diff --git a/src/applications/diffusion/xaction/DiffusionCommitAuditTransaction.php b/src/applications/diffusion/xaction/DiffusionCommitAuditTransaction.php
--- a/src/applications/diffusion/xaction/DiffusionCommitAuditTransaction.php
+++ b/src/applications/diffusion/xaction/DiffusionCommitAuditTransaction.php
@@ -13,6 +13,23 @@
     return ($this->getViewerAuditStatus($commit, $viewer) !== null);
   }
 
+  protected function isViewerAnyActiveAuditor(
+    PhabricatorRepositoryCommit $commit,
+    PhabricatorUser $viewer) {
+
+    // This omits various inactive states like "Resigned" and "Not Required".
+
+    return $this->isViewerAuditStatusAmong(
+      $commit,
+      $viewer,
+      array(
+        PhabricatorAuditStatusConstants::AUDIT_REQUIRED,
+        PhabricatorAuditStatusConstants::CONCERNED,
+        PhabricatorAuditStatusConstants::ACCEPTED,
+        PhabricatorAuditStatusConstants::AUDIT_REQUESTED,
+      ));
+  }
+
   protected function isViewerAcceptingAuditor(
     PhabricatorRepositoryCommit $commit,
     PhabricatorUser $viewer) {
diff --git a/src/applications/diffusion/xaction/DiffusionCommitResignTransaction.php b/src/applications/diffusion/xaction/DiffusionCommitResignTransaction.php
--- a/src/applications/diffusion/xaction/DiffusionCommitResignTransaction.php
+++ b/src/applications/diffusion/xaction/DiffusionCommitResignTransaction.php
@@ -28,7 +28,7 @@
 
   public function generateOldValue($object) {
     $actor = $this->getActor();
-    return !$this->isViewerAnyAuditor($object, $actor);
+    return !$this->isViewerAnyActiveAuditor($object, $actor);
   }
 
   public function applyExternalEffects($object, $value) {
@@ -38,11 +38,11 @@
   }
 
   protected function validateAction($object, PhabricatorUser $viewer) {
-    if (!$this->isViewerAnyAuditor($object, $viewer)) {
+    if (!$this->isViewerAnyActiveAuditor($object, $viewer)) {
       throw new Exception(
         pht(
           'You can not resign from this commit because you are not an '.
-          'auditor.'));
+          'active auditor.'));
     }
   }