diff --git a/src/applications/maniphest/editor/ManiphestEditEngine.php b/src/applications/maniphest/editor/ManiphestEditEngine.php
--- a/src/applications/maniphest/editor/ManiphestEditEngine.php
+++ b/src/applications/maniphest/editor/ManiphestEditEngine.php
@@ -163,6 +163,7 @@
         ->setIsDefaultable(false)
         ->setIsLockable(false)
         ->setCommentActionLabel(pht('Move on Workboard'))
+        ->setCommentActionOrder(2000)
         ->setColumnMap($column_map),
       id(new PhabricatorTextEditField())
         ->setKey('title')
diff --git a/src/applications/project/engineextension/PhabricatorProjectsEditEngineExtension.php b/src/applications/project/engineextension/PhabricatorProjectsEditEngineExtension.php
--- a/src/applications/project/engineextension/PhabricatorProjectsEditEngineExtension.php
+++ b/src/applications/project/engineextension/PhabricatorProjectsEditEngineExtension.php
@@ -50,6 +50,7 @@
       ->setIsCopyable(true)
       ->setUseEdgeTransactions(true)
       ->setCommentActionLabel(pht('Change Project Tags'))
+      ->setCommentActionOrder(8000)
       ->setDescription(pht('Select project tags for the object.'))
       ->setTransactionType($edge_type)
       ->setMetadataValue('edge:type', $project_edge_type)
diff --git a/src/applications/subscriptions/engineextension/PhabricatorSubscriptionsEditEngineExtension.php b/src/applications/subscriptions/engineextension/PhabricatorSubscriptionsEditEngineExtension.php
--- a/src/applications/subscriptions/engineextension/PhabricatorSubscriptionsEditEngineExtension.php
+++ b/src/applications/subscriptions/engineextension/PhabricatorSubscriptionsEditEngineExtension.php
@@ -45,6 +45,7 @@
       ->setIsCopyable(true)
       ->setUseEdgeTransactions(true)
       ->setCommentActionLabel(pht('Change Subscribers'))
+      ->setCommentActionOrder(9000)
       ->setDescription(pht('Choose subscribers.'))
       ->setTransactionType($subscribers_type)
       ->setValue($sub_phids);
diff --git a/src/applications/transactions/commentaction/PhabricatorEditEngineCommentAction.php b/src/applications/transactions/commentaction/PhabricatorEditEngineCommentAction.php
--- a/src/applications/transactions/commentaction/PhabricatorEditEngineCommentAction.php
+++ b/src/applications/transactions/commentaction/PhabricatorEditEngineCommentAction.php
@@ -6,6 +6,7 @@
   private $label;
   private $value;
   private $initialValue;
+  private $order;
 
   abstract public function getPHUIXControlType();
   abstract public function getPHUIXControlSpecification();
@@ -37,6 +38,20 @@
     return $this->value;
   }
 
+  public function setOrder($order) {
+    $this->order = $order;
+    return $this;
+  }
+
+  public function getOrder() {
+    return $this->order;
+  }
+
+  public function getSortVector() {
+    return id(new PhutilSortVector())
+      ->addInt($this->getOrder());
+  }
+
   public function setInitialValue($initial_value) {
     $this->initialValue = $initial_value;
     return $this;
diff --git a/src/applications/transactions/editengine/PhabricatorEditEngine.php b/src/applications/transactions/editengine/PhabricatorEditEngine.php
--- a/src/applications/transactions/editengine/PhabricatorEditEngine.php
+++ b/src/applications/transactions/editengine/PhabricatorEditEngine.php
@@ -1382,6 +1382,8 @@
       $comment_actions[$key] = $comment_action;
     }
 
+    $comment_actions = msortv($comment_actions, 'getSortVector');
+
     $view->setCommentActions($comment_actions);
 
     return $view;
diff --git a/src/applications/transactions/editfield/PhabricatorEditField.php b/src/applications/transactions/editfield/PhabricatorEditField.php
--- a/src/applications/transactions/editfield/PhabricatorEditField.php
+++ b/src/applications/transactions/editfield/PhabricatorEditField.php
@@ -24,6 +24,7 @@
 
   private $commentActionLabel;
   private $commentActionValue;
+  private $commentActionOrder = 1000;
   private $hasCommentActionValue;
 
   private $isLocked;
@@ -243,6 +244,15 @@
     return $this->commentActionLabel;
   }
 
+  public function setCommentActionOrder($order) {
+    $this->commentActionOrder = $order;
+    return $this;
+  }
+
+  public function getCommentActionOrder() {
+    return $this->commentActionOrder;
+  }
+
   public function setCommentActionValue($comment_action_value) {
     $this->hasCommentActionValue = true;
     $this->commentActionValue = $comment_action_value;
@@ -686,7 +696,8 @@
     $action
       ->setKey($this->getKey())
       ->setLabel($label)
-      ->setValue($this->getValueForCommentAction($value));
+      ->setValue($this->getValueForCommentAction($value))
+      ->setOrder($this->getCommentActionOrder());
 
     return $action;
   }