diff --git a/specification/components/schemas/pdsEventData.yaml b/specification/components/schemas/pdsEventData.yaml
index cd16b93..69deeb1 100644
--- a/specification/components/schemas/pdsEventData.yaml
+++ b/specification/components/schemas/pdsEventData.yaml
@@ -15,16 +15,16 @@ properties:
     description: "The URL where the subscriber can retrieve the source of truth record for the patient or the full event payload."
   registrationEncounterCode:
     type: "string"
-    example: "03"
+    example: "3"
     description: |
       Numeric code that represents the type of GP registration that occurred. This field is only provided for the pds-change-of-gp-1 event type.
       The permitted codes are as follows:
       | Code | Type               | Description                                                                                                      |
       | ---- | ------------------ | ---------------------------------------------------------------------------------------------------------------- |
       | 1    |  Birth             | At the time of registration, if the patient has been born in the last year then it is counted as such.           |
-      | 2    |  First Acceptance  | Very rare scenario - patient is a UK National and has never previously been reigistered with an NHS GP Practice. |
-      | 3    |  Transfer In       | Accounts for the vast majority of registrations - a patient registers with a new GP Practice                     |
-      | 4    |  Immigrant         | A patient has moved to the UK and registers with a GP Practice                                                   |
+      | 2    |  First Acceptance  | Very rare scenario - patient is a UK National and has never previously been registered with an NHS GP Practice.  |
+      | 3    |  Transfer In       | Accounts for the vast majority of registrations - a patient registers with a new GP Practice.                    |
+      | 4    |  Immigrant         | A patient has moved to the UK and registers with a GP Practice .                                                 |
       | 6    |  Internal Transfer | A deprecated type. In [NHAIS](https://digital.nhs.uk/services/nhais) a transfer between two GP practices in the same NHAIS region is counted as this type within [PCRM](https://digital.nhs.uk/services/primary-care-registration-management) registrations are centralised and will be counted as Type 3 |
   provenance: 
     type: "object"
diff --git a/specification/multicast-notification-service.yaml b/specification/multicast-notification-service.yaml
index 72bda00..de94dfc 100644
--- a/specification/multicast-notification-service.yaml
+++ b/specification/multicast-notification-service.yaml
@@ -243,7 +243,7 @@ paths:
                   data:
                     versionId: 'W/"2"'
                     fullUrl: "https://int.api.service.nhs.uk/personal-demographics/FHIR/R4/Patient/9912003888"
-                    registrationEncounterCode: "03"
+                    registrationEncounterCode: "3"
                     provenance:
                       name: "The GP Practice"
                       identifier: