diff --git a/Trigger/TrigMonitoring/TrigJetMonitoring/python/TrigJetMonitorAlgorithm.py b/Trigger/TrigMonitoring/TrigJetMonitoring/python/TrigJetMonitorAlgorithm.py
index a4c69b02dfdcc3a3799bf416aa0af15632da58d2..1833e36604e30b6bacf34dfc3f18a31bc7e74a6d 100644
--- a/Trigger/TrigMonitoring/TrigJetMonitoring/python/TrigJetMonitorAlgorithm.py
+++ b/Trigger/TrigMonitoring/TrigJetMonitoring/python/TrigJetMonitorAlgorithm.py
@@ -63,7 +63,7 @@ Chains2Monitor['MT'] = {
   'HLT_j45_pf_subjesgscIS_ftf_L1J15'       : { 'HLTColl' : 'HLT_AntiKt4EMPFlowJets_subjesgscIS_ftf',           'RefChain' : 'NONE',                 'OfflineColl' : 'NONE' },
   'HLT_j85_pf_ftf_L1J20'                   : { 'HLTColl' : 'HLT_AntiKt4EMPFlowJets_subjesIS_ftf',              'RefChain' : 'HLT_j45_pf_ftf_L1J15', 'OfflineColl' : 'AntiKt4EMPFlowJets' },
   'HLT_j45_pf_nojcalib_ftf_L1J15'          : { 'HLTColl' : 'HLT_AntiKt4EMPFlowJets_nojcalib_ftf',              'RefChain' : 'NONE',                 'OfflineColl' : 'NONE' },
-  'HLT_j45_csskpf_nojcalib_ftf_L1J15'      : { 'HLTColl' : 'HLT_AntiKt4EMPFlowCSSKJets_nojcalib_ftf',          'RefChain' : 'NONE',                 'OfflineColl' : 'NONE' },
+  'HLT_j45_cssk_pf_nojcalib_ftf_L1J15'     : { 'HLTColl' : 'HLT_AntiKt4EMPFlowCSSKJets_nojcalib_ftf',          'RefChain' : 'NONE',                 'OfflineColl' : 'NONE' },
   'HLT_10j40_pf_subresjesgscIS_ftf_L14J15' : { 'HLTColl' : 'HLT_AntiKt4EMPFlowJets_subresjesgscIS_ftf',        'RefChain' : 'NONE',                 'OfflineColl' : 'NONE' },
 }
 
diff --git a/Trigger/TrigValidation/TrigAnalysisTest/share/ref_RDOtoRDOTrig_v1Dev_build.ref b/Trigger/TrigValidation/TrigAnalysisTest/share/ref_RDOtoRDOTrig_v1Dev_build.ref
index 8f6556182bedf558ac142fb9a5c89037710bac4e..ba4fd8984cec3a8e928937693397f5ff8315d270 100644
--- a/Trigger/TrigValidation/TrigAnalysisTest/share/ref_RDOtoRDOTrig_v1Dev_build.ref
+++ b/Trigger/TrigValidation/TrigAnalysisTest/share/ref_RDOtoRDOTrig_v1Dev_build.ref
@@ -134,13 +134,13 @@ HLT_2g50_loose_L12EM20VH:
     0: 2
   stepFeatures:
     0: 2
-HLT_2j330_a10sd_csskpf_jes_ftf_35smcINF_L1J100:
+HLT_2j330_a10sd_cssk_pf_jes_ftf_35smcINF_L1J100:
   eventCount: 0
   stepCounts:
     0: 3
   stepFeatures:
     0: 3
-HLT_2j330_a10sd_csskpf_nojcalib_ftf_35smcINF_L1J100:
+HLT_2j330_a10sd_cssk_pf_nojcalib_ftf_35smcINF_L1J100:
   eventCount: 0
   stepCounts:
     0: 3
@@ -1726,7 +1726,13 @@ HLT_j420_subresjesgscIS_ftf_L1J100:
     0: 3
 HLT_j45_L1J15:
   eventCount: 0
-HLT_j45_csskpf_nojcalib_ftf_L1J15:
+HLT_j45_cssk_nojcalib_L1J15:
+  eventCount: 15
+  stepCounts:
+    0: 15
+  stepFeatures:
+    0: 27
+HLT_j45_cssk_pf_nojcalib_ftf_L1J15:
   eventCount: 17
   stepCounts:
     0: 20
@@ -1734,12 +1740,6 @@ HLT_j45_csskpf_nojcalib_ftf_L1J15:
   stepFeatures:
     0: 20
     1: 37
-HLT_j45_cssktc_nojcalib_L1J15:
-  eventCount: 15
-  stepCounts:
-    0: 15
-  stepFeatures:
-    0: 27
 HLT_j45_ftf_L1J15:
   eventCount: 19
   stepCounts:
@@ -1838,7 +1838,7 @@ HLT_j45_pf_subjesgscIS_ftf_boffperf_split_L1J20:
     0: 19
     1: 49
     2: 49
-HLT_j45_sktc_nojcalib_L1J15:
+HLT_j45_sk_nojcalib_L1J15:
   eventCount: 15
   stepCounts:
     0: 15
@@ -1930,25 +1930,25 @@ HLT_j460_a10r_L1J100:
   eventCount: 0
 HLT_j460_a10r_L1J20:
   eventCount: 0
-HLT_j460_a10sd_csskpf_jes_ftf_35smcINF_L1J100:
+HLT_j460_a10sd_cssk_pf_jes_ftf_35smcINF_L1J100:
   eventCount: 0
   stepCounts:
     0: 3
   stepFeatures:
     0: 3
-HLT_j460_a10sd_csskpf_jes_ftf_L1J100:
+HLT_j460_a10sd_cssk_pf_jes_ftf_L1J100:
   eventCount: 0
   stepCounts:
     0: 3
   stepFeatures:
     0: 3
-HLT_j460_a10sd_csskpf_nojcalib_ftf_35smcINF_L1J100:
+HLT_j460_a10sd_cssk_pf_nojcalib_ftf_35smcINF_L1J100:
   eventCount: 0
   stepCounts:
     0: 3
   stepFeatures:
     0: 3
-HLT_j460_a10sd_csskpf_nojcalib_ftf_L1J100:
+HLT_j460_a10sd_cssk_pf_nojcalib_ftf_L1J100:
   eventCount: 0
   stepCounts:
     0: 3
diff --git a/Trigger/TrigValidation/TriggerTest/share/ref_data_v1Dev_build.ref b/Trigger/TrigValidation/TriggerTest/share/ref_data_v1Dev_build.ref
index 0a890b8b9c5e8986cb283434ae2ccda877e384f0..cb1ca037c665a94377ae1c82c3fe46eedcb92e5a 100644
--- a/Trigger/TrigValidation/TriggerTest/share/ref_data_v1Dev_build.ref
+++ b/Trigger/TrigValidation/TriggerTest/share/ref_data_v1Dev_build.ref
@@ -68,9 +68,9 @@ HLT_2g35_medium_L12EM20VH:
   eventCount: 0
 HLT_2g50_loose_L12EM20VH:
   eventCount: 0
-HLT_2j330_a10sd_csskpf_jes_ftf_35smcINF_L1J100:
+HLT_2j330_a10sd_cssk_pf_jes_ftf_35smcINF_L1J100:
   eventCount: 0
-HLT_2j330_a10sd_csskpf_nojcalib_ftf_35smcINF_L1J100:
+HLT_2j330_a10sd_cssk_pf_nojcalib_ftf_35smcINF_L1J100:
   eventCount: 0
 HLT_2j330_a10t_lcw_jes_35smcINF_L1J100:
   eventCount: 0
@@ -818,7 +818,13 @@ HLT_j45_L1J15:
     0: 6
   stepFeatures:
     0: 6
-HLT_j45_csskpf_nojcalib_ftf_L1J15:
+HLT_j45_cssk_nojcalib_L1J15:
+  eventCount: 3
+  stepCounts:
+    0: 3
+  stepFeatures:
+    0: 3
+HLT_j45_cssk_pf_nojcalib_ftf_L1J15:
   eventCount: 3
   stepCounts:
     0: 7
@@ -826,12 +832,6 @@ HLT_j45_csskpf_nojcalib_ftf_L1J15:
   stepFeatures:
     0: 7
     1: 3
-HLT_j45_cssktc_nojcalib_L1J15:
-  eventCount: 3
-  stepCounts:
-    0: 3
-  stepFeatures:
-    0: 3
 HLT_j45_ftf_L1J15:
   eventCount: 7
   stepCounts:
@@ -928,7 +928,7 @@ HLT_j45_pf_subjesgscIS_ftf_boffperf_split_L1J20:
     0: 5
     1: 5
     2: 5
-HLT_j45_sktc_nojcalib_L1J15:
+HLT_j45_sk_nojcalib_L1J15:
   eventCount: 3
   stepCounts:
     0: 3
@@ -1018,13 +1018,13 @@ HLT_j460_a10r_L1J100:
   eventCount: 0
 HLT_j460_a10r_L1J20:
   eventCount: 0
-HLT_j460_a10sd_csskpf_jes_ftf_35smcINF_L1J100:
+HLT_j460_a10sd_cssk_pf_jes_ftf_35smcINF_L1J100:
   eventCount: 0
-HLT_j460_a10sd_csskpf_jes_ftf_L1J100:
+HLT_j460_a10sd_cssk_pf_jes_ftf_L1J100:
   eventCount: 0
-HLT_j460_a10sd_csskpf_nojcalib_ftf_35smcINF_L1J100:
+HLT_j460_a10sd_cssk_pf_nojcalib_ftf_35smcINF_L1J100:
   eventCount: 0
-HLT_j460_a10sd_csskpf_nojcalib_ftf_L1J100:
+HLT_j460_a10sd_cssk_pf_nojcalib_ftf_L1J100:
   eventCount: 0
 HLT_j460_a10sd_lcw_nojcalib_L1J100:
   eventCount: 0
diff --git a/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Jet/JetChainConfiguration.py b/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Jet/JetChainConfiguration.py
index cda41f8bb6545fc8f979844ef8119e9ffa7035dc..1240e95e80e102062c71132068a957b7de9c481f 100644
--- a/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Jet/JetChainConfiguration.py
+++ b/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Jet/JetChainConfiguration.py
@@ -114,11 +114,11 @@ class JetChainConfiguration(ChainConfigurationBase):
         return jetCollectionName, ChainStep(stepName, [jetSeq], multiplicity=[1], chainDicts=[self.dict])
 
     def getJetCaloRecoChainStep(self):
-        stepName = "CaloRecoPTStep_jet_"+self.recoDict["calib"]
+        stepName = "CaloRecoPTStep_jet_"+self.recoDict["clusterCalib"]
         from AthenaConfiguration.AllConfigFlags import ConfigFlags
         from TriggerMenuMT.HLTMenuConfig.Jet.JetMenuSequences import jetCaloRecoMenuSequence
         jetSeq, clustersKey = RecoFragmentsPool.retrieve( jetCaloRecoMenuSequence,
-                                                          ConfigFlags, clusterCalib=self.recoDict["calib"] )
+                                                          ConfigFlags, clusterCalib=self.recoDict["clusterCalib"] )
 
         return str(clustersKey), ChainStep(stepName, [jetSeq], multiplicity=[1], chainDicts=[self.dict])
 
@@ -126,8 +126,9 @@ class JetChainConfiguration(ChainConfigurationBase):
         # Define a fixed preselection dictionary for prototyping -- we may expand the options
         preselRecoDict = {
             'recoAlg':'a4',
-            'dataType':'tc',
-            'calib':'em',
+            'constitType':'tc',
+            'clusterCalib':'em',
+            'constitMod':'',
             'jetCalib':'subjesIS',
             'trkopt':'notrk',
             'trkpresel': 'nopresel'
diff --git a/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Jet/JetMenuSequences.py b/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Jet/JetMenuSequences.py
index 2215c5846f49b01355baaab8d62a042f0d70e9f9..4f7793f1efe900519b68565be608ee603a643d6c 100644
--- a/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Jet/JetMenuSequences.py
+++ b/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Jet/JetMenuSequences.py
@@ -37,7 +37,7 @@ def jetCaloRecoSequences( configFlags, RoIs, **jetRecoDict ):
     # Get the topocluster reconstruction sequence
     from .JetRecoSequences import jetClusterSequence, jetRecoSequence
     topoClusterSequence, clustersKey = RecoFragmentsPool.retrieve(
-        jetClusterSequence, configFlags, RoIs=RoIs, clusterCalib=jetRecoDict["calib"])
+        jetClusterSequence, configFlags, RoIs=RoIs, clusterCalib=jetRecoDict["clusterCalib"])
 
