diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Analysis/Releases/Technical-Release-Notes/API-Spec-Change-Log/Index.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Analysis/Releases/Technical-Release-Notes/API-Spec-Change-Log/Index.page.md
index 1c6a57ce..46128835 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Analysis/Releases/Technical-Release-Notes/API-Spec-Change-Log/Index.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Analysis/Releases/Technical-Release-Notes/API-Spec-Change-Log/Index.page.md
@@ -20,4 +20,5 @@ This page will list all updates to the BaRS API Specification.
|non-breaking |Non-breaking changed introduced to the standard since the last release |
|breaking |Breaking changed introduced to the standard since the last release |
|correction |Correction to the standard since the last release |
+
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 db4a6f94..66b36c81 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
@@ -11,7 +11,7 @@ This is a pre-release of v1.0.0-alpha.3 - Referrals into a broker for Healthcare
| Change | Description | Change Type | Impact |
|--------|-------------|-------------|--------|
-| Patient Identifier Resource | Updates to Referral Payload Implementation Guidance for multiple elements to improve clarity.|correction | Made corrections to the optionality of some fields, and removed some invalid values that were previously stated as valid. |
+| Patient Identifier Resource | Updates to Referral Payload Implementation Guidance for multiple elements to improve clarity.|correction | Made corrections to the necessity of some fields, and removed some invalid values that were previously stated as valid. |
| Scope and Requirements | Minor text changes and link to Hazard Log added|correction | No impact |
### Payload Change Log
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Build/Testing-and-Environments/Certificates.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Build/Testing-and-Environments/Certificates.page.md
index 72fc620f..e7316e2f 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Build/Testing-and-Environments/Certificates.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Build/Testing-and-Environments/Certificates.page.md
@@ -15,7 +15,6 @@ All inbound connections to the BaRS API will be presented with environment speci
| Certificate CN | Thumbprint | Parent CN | Parent Thumbprint | Environment |
|----------------------------------|------------------------------------------|----------------------------------|------------------------------------------|-------------|
-| dev.api.service.nhs.uk | 8c41b2d0080ff4f83ef4164078d17bab5ed53cbb | DigiCert TLS RSA SHA256 2020 CA1 | 1c58a3a8518e8759bf075b76b750d4f2df264fcd | Sandbox |
| int.api.service.nhs.uk | 634680dfafcf3a6e229741ae7ad5b98dbe70d822 | DigiCert TLS RSA SHA256 2020 CA1 | 1c58a3a8518e8759bf075b76b750d4f2df264fcd | INT |
| api.service.nhs.uk | 2673f9045ba6f8ff8b7b82a9046f9b599af27cab | DigiCert TLS RSA SHA256 2020 CA1 | 1c58a3a8518e8759bf075b76b750d4f2df264fcd | Prod |
| DigiCert TLS RSA SHA256 2020 CA1 | 1c58a3a8518e8759bf075b76b750d4f2df264fcd | DigiCert Global Root CA | a8985d3a65e5e5c4b2d7d66d40c6dd2fb19c5436 | All |
@@ -171,10 +170,10 @@ ysWdIG7hl3g=
## Outbound
-All outbound connections from the BaRS API proxy to Receivers, with the exception of the Sandbox environment, will be secured using TLS-MA.
+All outbound connections from the BaRS API proxy to Receivers will be secured using TLS-MA.
### PTL
-The PTL environments will present a certificate issued by the NHS PTL Root Authority, as the RootCA. This does not include the Sandbox environment.
+The PTL environments will present a certificate issued by the NHS PTL Root Authority, as the RootCA.
Details of the certificate chain described in the table below can be found in the [How to Connect Guidance](https://digital.nhs.uk/services/path-to-live-environments/integration-environment#rootca-and-subca-certificates).
