The Certified HIT Product List (CHPL) provides the authoritative, comprehensive listing of Complete EHRs and EHR Modules that have been tested and certified under the Temporary Certification Program maintained by the Office of the National Coordinator for Health IT (ONC). Each Complete EHR and EHR Module listed on the website has been certified by an ONC-Authorized Testing and Certification Body (ONC-ATCB) and reported to ONC. Only the product versions that are included on the CHPL are certified under the ONC Temporary Certification Program.