     # Get the jet reconstruction sequence including the jet definition and output collection
     jetRecoSeq, jetsOut, jetDef  = RecoFragmentsPool.retrieve(
diff --git a/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Jet/JetRecoConfiguration.py b/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Jet/JetRecoConfiguration.py
index 6a11c5ec9050038a4c228efb0a0def56d2956407..307b9ecf1f440f374bfee0a888a97411a9e68100 100644
--- a/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Jet/JetRecoConfiguration.py
+++ b/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Jet/JetRecoConfiguration.py
@@ -15,12 +15,12 @@ from AthenaCommon.Logging import logging
 log = logging.getLogger("TriggerMenuMT.HLTMenuConfig.Jet.JetRecoConfiguration")
 
 def interpretJetCalibDefault(recoDict):
-    if recoDict['dataType'].endswith('tc'):
+    if recoDict['constitType'] == 'tc':
         return 'subresjesgscIS' if recoDict['trkopt'] == 'ftf' else 'subjesIS'
-    elif recoDict['dataType'].endswith('pf'):
+    elif recoDict['constitType'] == 'pf':
       return 'subresjesgscIS'
 
-recoKeys = ['recoAlg','dataType','calib','jetCalib','trkopt','trkpresel']
+recoKeys = ['recoAlg','constitType','clusterCalib','constitMod','jetCalib','trkopt','trkpresel']
 
 # Extract the jet reco dict from the chainDict
 def extractRecoDict(chainParts):
@@ -46,7 +46,7 @@ def extractRecoDict(chainParts):
 
 # Translate the reco dict to a string for suffixing etc
 def jetRecoDictToString(jetRecoDict):
-    strtemp = "{recoAlg}_{dataType}_{calib}_{jetCalib}"
+    strtemp = "{recoAlg}_{constitMod}{constitType}_{clusterCalib}_{jetCalib}"
     if jetRecoDict["trkopt"] != "notrk":
         strtemp += "_{trkopt}_{trkpresel}"
     return strtemp.format(**jetRecoDict)
@@ -57,25 +57,20 @@ def jetRecoDictFromString(jet_def_string):
     # Translate the definition string into an approximation
     # of the "recoParts" in the jet chainParts.
     jetRecoDict = {}
-    # Insert values from string
-    # Python names are more descriptive. May want to sync
-    # these names with the SignatureDict, needs coordination with
-    # menu group when they start to implement this
-    trkopt = "notrk"
-    trkpresel = "nopresel"
-    if "_ftf" in jet_def_string:
-        jetalg, inputtype, clusterscale, jetcalib, trkopt = jet_def_string.split('_')
-    else:
-        jetalg, inputtype, clusterscale, jetcalib = jet_def_string.split('_')
-
-    jetRecoDict = {
-        "recoAlg":   jetalg,
-        "dataType":  inputtype,
-        "calib":     clusterscale,
-        "jetCalib":  jetcalib,
-        "trkopt" :   trkopt,
-        "trkpresel": trkpresel
-    }
+    from TriggerMenuMT.HLTMenuConfig.Menu.SignatureDicts import JetChainParts,JetChainParts_Default
+    for key in recoKeys:
+        keyFound = False
+        for part in jet_def_string.split('_'):
+            if part in JetChainParts[key]:
+                jetRecoDict[key] = part
+                keyFound         = True
+        if not keyFound:
+            jetRecoDict[key] = JetChainParts_Default[key]
+
+    # set proper jetCalib key in default case
+    if jetRecoDict['jetCalib'] == "default":
+        jetRecoDict['jetCalib'] = interpretJetCalibDefault(jetRecoDict)
+
     return jetRecoDict
 
 # Define the jet constituents to be interpreted by JetRecConfig
@@ -88,7 +83,7 @@ def defineJetConstit(jetRecoDict,clustersKey=None,pfoPrefix=None):
     # type, mods and the input container name
 
     
-    if "pf" in jetRecoDict["dataType"]:
+    if jetRecoDict["constitType"] == "pf":
         if pfoPrefix is None:
             raise RuntimeError("JetRecoConfiguration: Cannot define PF jets without pfo prefix!")
 
