What to know

General Information
Pennsylvania's IIS is the Pennsylvania Statewide Immunization Information System (PA-SIIS), and it includes immunization records for vaccine recipients of all ages. Visit this webpage to learn more about the IIS.
Child Consent to Participate
For Children, PIERS 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.
Adult Consent to Participate
For adults, PIERS requires implicit consent with opt-out by law. Adults are included in the IIS unless they choose to opt out.
Provider Reporting
Pennsylvania does have a mandate for vaccination providers to report immunizations to PA-SIIS. The reporting mandate:
- Applies only to certain providers and
- Applies only under specific circumstances.
Data Sharing
Pennsylvania does have a policy that regulates sharing data from PA-SIIS with other public health entities. The data sharing policy:
- Requires that the data are only used for public health or other specific purposes.