What to know
Immunization information systems (IIS) are confidential, population-based, computerized databases that record all immunization doses administered by participating providers to persons residing within a given geopolitical area. This information details how to access immunization records for vaccine recipients who received a vaccine in Tennessee.
General Information
Tennessee's IIS is called TennIIS, and it includes immunization records for vaccine recipients of all ages. Visit this webpage to learn more about the IIS.
The jurisdiction is authorized by law to operate TennIIS. For more information, please see Tennessee Code Annotated § 37-10-401(c).
Child Consent to Participate
For children, TennIIS requires implicit consent with opt-out by law. Children are included in the IIS unless their parent(s)/guardian(s) choose to opt them out.
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Adult Consent to Participate
For adults, TennIIS requires implicit consent with opt-out by law. Adults are included in the IIS unless they choose to opt out.
The adult consent policy is based on alignment with the jurisdiction's child consent policy.
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Provider Reporting
Tennessee does have a mandate for vaccination providers to report immunizations to TennIIS. The reporting policy:
- Applies only to certain providers.
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Data Sharing
Tennessee does have a policy that regulates sharing data from TennIIS with other public health entities. The operational data sharing policy:
- Requires protecting the data's confidentiality.