diff --git a/Lib9c.Policy/NCStagePolicy.cs b/Lib9c.Policy/NCStagePolicy.cs
index 3c5376e7b9..ed45144883 100644
--- a/Lib9c.Policy/NCStagePolicy.cs
+++ b/Lib9c.Policy/NCStagePolicy.cs
@@ -20,7 +20,7 @@ public class NCStagePolicy : IStagePolicy
 
         public NCStagePolicy(TimeSpan txLifeTime, int quotaPerSigner, IAccessControlService? accessControlService = null)
         {
-            if (quotaPerSigner < 1)
+            if (quotaPerSigner < 0)
             {
                 throw new ArgumentOutOfRangeException(
                     $"{nameof(quotaPerSigner)} must be positive: ${quotaPerSigner}");
@@ -106,6 +106,13 @@ public bool Stage(BlockChain blockChain, Transaction transaction)
                         return false;
                     }
                 }
+                else
+                {
+                    if (_quotaPerSigner < 1)
+                    {
+                        return false;
+                    }
+                }
 
                 var deniedTxs = new[]
                 {