@@ -98,11 +93,11 @@ def defineJetConstit(jetRecoDict,clustersKey=None,pfoPrefix=None):
         constitModWithAlternateTrk("CorrectPFO", trkopt) 
         constitMods = ["CorrectPFO"+trkopt]
         # apply constituent pileup suppression
-        if "vs" in jetRecoDict["dataType"]:
+        if "vs" in jetRecoDict["constitMod"]:
             constitMods.append("Vor")
-        if "cs" in jetRecoDict["dataType"]:
+        if "cs" in jetRecoDict["constitMod"]:
             constitMods.append("CS")
-        if "sk" in jetRecoDict["dataType"]:
+        if "sk" in jetRecoDict["constitMod"]:
             constitMods.append("SK")
         # Generate a new JetConstitModifier with track proterties setup according to trkopt
         constitModWithAlternateTrk("CHS", trkopt) # 
@@ -119,20 +114,20 @@ def defineJetConstit(jetRecoDict,clustersKey=None,pfoPrefix=None):
             jetConstit = JetConstitSeq( "HLT_EMPFlow"+modstring, xAODType.ParticleFlow, constitMods, inputname=inputPFO, outputname=pfoPrefix+modstring+"ParticleFlowObjects",label='EMPFlow'+(modstring if modstring!='CHS' else '') )
 
             
-    if "tc" in jetRecoDict["dataType"]:
+    if jetRecoDict["constitType"] == "tc":
         # apply constituent pileup suppression
-        if "vs" in jetRecoDict["dataType"]:
+        if "vs" in jetRecoDict["constitMod"]:
             constitMods.append("Vor")
-        if "cs" in jetRecoDict["dataType"]:
+        if "cs" in jetRecoDict["constitMod"]:
             constitMods.append("CS")
-        if "sk" in jetRecoDict["dataType"]:
+        if "sk" in jetRecoDict["constitMod"]:
             constitMods.append("SK")
         # build a modifier identifier :
         modstring = ''.join(constitMods)
         # prepend the cluster calib state :
-        if jetRecoDict["calib"] == "em":
+        if jetRecoDict["clusterCalib"] == "em":
             constitMods = ["EM"] + constitMods
-        elif jetRecoDict["calib"] == "lcw":
+        elif jetRecoDict["clusterCalib"] == "lcw":
             constitMods = ["LC"] + constitMods
 
         jetConstit = JetConstitSeq( "HLT_"+constitMods[0]+"Topo",xAODType.CaloCluster, constitMods, inputname=clustersKey, outputname=clustersKey+modstring,label=constitMods[0]+'Topo'+modstring)
@@ -221,7 +216,7 @@ def defineCalibMods(jetRecoDict,dataSource,rhoKey="auto"):
         if jetRecoDict["trkopt"]=="notrk" and "subres" in jetRecoDict["jetCalib"]:
             raise ValueError("Pileup residual calibration requested but no track source provided!")
 
-        if jetRecoDict["dataType"].endswith("tc"):
+        if jetRecoDict["constitType"] == "tc":
             calibContext,calibSeq = {
                 ("a4","subjes"):   ("TrigRun2","JetArea_EtaJES_GSC"), # Calo GSC only
                 ("a4","subjesIS"): ("TrigRun2","JetArea_EtaJES_GSC"), # Calo GSC only
@@ -237,7 +232,7 @@ def defineCalibMods(jetRecoDict,dataSource,rhoKey="auto"):
                 gscDepth = "trackWIDTH"
                 pvname = "HLT_IDVertex_FS"
 
