diff --git a/extensions/linz/examples/collection.json b/extensions/linz/examples/collection.json
index 0030a389..ff44c167 100644
--- a/extensions/linz/examples/collection.json
+++ b/extensions/linz/examples/collection.json
@@ -22,6 +22,7 @@
       "maximum": "2010-01-01T00:00:00Z"
     }
   },
+  "linz:event_name": "Forest assessment",
   "linz:lifecycle": "under development",
   "linz:geographic_description": "Underhill",
   "linz:providers": [
diff --git a/extensions/linz/schema.json b/extensions/linz/schema.json
index b05d4a69..df92b78f 100644
--- a/extensions/linz/schema.json
+++ b/extensions/linz/schema.json
@@ -46,6 +46,10 @@
               "type"
             ],
             "properties": {
+              "linz:event_name": {
+                "type": "string",
+                "minLength": 1
+              },
               "linz:geographic_description": {
                 "type": "string",
                 "minLength": 1
@@ -1004,6 +1008,7 @@
             }
           }
         },
+        "linz:event_name": {},
         "linz:geographic_description": {},
         "linz:geospatial_type": {},
         "linz:history": {
diff --git a/extensions/linz/tests/linz_collection.test.mjs b/extensions/linz/tests/linz_collection.test.mjs
index 841a3b56..8989683c 100644
--- a/extensions/linz/tests/linz_collection.test.mjs
+++ b/extensions/linz/tests/linz_collection.test.mjs
@@ -549,4 +549,35 @@ o.spec('LINZ collection', () => {
     // then
     o(valid).equals(true);
   });
+
+  o("Collection with invalid 'linz:event_name' value should fail validation", async () => {
+    // given
+    const example = JSON.parse(await fs.readFile(examplePath));
+    example['linz:event_name'] = '';
+
+    // when
+    let valid = validate(example);
+
+    // then
+    o(valid).equals(false);
+    o(
+      validate.errors.some(
+        (error) =>
+          error.instancePath === '/linz:event_name' &&
+          error.message === 'must NOT have fewer than 1 characters',
+      ),
+    ).equals(true)(JSON.stringify(validate.errors));
+  });
+
+  o("Collection with no 'linz:event_name' property should pass validation", async () => {
+    // given
+    const example = JSON.parse(await fs.readFile(examplePath));
+    delete example['linz:event_name'];
+
+    // when
+    let valid = validate(example);
+
+    // then
+    o(valid).equals(true);
+  });
 });