diff --git a/src/DIRAC/ConfigurationSystem/Client/Helpers/Resources.py b/src/DIRAC/ConfigurationSystem/Client/Helpers/Resources.py
index 5da01db8321..7039091feb1 100644
--- a/src/DIRAC/ConfigurationSystem/Client/Helpers/Resources.py
+++ b/src/DIRAC/ConfigurationSystem/Client/Helpers/Resources.py
@@ -200,29 +200,31 @@ def getSiteGrid(site):
 def getQueue(site, ce, queue):
     """Get parameters of the specified queue"""
     grid = site.split(".")[0]
+
+    # Get CE parameters
     result = gConfig.getOptionsDict(f"/Resources/Sites/{grid}/{site}/CEs/{ce}")
     if not result["OK"]:
         return result
-    resultDict = result["Value"]
+    ceDict = result["Value"]
+
+    tags = set(fromChar(ceDict.get("Tag")) or [])
+    requiredTags = set(fromChar(ceDict.get("RequiredTag")) or [])
 
-    # Get queue defaults
+    # Get queue parameters
     result = gConfig.getOptionsDict(f"/Resources/Sites/{grid}/{site}/CEs/{ce}/Queues/{queue}")
     if not result["OK"]:
         return result
-    resultDict.update(result["Value"])
-
-    # Handle tag lists for the queue
-    for tagFieldName in ("Tag", "RequiredTag"):
-        tags = []
-        ceTags = resultDict.get(tagFieldName)
-        if ceTags:
-            tags = fromChar(ceTags)
-        queueTags = resultDict.get(tagFieldName)
-        if queueTags:
-            queueTags = fromChar(queueTags)
-            tags = list(set(tags + queueTags))
-        if tags:
-            resultDict[tagFieldName] = tags
+    queueDict = result["Value"]
+
+    # Union the sets to combine tags and required tags from CE and queue
+    tags = tags.union(set(fromChar(queueDict.get("Tag")) or []))
+    requiredTags = requiredTags.union(set(fromChar(queueDict.get("RequiredTag")) or []))
+
+    resultDict = {**ceDict, **queueDict}
+    if tags:
+        resultDict["Tag"] = list(tags)
+    if requiredTags:
+        resultDict["RequiredTag"] = list(requiredTags)
 
     resultDict["Queue"] = queue
     return S_OK(resultDict)
diff --git a/src/DIRAC/ConfigurationSystem/Client/Helpers/test/Test_Helpers.py b/src/DIRAC/ConfigurationSystem/Client/Helpers/test/Test_Helpers.py
index 59d304f7ca9..6a60f64006c 100644
--- a/src/DIRAC/ConfigurationSystem/Client/Helpers/test/Test_Helpers.py
+++ b/src/DIRAC/ConfigurationSystem/Client/Helpers/test/Test_Helpers.py
@@ -200,5 +200,5 @@ def test_getQueue():
         "LocalCEType": "Pool/Singularity",
         "OS": "linux_AlmaLinux_9.4.2104",
     }
-
+    assert sorted(result["Value"].pop("Tag")) == sorted(expectedDict.pop("Tag"))
     assert result["Value"] == expectedDict