Section 16.02.10.690 - SEVERE REACTION TO ANY IMMUNIZATION01.Reporting Requirements. Each case or suspected case of a severe reaction to any immunization must be reported to the Department or Health District within one (1) working day of identification.02.Investigation. Each reported case of severe reaction to any immunization must be investigated to confirm and document the circumstances relating to the reported reaction to the immunization.03.Handling of Report. The Department and the Health District will exchange reported information within one (1) working day on any reported case.Idaho Admin. Code r. 16.02.10.690