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Build/Testing-and-Environments/Environments.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Build/Testing-and-Environments/Environments.page.md
index 0d420280..936e967f 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Build/Testing-and-Environments/Environments.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Build/Testing-and-Environments/Environments.page.md
@@ -1,7 +1,7 @@
## {{page-title}}
-BaRS Sandbox is available from the [BaRS API specification](https://digital.nhs.uk/developer/api-catalogue/booking-and-referral-fhir/v1.3.0). It demonstrates key functionality without the overhead of security requirements, giving developers the opportunity to understand the product before progressing development.
+BaRS API usage examples are available from the [BaRS API specification](https://digital.nhs.uk/developer/api-catalogue/booking-and-referral-fhir/v1.3.0). It demonstrates key functionality without the overhead of security requirements, giving developers the opportunity to understand the product before progressing development.
BaRS Integration (INT) is a live-like environment for suppliers progressing with development and testing to use. To use INT, you will need to follow the instructions to {{pagelink:connect-as-a-sender, text:Connect as a sender}} or {{pagelink:connect-as-a-receiver, text:Connect as a receiver}}
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Core/1-0-7/Security-and-Authorisation/OAuth-Endpoints.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Core/1-0-7/Security-and-Authorisation/OAuth-Endpoints.page.md
index 6895a346..2bf50bf6 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Core/1-0-7/Security-and-Authorisation/OAuth-Endpoints.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Core/1-0-7/Security-and-Authorisation/OAuth-Endpoints.page.md
@@ -6,8 +6,6 @@ topic: core-Security-Oauth-1.0.7
| Environment | Endpoint | Usage/Availability |
|------------------|-------------------------------------------|------------------------------------------------------------|
-| Sandbox | https://sandbox.api.service.nhs.uk/oauth2 | Authentication is not required in the Sandbox environment. |
-| Development | https://dev.api.service.nhs.uk/oauth2 | Limited to specific APIs |
| Integration test | https://int.api.service.nhs.uk/oauth2 | All APIs |
| Production | https://api.service.nhs.uk/oauth2 | All APIs |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Core/1-4-0/Security-and-Authorisation/OAuth-Endpoints.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Core/1-4-0/Security-and-Authorisation/OAuth-Endpoints.page.md
index 2fa62586..4eb5107b 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Core/1-4-0/Security-and-Authorisation/OAuth-Endpoints.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Core/1-4-0/Security-and-Authorisation/OAuth-Endpoints.page.md
@@ -6,8 +6,6 @@ topic: core-Security-Oauth-1.4.0
| Environment | Endpoint | Usage/Availability |
|------------------|-------------------------------------------|------------------------------------------------------------|
-| Sandbox | https://sandbox.api.service.nhs.uk/oauth2 | Authentication is not required in the Sandbox environment. |
-| Development | https://dev.api.service.nhs.uk/oauth2 | Limited to specific APIs |
| Integration test | https://int.api.service.nhs.uk/oauth2 | All APIs |
| Production | https://api.service.nhs.uk/oauth2 | All APIs |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Core/1-4-1/Security-and-Authorisation/OAuth-Endpoints.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Core/1-4-1/Security-and-Authorisation/OAuth-Endpoints.page.md
index 0f441171..d377acfc 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Core/1-4-1/Security-and-Authorisation/OAuth-Endpoints.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Core/1-4-1/Security-and-Authorisation/OAuth-Endpoints.page.md
@@ -6,8 +6,6 @@ topic: core-Security-Oauth-1.4.1
| Environment | Endpoint | Usage/Availability |
|------------------|-------------------------------------------|------------------------------------------------------------|
-| Sandbox | https://sandbox.api.service.nhs.uk/oauth2 | Authentication is not required in the Sandbox environment. |
-| Development | https://dev.api.service.nhs.uk/oauth2 | Limited to specific APIs |
