doses (1 dose after age 4 years and before school entry)
North Dakota 5 doses (unless dose 4 is on or after age 4 years, age appropriate)
Ohio 5 doses (if dose 4 is before age 4 years)
Oklahoma 5 doses (unless dose 4 is after age 4 years)
Oregon 5 doses (unless dose 4 is after age 4 years): diphtheria and tetanus only, pertussis not required
PalauDid not report requirements
Pennsylvania 4 doses (1 dose on or after age 4 years): diphtheria and tetanus only, pertussis not required
Puerto Rico 5 doses (unless dose 4 is after age 4 years)
Rhode Island 5 doses (unless dose 4 is after age 4 years)
South Carolina 4 doses (1 dose after age 4 years)
South Dakota 4 doses (1 dose after age 4 years)
Tennessee 4 doses
Texas 5 doses (unless dose 4 is on or after age 4 years)
Utah 5 doses (unless dose 4 is after age 4 years)
Vermont 3 doses (6 months between dose 2 and dose 3): pertussis not required
Virgin Islands Required (age appropriate following ACIP recommendations)
Virginia 3 doses (1 dose after age 4 years)
Washington 4 doses (1 dose after age 4 years)
West Virginia 3 doses (1 dose on or after age 4 years)
Wisconsin 4 doses (1 dose after age 4 years); 3 doses (if dose 3 is after age 4 years)
Wyoming 4 doses (1 dose after age 4 years for new entrants)


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This page last reviewed June 20, 2008

Centers for Disease Control and Prevention
National Center for Immunization and Respiratory Diseases
Immunization Services Division