diff --git a/extensions/linz/examples/collection.json b/extensions/linz/examples/collection.json
index 9611b8df..f6ab2199 100644
--- a/extensions/linz/examples/collection.json
+++ b/extensions/linz/examples/collection.json
@@ -37,6 +37,7 @@
       "url": "https://www.exampleurl.com"
     }
   ],
+  "linz:region": "new-zealand",
   "linz:security_classification": "unclassified",
   "extent": {
     "spatial": {
diff --git a/extensions/linz/schema.json b/extensions/linz/schema.json
index 9917111d..1341b135 100644
--- a/extensions/linz/schema.json
+++ b/extensions/linz/schema.json
@@ -76,6 +76,31 @@
                   "tin",
                   "triangle"
                 ]
+              },
+              "linz:region": {
+                "type": "string",
+                "enum": [
+                  "antarctica",
+                  "auckland",
+                  "bay-of-plenty",
+                  "canterbury",
+                  "gisborne",
+                  "global",
+                  "hawkes-bay",
+                  "manawatu-whanganui",
+                  "marlborough",
+                  "nelson",
+                  "new-zealand",
+                  "northland",
+                  "otago",
+                  "pacific-islands",
+                  "southland",
+                  "taranaki",
+                  "tasman",
+                  "waikato",
+                  "wellington",
+                  "west-coast"
+                ]
               }
             }
           },
@@ -1043,6 +1068,7 @@
             }
           }
         },
+        "linz:region": {},
         "linz:security_classification": {
           "type": "string",
           "enum": ["unclassified", "in-confidence", "sensitive", "restricted", "confidential", "secret", "top-secret"]
diff --git a/extensions/linz/tests/linz_collection.test.mjs b/extensions/linz/tests/linz_collection.test.mjs
index 0faf13b4..edc65ca6 100644
--- a/extensions/linz/tests/linz_collection.test.mjs
+++ b/extensions/linz/tests/linz_collection.test.mjs
@@ -488,4 +488,22 @@ o.spec('LINZ collection', () => {
       ),
     ).equals(true)(JSON.stringify(validate.errors));
   });
+
+  o("Asset with invalid 'linz:region' value should fail validation", async () => {
+    // given
+    const example = JSON.parse(await fs.readFile(examplePath));
+    example['linz:region'] = '';
+
+    // when
+    let valid = validate(example);
+
+    // then
+    o(valid).equals(false);
+    o(
+      validate.errors.some(
+        (error) =>
+          error.instancePath === '/linz:region' && error.message === 'must be equal to one of the allowed values',
+      ),
+    ).equals(true)(JSON.stringify(validate.errors));
+  });
 });