Overview
The Immunization Information Systems Annual Report (IISAR) is an annual assessment conducted by CDC, National Center for Immunization and Respiratory Diseases (NCIRD), Immunization Information Systems (IIS) Support Branch, among the 64 immunization program awardees that receive funding under section 317b of the Public Health Service Act. Awardees include the 50 states, 5 cities, the District of Columbia (D.C.) and 8 Territories.