This Section describes the expected capabilities of the PDex with US Core 6.1 Support Server actor which is responsible for providing responses to the queries submitted by the PDex Requestors. The complete list of FHIR profiles, RESTful operations, and search parameters supported by PDex and US Core Servers are defined. Systems implementing this capability statement should meet the ONC 2015 Common Clinical Data Set (CCDS) access requirement for Patient Selection 170.315(g)(7) and Application Access - Data Category Request 170.315(g)(8) and the ONC [U.S. Core Data for Interoperability (USCDI) Version 3 July 2022](https://www.healthit.gov/isa/sites/isa/files/2022-07/USCDI-Version-3-July-2022-Final.pdf). PDex Clients have the option of choosing from this list to access necessary data based on their local use cases and other contextual requirements.

This Section describes the expected capabilities of the PDex Server actor which supports US Core 3.1.1 and is responsible for providing responses to the queries submitted by PDex Requestors. The complete list of FHIR profiles, RESTful operations, and search parameters supported by PDex Servers for US Core 3.1.1 are defined. PDex Clients have the option of choosing from this list to access necessary data based on their local use cases and other contextual requirements.