| Integration test | https://int.api.service.nhs.uk/oauth2 | All APIs |
| Production | https://api.service.nhs.uk/oauth2 | All APIs |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Core/1-5-0/Security-and-Authorisation/OAuth-Endpoints.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Core/1-5-0/Security-and-Authorisation/OAuth-Endpoints.page.md
index 4a2a7911..9658ec17 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Core/1-5-0/Security-and-Authorisation/OAuth-Endpoints.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Core/1-5-0/Security-and-Authorisation/OAuth-Endpoints.page.md
@@ -6,8 +6,6 @@ topic: core-Security-Oauth-1.5.0
| Environment | Endpoint | Usage/Availability |
|------------------|-------------------------------------------|------------------------------------------------------------|
-| Sandbox | https://sandbox.api.service.nhs.uk/oauth2 | Authentication is not required in the Sandbox environment. |
-| Development | https://dev.api.service.nhs.uk/oauth2 | Limited to specific APIs |
| Integration test | https://int.api.service.nhs.uk/oauth2 | All APIs |
| Production | https://api.service.nhs.uk/oauth2 | All APIs |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Core/1-6-0/Security-and-Authorisation/OAuth-Endpoints.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Core/1-6-0/Security-and-Authorisation/OAuth-Endpoints.page.md
index 3d7d02c4..ab43d67f 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Core/1-6-0/Security-and-Authorisation/OAuth-Endpoints.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Core/1-6-0/Security-and-Authorisation/OAuth-Endpoints.page.md
@@ -6,8 +6,6 @@ topic: core-Security-Oauth-1.6.0
| Environment | Endpoint | Usage/Availability |
|------------------|-------------------------------------------|------------------------------------------------------------|
-| Sandbox | https://sandbox.api.service.nhs.uk/oauth2 | Authentication is not required in the Sandbox environment. |
-| Development | https://dev.api.service.nhs.uk/oauth2 | Limited to specific APIs |
| Integration test | https://int.api.service.nhs.uk/oauth2 | All APIs |
| Production | https://api.service.nhs.uk/oauth2 | All APIs |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.0.3/Security-and-Authorisation/OAuth-Endpoints.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.0.3/Security-and-Authorisation/OAuth-Endpoints.page.md
index 69e90aaa..f69af453 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.0.3/Security-and-Authorisation/OAuth-Endpoints.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.0.3/Security-and-Authorisation/OAuth-Endpoints.page.md
@@ -6,8 +6,6 @@ topic: core-Security-Oauth-1.0.3
| Environment | Endpoint | Usage/Availability |
|------------------|-------------------------------------------|------------------------------------------------------------|
-| Sandbox | https://sandbox.api.service.nhs.uk/oauth2 | Authentication is not required in the Sandbox environment. |
-| Development | https://dev.api.service.nhs.uk/oauth2 | Limited to specific APIs |
| Integration test | https://int.api.service.nhs.uk/oauth2 | All APIs |
| Production | https://api.service.nhs.uk/oauth2 | All APIs |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.0.4/Security-and-Authorisation/OAuth-Endpoints.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.0.4/Security-and-Authorisation/OAuth-Endpoints.page.md
index 1c27beb6..7646b509 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.0.4/Security-and-Authorisation/OAuth-Endpoints.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.0.4/Security-and-Authorisation/OAuth-Endpoints.page.md
@@ -6,8 +6,6 @@ topic: core-Security-Oauth-1.0.4
| Environment | Endpoint | Usage/Availability |
|------------------|-------------------------------------------|------------------------------------------------------------|
-| Sandbox | https://sandbox.api.service.nhs.uk/oauth2 | Authentication is not required in the Sandbox environment. |
-| Development | https://dev.api.service.nhs.uk/oauth2 | Limited to specific APIs |
| Integration test | https://int.api.service.nhs.uk/oauth2 | All APIs |
| Production | https://api.service.nhs.uk/oauth2 | All APIs |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.0.5/Security-and-Authorisation/OAuth-Endpoints.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.0.5/Security-and-Authorisation/OAuth-Endpoints.page.md
