diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Analysis/Releases/Technical-Release-Notes/TRN-APP8/1.0.0-alpha.3.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Analysis/Releases/Technical-Release-Notes/TRN-APP8/1.0.0-alpha.3.page.md
index f37caec2..0344d6dd 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Analysis/Releases/Technical-Release-Notes/TRN-APP8/1.0.0-alpha.3.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Analysis/Releases/Technical-Release-Notes/TRN-APP8/1.0.0-alpha.3.page.md
@@ -11,14 +11,20 @@ This is a pre-release of v1.0.0-alpha.3 - Referrals into a broker for Healthcare
| Change | Description | Impact |
|-------------------------------------------|-------------------------------------------------|-------------------------------------------------------------------------|
-
+| Patient Identifier Resource | Updates to Referral Payload Implementation Guidance for multiple elements to improve clarity.|correction
+| Scope and Requirements | Minor text changes and link to Hazard Log added|correction
### Payload Change Log
| FHIR Element | Previous | Current | Other | Referral/Booking | Rationale | Impact |
|------------------------------------------------------|----------|------------|---------|------------------|-------------------------------------------------------------------------------------------------|----------|
-
+| Patient.identifier.system | This SHOULD be populated with namespace for the Identifier. | This MUST be populated with namespace for the Identifier. | Update | Referral Response |Change | correction |
+| Patient.identifier.value | This SHOULD be populated with a human readable patient identifier. When used this MUST be populated with the NHS number when available.If no NHS number is available this SHOULD be populated with the Local patient identifier. | This MUST be populated with a human readable patient identifier. When used this MUST be populated with the NHS number when available. | Update | Referral Response |Change | correction |
+| Patient.identifier.extension.url | This SHOULD be populated. Where used this MUST be populated with Structure Definition 'https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-NHSNumberVerificationStatus' - FIXED VALUE | This MUST be populated. Where used this MUST be populated with Structure Definition 'https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-NHSNumberVerificationStatus' - FIXED VALUE | Update | Referral Response |Change | correction |
+| Patient.identifier.extension.valueCodeableConcept.coding.system | This SHOULD be populated. Where used this MUST be populated with CodeSystem - 'https://fhir.hl7.org.uk/CodeSystem/UKCore-NHSNumberVerificationStatus' - FIXED VALUE | This MUST be populated with CodeSystem - 'https://fhir.hl7.org.uk/CodeSystem/UKCore-NHSNumberVerificationStatus' - FIXED VALUE | Update | Referral Response |Change | correction |
+| Patient.identifier.extension.valueCodeableConcept.coding.code | This SHOULD be populated. Where used this MUST be 'number-present-and-verified' or 'number-present-but-not-traced', else no NHS number MUST be sent. No other statuses are permitted. | This MUST be populated. This MUST be 'number-present-and-verified' only. No other statuses are permitted. | Update | Referral Response |Change | correction |
+| Patient.identifier.extension.valueCodeableConcept.coding.display | This SHOULD be populated. Where used this MUST be populated with 'Number present and verified' or 'Number present but not traced'. No other statuses are permitted. |This MUST be populated. This MUST be populated with 'Number present and verified'. No other statuses are permitted. | Update | Referral Response |Change | correction |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Applications/BaRS-Applications/Applications/BaRS-APP8/Referral-Payload.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Applications/BaRS-Applications/Applications/BaRS-APP8/Referral-Payload.page.md
index 9788f2d2..4300418f 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Applications/BaRS-Applications/Applications/BaRS-APP8/Referral-Payload.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Applications/BaRS-Applications/Applications/BaRS-APP8/Referral-Payload.page.md
@@ -237,15 +237,15 @@ This payload is used to transmit all the necessary information that is required
| Patient.meta.profile | This MUST be populated. Follow UK Core guidance for populating this element | MUST | 1..1 | https://fhir.hl7.org.uk/StructureDefinition/UKCore-Patient |
| Patient.meta.LastUpdate | This MUST be populated. All resources MUST include 'lastUpdated' value, under meta section which MUST be the same timestamp for each resource when created from new, but MUST be a later timestamp on updates, if the content of a particular resource contains updated info for subsequent updates. Otherwise, maintain the timestamp originally sent. | MUST | 1..1 | 2023-03-08T12:01:08.4677672+00:00 |
| Patient.identifier | | MUST | 0..* | |
-| Patient.identifier.system | This SHOULD be populated with namespace for the Identifier | MUST | 1..1 | https://fhir.nhs.uk/Id/nhs-number |
-| Patient.identifier.value | This SHOULD be populated with a human readable patient identifier. When used this MUST be populated with the NHS number when available.If no NHS number is available this SHOULD be populated with the Local patient identifier. | MUST | 1..1 | 3478526985 |
+| Patient.identifier.system | This MUST be populated with namespace for the Identifier | MUST | 1..1 | https://fhir.nhs.uk/Id/nhs-number |
+| Patient.identifier.value | This MUST be populated with a human readable patient identifier. When used this MUST be populated with the NHS number when available. | MUST | 1..1 | 3478526985 |
| Patient.identifier.extension | This extension is used to record the NHS number Verification status | MUST | 0..* | |
