diff --git a/app/event-gateway/expressions.md b/app/event-gateway/expressions.md
index 1bbfc7074f5..39709f0fe01 100644
--- a/app/event-gateway/expressions.md
+++ b/app/event-gateway/expressions.md
@@ -219,6 +219,24 @@ rows:
       * `condition` field in Produce and Consume policies used as children of Schema Validation
     example: |
       `record.value.schema.json.id == 'https://example.com/schemas/order.json'`
+  - variable: |
+      `record.value.schema.metadata.properties` {% new_in 1.3 %}
+    type: "`map<string, string>`"
+    description: |
+      Confluent schema-registry `metadata.properties`. Present as an empty map whenever `record.value.schema` is present, even when the registry omits the properties.
+    availability: |
+      * `condition` field in Produce and Consume policies used as children of Schema Validation
+    example: |
+      `record.value.schema.metadata.properties['owner'] == 'payments-team'`
+  - variable: |
+      `record.value.schema.metadata.tags` {% new_in 1.3 %}
+    type: "`map<string, list<string>>`"
+    description: |
+      Confluent schema-registry `metadata.tags`, keyed by tag. Each value is the list of schema paths (for example `io.confluent.field.<name>`) that carry that tag. Present as an empty map whenever `record.value.schema` is present, even when the registry omits the tags.
+    availability: |
+      * `condition` field in Produce and Consume policies used as children of Schema Validation
+    example: |
+      `'PII' in record.value.schema.metadata.tags && 'io.confluent.field.ssn' in record.value.schema.metadata.tags['PII']`
   - variable: |
       `record.key.schema.*` {% new_in 1.2 %}
     type: |