index 166d4e12..2c17075a 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.0.5/Security-and-Authorisation/OAuth-Endpoints.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.0.5/Security-and-Authorisation/OAuth-Endpoints.page.md
@@ -6,8 +6,6 @@ topic: core-Security-Oauth-1.0.5
| Environment | Endpoint | Usage/Availability |
|------------------|-------------------------------------------|------------------------------------------------------------|
-| Sandbox | https://sandbox.api.service.nhs.uk/oauth2 | Authentication is not required in the Sandbox environment. |
-| Development | https://dev.api.service.nhs.uk/oauth2 | Limited to specific APIs |
| Integration test | https://int.api.service.nhs.uk/oauth2 | All APIs |
| Production | https://api.service.nhs.uk/oauth2 | All APIs |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.0.6/Security-and-Authorisation/OAuth-Endpoints.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.0.6/Security-and-Authorisation/OAuth-Endpoints.page.md
index 777d37b6..d38261a3 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.0.6/Security-and-Authorisation/OAuth-Endpoints.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.0.6/Security-and-Authorisation/OAuth-Endpoints.page.md
@@ -6,8 +6,6 @@ topic: core-Security-Oauth-1.0.6
| Environment | Endpoint | Usage/Availability |
|------------------|-------------------------------------------|------------------------------------------------------------|
-| Sandbox | https://sandbox.api.service.nhs.uk/oauth2 | Authentication is not required in the Sandbox environment. |
-| Development | https://dev.api.service.nhs.uk/oauth2 | Limited to specific APIs |
| Integration test | https://int.api.service.nhs.uk/oauth2 | All APIs |
| Production | https://api.service.nhs.uk/oauth2 | All APIs |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.1.3/Security-and-Authorisation/OAuth-Endpoints.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.1.3/Security-and-Authorisation/OAuth-Endpoints.page.md
index c43b6c2f..9972f41a 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.1.3/Security-and-Authorisation/OAuth-Endpoints.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.1.3/Security-and-Authorisation/OAuth-Endpoints.page.md
@@ -6,8 +6,6 @@ topic: core-Security-Oauth-1.1.3
| Environment | Endpoint | Usage/Availability |
|------------------|-------------------------------------------|------------------------------------------------------------|
-| Sandbox | https://sandbox.api.service.nhs.uk/oauth2 | Authentication is not required in the Sandbox environment. |
-| Development | https://dev.api.service.nhs.uk/oauth2 | Limited to specific APIs |
| Integration test | https://int.api.service.nhs.uk/oauth2 | All APIs |
| Production | https://api.service.nhs.uk/oauth2 | All APIs |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.1.4/Security-and-Authorisation/OAuth-Endpoints.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.1.4/Security-and-Authorisation/OAuth-Endpoints.page.md
index 50ee9fa0..1fe920f6 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.1.4/Security-and-Authorisation/OAuth-Endpoints.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.1.4/Security-and-Authorisation/OAuth-Endpoints.page.md
@@ -6,8 +6,6 @@ topic: core-Security-Oauth-1.1.4
| Environment | Endpoint | Usage/Availability |
|------------------|-------------------------------------------|------------------------------------------------------------|
-| Sandbox | https://sandbox.api.service.nhs.uk/oauth2 | Authentication is not required in the Sandbox environment. |
-| Development | https://dev.api.service.nhs.uk/oauth2 | Limited to specific APIs |
| Integration test | https://int.api.service.nhs.uk/oauth2 | All APIs |
| Production | https://api.service.nhs.uk/oauth2 | All APIs |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.1.5/Security-and-Authorisation/OAuth-Endpoints.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.1.5/Security-and-Authorisation/OAuth-Endpoints.page.md
index 90561006..3c86ca70 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.1.5/Security-and-Authorisation/OAuth-Endpoints.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.1.5/Security-and-Authorisation/OAuth-Endpoints.page.md