-| Patient.identifier.extension.url | This SHOULD be populated. Where used this MUST be populated with Structure Definition 'https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-NHSNumberVerificationStatus' - FIXED VALUE | MUST | 1..1 | https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-NHSNumberVerificationStatus |
+| Patient.identifier.extension.url | This MUST be populated. Where used this MUST be populated with Structure Definition 'https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-NHSNumberVerificationStatus' - FIXED VALUE | MUST | 1..1 | https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-NHSNumberVerificationStatus |
| Patient.identifier.extension.valueCodeableConcept | | MUST | 0..1 | |
| Patient.identifier.extension.valueCodeableConcept.coding | | MUST | 0..* | |
-| Patient.identifier.extension.valueCodeableConcept.coding.system | This SHOULD be populated. Where used this MUST be populated with CodeSystem - 'https://fhir.hl7.org.uk/CodeSystem/UKCore-NHSNumberVerificationStatus' - FIXED VALUE | MUST | 0..1 | https://fhir.hl7.org.uk/CodeSystem/UKCore-NHSNumberVerificationStatus |
-| Patient.identifier.extension.valueCodeableConcept.coding.code | This SHOULD be populated. Where used this MUST be 'number-present-and-verified' else no NHS number MUST be sent. No other statuses are permitted. | MUST | 0..1 | number-present-and-verified |
-| Patient.identifier.extension.valueCodeableConcept.coding.display | This SHOULD be populated. Where used this MUST be populated with 'Number present and verified'. No other statuses are permitted. | MUST | 0..1 | Number present and verified |
+| Patient.identifier.extension.valueCodeableConcept.coding.system | This MUST be populated with CodeSystem - 'https://fhir.hl7.org.uk/CodeSystem/UKCore-NHSNumberVerificationStatus' - FIXED VALUE | MUST | 0..1 | https://fhir.hl7.org.uk/CodeSystem/UKCore-NHSNumberVerificationStatus |
+| Patient.identifier.extension.valueCodeableConcept.coding.code | This MUST be populated. This MUST be 'number-present-and-verified' only. No other statuses are permitted. | MUST | 0..1 | number-present-and-verified |
+| Patient.identifier.extension.valueCodeableConcept.coding.display | This MUST be populated. This MUST be populated with 'Number present and verified'. No other statuses are permitted. | MUST | 0..1 | Number present and verified |
| Patient.name | | SHOULD | 0..* | |
| Patient.name.use | Follow UK Core guidance for populating this element | SHOULD | 0..1 | official |
| Patient.name.text | Follow UK Core guidance for populating this element | SHOULD | 0..1 | Mrs Julie Jones |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Applications/BaRS-Applications/Applications/BaRS-APP8/Scope-and-Requirements.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Applications/BaRS-Applications/Applications/BaRS-APP8/Scope-and-Requirements.page.md
index 375b829f..c9dcfaef 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Applications/BaRS-Applications/Applications/BaRS-APP8/Scope-and-Requirements.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Applications/BaRS-Applications/Applications/BaRS-APP8/Scope-and-Requirements.page.md
@@ -42,13 +42,18 @@ The payload and workflow have been designed to support these services. Other {{p
- BaRS currently supports the communication of consent for direct care only
- Certificates for Receiving messages to use nhs.uk domains only
- Receiving endpoints are to be internet facing
-- Clincial Constraints exist - See Hazard Log
+- Clincial Constraints exist - See [Hazard Log](https://digital.nhs.uk/developer/api-catalogue/booking-and-referral-fhir/onboarding-support-information#downloads)
- No element level 'updates' to requests are supported. A new request must be generated to change information in the referral request
- No digital support to remove or cancel a referral are offered (this would need to be achieved manually)
- The service discovery tool for establishing services for onward care must be the [e-RS Service Search API A010](https://digital.nhs.uk/developer/api-catalogue/e-referral-service-fhir#post-/STU3/HealthcareService/$ers.searchHealthcareServicesForPatient)
### Requirements
+Definitions used in these requirements:
+- The referral Sender is the system/organisation making the referral request
+- The referral Receiver is the system/organisation the referral is being sent to, in this specific case - the broker (e-RS)
+- The end user is a person in an organisation using BaRS
+
**Service Discovery**
- Where more than one service is shortlisted, the maximum number of services allowed on a given shortlist is 20.
@@ -56,7 +61,7 @@ The payload and workflow have been designed to support these services. Other {{p
- The referral Receiver **must** accept the referral request regardless of whether the patient is known to the service provider
- The referral Receiver **must** only accept potential patients who **have** a national validated identifier e.g. NHS Number
- The national identifier **must** have a [verification status](https://simplifier.net/hl7fhirukcorer4/valueset-ukcore-nhsnumberverificationstatus) of 'Number present and verified'.
-- Any new or existing safeguarding concern, recorded as part of the assessment, **must** be included in the referral Sender's request
+- Any new or existing safeguarding concern, recorded as part of the assessment, **must** be included in the referral request
- The referral Receiver **must** clearly identify any included safeguarding concern to the end user
- The referral Receiver **must** accurately represent information made by the Sender to the end user.
- The referral Sender **must** make available the human readable identifier for the referral, included in the HTTP synchronous response, to the end user