diff --git a/vmware_nsxlib/v3/client.py b/vmware_nsxlib/v3/client.py
index 3f18c700..85443d4c 100644
--- a/vmware_nsxlib/v3/client.py
+++ b/vmware_nsxlib/v3/client.py
@@ -37,6 +37,7 @@ def http_error_to_exception(status_code, error_code):
         requests.codes.BAD_REQUEST:
             {'60508': exceptions.NsxIndexingInProgress,
              '60514': exceptions.NsxSearchTimeout,
+             '8327': exceptions.NsxOverlapVlan,
              '500045': exceptions.NsxPendingDelete,
              '500030': exceptions.ResourceInUse,
              '500105': exceptions.NsxOverlapAddresses,
diff --git a/vmware_nsxlib/v3/exceptions.py b/vmware_nsxlib/v3/exceptions.py
index 4fe0cab4..085f83ad 100644
--- a/vmware_nsxlib/v3/exceptions.py
+++ b/vmware_nsxlib/v3/exceptions.py
@@ -211,6 +211,11 @@ class NsxOverlapAddresses(NsxLibInvalidInput):
     message = _("Overlapping addresses found: %(details)s")
 
 
+class NsxOverlapVlan(NsxLibInvalidInput):
+    message = _("Duplicate logical-switch vlan-ids sharing same underlying "
+                "physical devices resulting in a conflict")
+
+
 class APITransactionAborted(ServerBusy):
     message = _("API transaction aborted as MP cluster is reconfiguring")