diff --git a/ui/code-owners-banner.js b/ui/code-owners-banner.js
index a44e258..4e4b07e 100644
--- a/ui/code-owners-banner.js
+++ b/ui/code-owners-banner.js
@@ -133,6 +133,26 @@
       banner: {
         type: Object,
       },
+      /**
+       * This is a temporary property for interop with find-owner plugin.
+       * It stores information about the change and code-owners status for this
+       * change. The possible values for branchState are:
+       * LOADING - branch config are requesting
+       * FAILED - plugin are in failed state (server returned error, etc...)
+       * ENABLED - code-owners is enabled for the change
+       * DISABLED - code-owners is disable for the change
+       *
+       * ENABLED/DISABLED values are different from the pluginStatus.
+       * For merged and abandoned changes the model.pluginStatus value is
+       * always DISABLED, even if code-owners is enabled for a project.
+       */
+      _stateForFindOwnersPlugin: {
+        type: Object,
+        notify: true,
+        computed:
+            '_getStateForFindOwners(model.pluginStatus, model.branchConfig,' +
+              ' change)',
+      },
     };
   }
 
@@ -159,6 +179,26 @@
 
   _loadDataAfterStateChanged() {
     this.modelLoader.loadPluginStatus();
+    this.modelLoader.loadBranchConfig();
+  }
+
+  _getStateForFindOwners(pluginStatus, branchConfig, change) {
+    if (pluginStatus === undefined || branchConfig === undefined ||
+        change == undefined) {
+      return {
+        branchState: 'LOADING',
+      };
+    }
+    if (pluginStatus.state === PluginState.Failed) {
+      return {
+        change,
+        branchState: 'FAILED',
+      };
+    }
+    return {
+      change,
+      branchState: branchConfig.disabled ? 'DISABLED' : 'ENABLED',
+    };
   }
 }
 
diff --git a/ui/plugin.js b/ui/plugin.js
index 40bc4e5..124d986 100644
--- a/ui/plugin.js
+++ b/ui/plugin.js
@@ -21,17 +21,41 @@
 import {SuggestOwnersTrigger} from './suggest-owners-trigger.js';
 import {CodeOwnersBanner, CodeOwnersPluginStatusNotifier} from './code-owners-banner.js';
 
+// A temporary property for interop with find-owners plugin.
+// It should be set as earlier as possible, so find-owners plugin can check
+// it in Gerrit.install callback.
+window.__gerrit_code_owners_plugin = {
+  state: {
+    // See CodeOwnersPluginStatusNotifier._stateForFindOwnersPlugin for
+    // a list of possible values.
+    branchState: 'LOADING',
+  },
+  stateChanged: new EventTarget(),
+};
+
 Gerrit.install(plugin => {
   const restApi = plugin.restApi();
   const reporting = plugin.reporting();
 
   plugin.registerCustomComponent('banner', CodeOwnersBanner.is);
 
+  const stateForFindOwnerPluginChanged = evt => {
+    window.__gerrit_code_owners_plugin.state = evt.detail.value;
+    window.__gerrit_code_owners_plugin.stateChanged
+        .dispatchEvent(new CustomEvent('state-changed'));
+  };
+
   plugin.registerCustomComponent(
       'change-view-integration', CodeOwnersPluginStatusNotifier.is)
       .onAttached(view => {
         view.restApi = restApi;
         view.reporting = reporting;
+        view.addEventListener('_state-for-find-owners-plugin-changed',
+            stateForFindOwnerPluginChanged);
+      })
+      .onDetached(view => {
+        view.removeEventListener('_state-for-find-owners-plugin-changed',
+            stateForFindOwnerPluginChanged);
       });
 
   // owner status column / rows for file list