@@ -6,8 +6,6 @@ topic: core-Security-Oauth-1.1.5
| Environment | Endpoint | Usage/Availability |
|------------------|-------------------------------------------|------------------------------------------------------------|
-| Sandbox | https://sandbox.api.service.nhs.uk/oauth2 | Authentication is not required in the Sandbox environment. |
-| Development | https://dev.api.service.nhs.uk/oauth2 | Limited to specific APIs |
| Integration test | https://int.api.service.nhs.uk/oauth2 | All APIs |
| Production | https://api.service.nhs.uk/oauth2 | All APIs |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.1.6/Security-and-Authorisation/OAuth-Endpoints.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.1.6/Security-and-Authorisation/OAuth-Endpoints.page.md
index 6a1e2e8b..6ea0eb97 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.1.6/Security-and-Authorisation/OAuth-Endpoints.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.1.6/Security-and-Authorisation/OAuth-Endpoints.page.md
@@ -6,8 +6,6 @@ topic: core-Security-Oauth-1.1.6
| Environment | Endpoint | Usage/Availability |
|------------------|-------------------------------------------|------------------------------------------------------------|
-| Sandbox | https://sandbox.api.service.nhs.uk/oauth2 | Authentication is not required in the Sandbox environment. |
-| Development | https://dev.api.service.nhs.uk/oauth2 | Limited to specific APIs |
| Integration test | https://int.api.service.nhs.uk/oauth2 | All APIs |
| Production | https://api.service.nhs.uk/oauth2 | All APIs |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.2.0/Security-and-Authorisation/OAuth-Endpoints.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.2.0/Security-and-Authorisation/OAuth-Endpoints.page.md
index d0ce5698..3ac63446 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.2.0/Security-and-Authorisation/OAuth-Endpoints.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.2.0/Security-and-Authorisation/OAuth-Endpoints.page.md
@@ -6,8 +6,6 @@ topic: core-Security-Oauth-1.2.0
| Environment | Endpoint | Usage/Availability |
|------------------|-------------------------------------------|------------------------------------------------------------|
-| Sandbox | https://sandbox.api.service.nhs.uk/oauth2 | Authentication is not required in the Sandbox environment. |
-| Development | https://dev.api.service.nhs.uk/oauth2 | Limited to specific APIs |
| Integration test | https://int.api.service.nhs.uk/oauth2 | All APIs |
| Production | https://api.service.nhs.uk/oauth2 | All APIs |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.2.1/Security-and-Authorisation/OAuth-Endpoints.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.2.1/Security-and-Authorisation/OAuth-Endpoints.page.md
index 710adfb2..24438274 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.2.1/Security-and-Authorisation/OAuth-Endpoints.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.2.1/Security-and-Authorisation/OAuth-Endpoints.page.md
@@ -6,8 +6,6 @@ topic: core-Security-Oauth-1.2.1
| Environment | Endpoint | Usage/Availability |
|------------------|-------------------------------------------|------------------------------------------------------------|
-| Sandbox | https://sandbox.api.service.nhs.uk/oauth2 | Authentication is not required in the Sandbox environment. |
-| Development | https://dev.api.service.nhs.uk/oauth2 | Limited to specific APIs |
| Integration test | https://int.api.service.nhs.uk/oauth2 | All APIs |
| Production | https://api.service.nhs.uk/oauth2 | All APIs |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.2.2/Security-and-Authorisation/OAuth-Endpoints.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.2.2/Security-and-Authorisation/OAuth-Endpoints.page.md
index 61b004d4..87839c18 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.2.2/Security-and-Authorisation/OAuth-Endpoints.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.2.2/Security-and-Authorisation/OAuth-Endpoints.page.md
@@ -6,8 +6,6 @@ topic: core-Security-Oauth-1.2.2
| Environment | Endpoint | Usage/Availability |
|------------------|-------------------------------------------|------------------------------------------------------------|
-| Sandbox | https://sandbox.api.service.nhs.uk/oauth2 | Authentication is not required in the Sandbox environment. |
