diff --git a/input/pagecontent/changelog.md b/input/pagecontent/changelog.md
index db4eaf9..1c386e9 100644
--- a/input/pagecontent/changelog.md
+++ b/input/pagecontent/changelog.md
@@ -1,3 +1,22 @@
+### 1.0.0-rc3
+
+| Issue | Short Description |
+|-------|-------------------|
+| [#137](https://github.com/IKNL/PZP-FHIR-R4/issues/137) | Replaced legally capable extension on Patient with an Observation to better support representation of legal capacity. |
+| [#132](https://github.com/IKNL/PZP-FHIR-R4/issues/132) | Updated `Procedure.code` to support multiple ACP procedure codes and ensure compliance with zib/nl-core terminology requirements. |
+| [#157](https://github.com/IKNL/PZP-FHIR-R4/issues/157) | Updated CommunicationRequest cardinalities by requiring `subject`, `requester` and `sender`, and adding an invariant to ensure either `authoredOn` or a reference to Encounter. |
+| [#151](https://github.com/IKNL/PZP-FHIR-R4/issues/151) | Corrected search URLs by fixing code parameter syntax to ensure proper OR behavior. |
+| [#136](https://github.com/IKNL/PZP-FHIR-R4/issues/136) | Improved search query documentation by clarifying how to retrieve specific data items such as ContactPerson (e.g. legal representative). |
+| [#135](https://github.com/IKNL/PZP-FHIR-R4/issues/135) | Updated questionnaire answer options to use `answerValueSet` references where possible and improve alignment with terminology, resolving validation issues. |
+| [#138](https://github.com/IKNL/PZP-FHIR-R4/issues/138) | Updated a couple questionnaire items from `choice` to `boolean` to resolve validation issues and align with the dataset. |
+| [#126](https://github.com/IKNL/PZP-FHIR-R4/issues/126) | Updated questionnaire to align with latest dataset changes, including support for 'other' treatment directives and addition of missing 'MeetMethode' elements. |
+| [#131](https://github.com/IKNL/PZP-FHIR-R4/issues/131) | Replaced fixed questionnaire answer options for 'Functie (specialisme)' with AGB and UZI value sets. |
+| [#138](https://github.com/IKNL/PZP-FHIR-R4/issues/138) | Updated yes/no questions in the questionnaire to use `boolean` instead of `choice`. |
+| [#133](https://github.com/IKNL/PZP-FHIR-R4/issues/133) | Aligned API documentation by correcting CommunicationRequest category code in sequence diagram and updating CapabilityStatement to use CommunicationRequest. |
+| [#129](https://github.com/IKNL/PZP-FHIR-R4/issues/129) | Clarified ContactPerson artifact documentation for `.relationship:roleAdditional` slice. |
+| [#127](https://github.com/IKNL/PZP-FHIR-R4/issues/127) | Added missing `subject` references to QuestionnaireResponse examples and improved consistency of author/source formatting. |
+| [#156](https://github.com/IKNL/PZP-FHIR-R4/issues/156) | Applied QA fixes including ValueSet renaming to avoid duplicate titles. |
+
 ### 1.0.0-rc2
 
 | Issue | Short Description |
diff --git a/input/pagecontent/data-exchange.md b/input/pagecontent/data-exchange.md
index 708d2b1..ae4fdf7 100644
--- a/input/pagecontent/data-exchange.md
+++ b/input/pagecontent/data-exchange.md
@@ -63,6 +63,8 @@ The below listed search requests show how all the ACP agreements, procedural inf
 6. Retrieves `DeviceUseStatement` resources for devices representing an ICD, and includes the corresponding `Device` resource.
 7. Retrieves `CommunicationRequest` resources representing all communication requests related to the ACP procedure.
 
+For `RelatedPerson` and `Practitioner` there is no specific query as according to the model there are references made to these resources. If there is a legal representative we expect that to be present in `Patient.contact`. For related persons attending the encounter a reference is expected to be made in `Encounter.participant`.
+
 #### Advanced Search Parameters Supported
 The queries above use several search parameter types and modifiers:
 * `_include`: Returns referenced resources in the same `Bundle`, reducing the need for additional API calls.