Skip Navigation Links
Centers for Disease Control and Prevention
 CDC Home Search Health Topics A-Z

National Center for Immunization and Respiratory Diseases
Immunization Requirements

Program Contents
Full Report (PDF)*
Immunization Requirements (2007-8)
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)
2005-2006 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)
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 18 months); 4 doses (> age 18 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 6-23 months); 4 doses (ages 2-6 years)
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)
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 4 doses (age appropriate)
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 5 doses (4 doses by age 19 months; booster dose after age 4 years)
New York Required (age appropriate); 3 doses: pertussis and tetanus
North Carolina 4 doses
North Dakota Required (age appropriate)
Ohio 4 doses
Oklahoma Required (age appropriate)
Oregon 4 doses (age appropriate)
Pennsylvania Required (age appropriate)
Puerto Rico Required (age appropriate)
Rhode Island Required (age appropriate)
South Carolina Required (age appropriate)
South Dakota 4 doses (age appropriate with 1 dose after age 4 years)
Tennessee Required (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)
2005-2006 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 (for new entrants)
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
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 4 doses
Iowa 3 doses (1 dose after age 4 years)
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)
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 (final dose after age 4 years)
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) or any 5 doses
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
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)


CDC Home | Search | Health Topics A-Z

This page last reviewed May 1, 2007

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