-| Development | https://dev.api.service.nhs.uk/oauth2 | Limited to specific APIs |
| Integration test | https://int.api.service.nhs.uk/oauth2 | All APIs |
| Production | https://api.service.nhs.uk/oauth2 | All APIs |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.3.0/Security-and-Authorisation/OAuth-Endpoints.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.3.0/Security-and-Authorisation/OAuth-Endpoints.page.md
index d676c05b..326995f7 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.3.0/Security-and-Authorisation/OAuth-Endpoints.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.3.0/Security-and-Authorisation/OAuth-Endpoints.page.md
@@ -6,8 +6,6 @@ topic: core-Security-Oauth-1.3.0
| Environment | Endpoint | Usage/Availability |
|------------------|-------------------------------------------|------------------------------------------------------------|
-| Sandbox | https://sandbox.api.service.nhs.uk/oauth2 | Authentication is not required in the Sandbox environment. |
-| Development | https://dev.api.service.nhs.uk/oauth2 | Limited to specific APIs |
| Integration test | https://int.api.service.nhs.uk/oauth2 | All APIs |
| Production | https://api.service.nhs.uk/oauth2 | All APIs |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.3.1/Security-and-Authorisation/OAuth-Endpoints.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.3.1/Security-and-Authorisation/OAuth-Endpoints.page.md
index 291c7c80..9edef8db 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.3.1/Security-and-Authorisation/OAuth-Endpoints.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.3.1/Security-and-Authorisation/OAuth-Endpoints.page.md
@@ -6,8 +6,6 @@ topic: core-Security-Oauth-1.3.1
| Environment | Endpoint | Usage/Availability |
|------------------|-------------------------------------------|------------------------------------------------------------|
-| Sandbox | https://sandbox.api.service.nhs.uk/oauth2 | Authentication is not required in the Sandbox environment. |
-| Development | https://dev.api.service.nhs.uk/oauth2 | Limited to specific APIs |
| Integration test | https://int.api.service.nhs.uk/oauth2 | All APIs |
| Production | https://api.service.nhs.uk/oauth2 | All APIs |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Deploy/Deploy/KeyDeploymentActivities.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Deploy/Deploy/KeyDeploymentActivities.page.md
index 6b233a46..c35791e5 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Deploy/Deploy/KeyDeploymentActivities.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Deploy/Deploy/KeyDeploymentActivities.page.md
@@ -40,7 +40,6 @@ There are numerous stages, environments, and systems involved. NHS England (BaRS
| Testing Stage | NHS Environment | BaRS API (API-M) | Solution Environment | DoS (if required) |
|-----------------------|------------------|------------------------------|---------------------------|-------------------------|
-| API Spec 'Try this API'| Sandbox | sandbox.api.service.nhs.uk | | |
| INT Development | INT | int.api.service.nhs.uk | Development (supplier) | UserTest |
| INT Assurance | INT | int.api.service.nhs.uk | Development (supplier) | UserTest |
| UAT Testing | INT | int.api.service.nhs.uk | UAT (provider) | UserTest |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Index.guide.md b/guides/Live-ImplementationGuide-BaRS/Home/Index.guide.md
index e981a291..904e6b20 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Index.guide.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Index.guide.md
@@ -19,7 +19,7 @@ Step 4: {{pagelink:fhir_assets, text:FHIR Assets}}
Supporting information about the use of FHIR to implement the standard and gain access to BaRS FHIR assets including examples, bundles and CodeSystems.
Step 5: {{pagelink:build-testing, text:Testing and environments}}
-Understand how to connect to the BaRS environments; sandbox, integration and production. Find out how to access the testing tool (TKW).
+Understand how to connect to the BaRS environments; integration and production. Find out how to access the testing tool (TKW).
Step 6: {{pagelink:assure, text:Gain Assurance}}
Understand and complete the assurance process using the supplier conformance assessment list (SCAL). Follow steps to create an account with the Digital Onboarding Service.