45 CFR 170.545 - Complete EHR certification.
(c)Gap certification. An ONC-ACB may provide the option for and perform gap certification of previously certified Complete EHRs.
(d)Inherited certified status. An ONC-ACB must accept requests for a newer version of a previously certified Complete EHR to inherit the certified status of the previously certified Complete EHR without requiring the newer version to be recertified.
(1) Before granting certified status to a newer version of a previously certified Complete EHR, an ONC-ACB must review an attestation submitted by the developer of the Complete EHR to determine whether any change in the newer version has adversely affected the Complete EHR's capabilities for which certification criteria have been adopted.
(2) An ONC-ACB may grant certified status to a newer version of a previously certified Complete EHR if it determines that the capabilities for which certification criteria have been adopted have not been adversely affected.
(e) An ONC-ACB that has been authorized to certify Complete EHRs is also authorized to certify all Health IT Modules under the ONC Health IT Certification Program.