# Actor Definitions - AU Core Implementation Guide v2.0.1-ci-build

* [**Table of Contents**](toc.md)
* [**FHIR Artefacts**](fhirartefacts.md)
* **Actor Definitions**

## Actor Definitions

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| *Page standards status:*[Informative](http://hl7.org/fhir/R4/versions.html#std-process) |

The following ActorDefinitions define the systems that plays a role in data exchange, and that have obligations associated with the role the actor plays, in AU Core.

* [AU Core Requester actor](ActorDefinition-au-core-actor-requester.md)

The AU Core Requester is a system that creates and initiates a data access request to retrieve core digital health and administrative information. The set of capabilities (behaviours) for this actor is defined in [AU Core Requester CapabilityStatement](CapabilityStatement-au-core-requester.md).

* [AU Core Responder actor](ActorDefinition-au-core-actor-responder.md)

The AU Core Responder is a system responsible for providing responses to queries submitted by AU Core Requesters. The set of capabilities (behaviours) for this actor is defined in [AU Core Responder CapabilityStatement](CapabilityStatement-au-core-responder.md).

