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 Arkansas.
General Information
Arkansas's IIS is called WebIZ, and it includes immunization records for vaccine recipients of all ages. Visit to learn more about the IIS.
The jurisdiction is authorized by law to operate WebIZ. For more information, please see .
Child Consent to Participate
For children, WebIZ 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, WebIZ requires implicit consent with opt-out by law. Adults are included in the IIS unless they choose to opt out.
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Provider Reporting
Arkansas does have a mandate for vaccination providers to report immunizations to WebIZ. The reporting mandate:
- Applies only to a subset of vaccine recipients.
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Data Sharing
Arkansas does have a policy that regulates sharing data from WebIZ with other public health entities. The data sharing policy:
- Requires a data use/sharing agreement or memorandum of understanding.