diff --git a/src/DIRAC/DataManagementSystem/DB/FileCatalogComponents/DirectoryMetadata/MultiVODirectoryMetadata.py b/src/DIRAC/DataManagementSystem/DB/FileCatalogComponents/DirectoryMetadata/MultiVODirectoryMetadata.py
index e0aa1d625d7..879bae5d536 100644
--- a/src/DIRAC/DataManagementSystem/DB/FileCatalogComponents/DirectoryMetadata/MultiVODirectoryMetadata.py
+++ b/src/DIRAC/DataManagementSystem/DB/FileCatalogComponents/DirectoryMetadata/MultiVODirectoryMetadata.py
@@ -158,17 +158,17 @@ def setMetaParameter(self, dPath, metaName, metaValue, credDict):
 
     def getDirectoryMetadata(self, path, credDict, inherited=True, ownData=True):
         """
-    Get metadata for the given directory aggregating metadata for the directory itself
-    and for all the parent directories if inherited flag is True. Get also the non-indexed
-    metadata parameters.
-
-    :param str path: directory path
-    :param dict credDict: client credential dictionary
-    :param bool inherited: include parent directories if True
-    :param bool ownData:
-    :return: standard Dirac result object + additional MetadataOwner \
-    and MetadataType dict entries if the operation is successful.
-    """
+        Get metadata for the given directory aggregating metadata for the directory itself
+        and for all the parent directories if inherited flag is True. Get also the non-indexed
+        metadata parameters.
+
+        :param str path: directory path
+        :param dict credDict: client credential dictionary
+        :param bool inherited: include parent directories if True
+        :param bool ownData:
+        :return: standard Dirac result object + additional MetadataOwner \
+        and MetadataType dict entries if the operation is successful.
+        """
 
         result = super().getDirectoryMetadata(path, credDict, inherited, ownData)
         if not result["OK"]:
@@ -181,9 +181,16 @@ def getDirectoryMetadata(self, path, credDict, inherited=True, ownData=True):
 
         return result
 
-    def findDirIDsByMetadata(self, metaDict, dPath, credDict):
-        """Find Directories satisfying the given metadata and being subdirectories of
-        the given path
+    def findDirectoriesByMetadata(self, queryDict, path, credDict):
         """
-        fMetaDict = _getMetaNameDict(metaDict, credDict)
-        return super().findDirIDsByMetadata(fMetaDict, dPath, credDict)
+        Find Directory names satisfying the given metadata and being subdirectories of
+        the given path.
+
+        :param dict queryDict: dictionary containing query data
+        :param str path: starting directory path
+        :param dict credDict: client credential dictionary
+        :return: S_OK/S_ERROR, Value list of selected directory paths
+        """
+
+        fMetaDict = _getMetaNameDict(queryDict, credDict)
+        return super().findDirectoriesByMetadata(fMetaDict, path, credDict)
diff --git a/src/DIRAC/TransformationSystem/Agent/InputDataAgent.py b/src/DIRAC/TransformationSystem/Agent/InputDataAgent.py
index f767cebf61c..9267da1b6a1 100644
--- a/src/DIRAC/TransformationSystem/Agent/InputDataAgent.py
+++ b/src/DIRAC/TransformationSystem/Agent/InputDataAgent.py
@@ -46,6 +46,7 @@ def __init__(self, *args, **kwargs):
         self.transClient = TransformationClient()
         self.metadataClient = FileCatalogClient()
         self.transformationTypes = None
+        self.multiVO = False
 
     #############################################################################
     def initialize(self):
@@ -64,6 +65,8 @@ def initialize(self):
                     self.transformationTypes.remove(extendable)
                     # This is because the Extendables do not use this Agent (have no Input data query)
 
+        self.multiVO = self.am_getOption("MultiVO", self.multiVO)
+
         return S_OK()
 
     ##############################################################################
@@ -116,7 +119,13 @@ def execute(self):
             # Perform the query to the metadata catalog
             self.log.verbose("Using input data query for transformation", "%d: %s" % (transID, str(inputDataQuery)))
             start = time.time()
-            result = self.metadataClient.findFilesByMetadata(inputDataQuery)
+            mdc = self.metadataClient
+            if self.multiVO:
+                ownerDN = transDict["AuthorDN"]
+                ownerGroup = transDict["AuthorGroup"]
+                self.log.debug(f"Querying file catalog as {ownerDN}, {ownerGroup}")
+                mdc = FileCatalogClient(useCertificates=True, delegatedDN=ownerDN, delegatedGroup=ownerGroup)
+            result = mdc.findFilesByMetadata(inputDataQuery)
             rtime = time.time() - start
             self.log.verbose("Metadata catalog query time", f": {rtime:.2f} seconds.")
             if not result["OK"]:
diff --git a/src/DIRAC/TransformationSystem/ConfigTemplate.cfg b/src/DIRAC/TransformationSystem/ConfigTemplate.cfg
index f3dbbce2d72..21e21638564 100644
--- a/src/DIRAC/TransformationSystem/ConfigTemplate.cfg
+++ b/src/DIRAC/TransformationSystem/ConfigTemplate.cfg
@@ -25,6 +25,8 @@ Agents
     PollingTime = 120
     FullUpdatePeriod = 86400
     RefreshOnly = False
+    # If True, query the FileCatalog as the owner of the transformation, needed for MultiVO*MetaData filecatalogs
+    MultiVO = False
   }
   ##END
   ##BEGIN MCExtensionAgent