-        elif jetRecoDict["dataType"].endswith("pf"):
+        elif jetRecoDict["constitType"] == "pf":
             gscDepth = "auto"
             if 'sd' in jetRecoDict["recoAlg"]:
                 calibContext = "TrigSoftDrop"
diff --git a/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Jet/JetRecoSequences.py b/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Jet/JetRecoSequences.py
index c9bb7f3ee3b315613984e1a341f2554afe2a215e..81e99c76ae947d1e499698783f18b4aa648fdb92 100644
--- a/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Jet/JetRecoSequences.py
+++ b/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Jet/JetRecoSequences.py
@@ -82,7 +82,7 @@ def standardJetBuildSequence( configFlags, dataSource, clustersKey, **jetRecoDic
     if doesTracking and not trkcolls:
         raise RuntimeError("Failed to retrieve track collections for trkopt '{}'".format(jetRecoDict["trkopt"]))
 
-    isPFlow = "pf" in jetRecoDict["dataType"]
+    isPFlow = jetRecoDict["constitType"] == "pf"
 
     # Add particle flow reconstruction if needed
     if isPFlow:
@@ -100,8 +100,8 @@ def standardJetBuildSequence( configFlags, dataSource, clustersKey, **jetRecoDic
     # chosen jet collection
     jetsFullName = jetDef.fullname()
     jetsOut = recordable(jetsFullName)
-    doConstitMods = jetRecoDict["dataType"] in ["sktc","cssktc", "pf", "csskpf"]
     JetRecConfig.instantiateAliases(jetDef)
+    doConstitMods = jetRecoDict["constitMod"]+jetRecoDict["constitType"] in ["sktc","cssktc", "pf", "csskpf"]
     if doConstitMods:
         # Get online monitoring jet rec tool
         from JetRecTools import OnlineMon                                                  
@@ -183,7 +183,7 @@ def standardJetRecoSequence( configFlags, dataSource, clustersKey, **jetRecoDict
     jetDef.modifiers = JetRecoConfiguration.defineCalibMods(jetRecoDict,dataSource,rhoKey)
     # If we need JVT, just rerun the JVT modifier
     doesTracking = jetRecoDict["trkopt"] != "notrk"
-    isPFlow = "pf" in jetRecoDict["dataType"]
+    isPFlow = jetRecoDict["constitType"] == "pf"
     if doesTracking:
         jetDef.modifiers.append("JVT:"+jetRecoDict["trkopt"])
     decorList = JetRecoConfiguration.getDecorList(doesTracking,isPFlow)
diff --git a/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/MET/AlgConfigs.py b/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/MET/AlgConfigs.py
index 042a5f7c7dbc0172784048108b00e35ea27b5ce1..7fd4421e160aece539b9ece76761c9bbe2b161d5 100644
--- a/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/MET/AlgConfigs.py
+++ b/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/MET/AlgConfigs.py
@@ -182,7 +182,7 @@ class MHTPufitConfig(AlgConfig):
 
     def __init__(self, **recoDict):
         inputs = ["Jets", "JetDef"]
-        if "pf" in recoDict["jetDataType"]:
+        if recoDict["constitType"] == "pf":
             inputs += ["MergedPFOs"]
         else:
             inputs += ["Clusters"]
@@ -202,7 +202,7 @@ class MHTPufitConfig(AlgConfig):
             rhoKey = evtShapeAlg.EventDensityTool.OutputContainer
         else:
             rhoKey = ""
-        if "pf" in self.recoDict["jetDataType"]:
+        if self.recoDict["constitType"] == "pf":
             inputName = inputs["MergedPFOs"]
         else:
             inputName = inputs["Clusters"]
diff --git a/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/MET/ConfigHelpers.py b/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/MET/ConfigHelpers.py
index 0e6b550921a79dbd812d2af9b234c9f342a1ef2d..fd9a7b1d5de6a103ed17e65824d7bf687bf22fb3 100644
--- a/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/MET/ConfigHelpers.py
+++ b/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/MET/ConfigHelpers.py
@@ -17,7 +17,7 @@ log = logging.getLogger(__name__)
 
 # The keys from the MET chain dict that directly affect reconstruction
 # The order here is important as it also controls the dict -> string conversion
-recoKeys = ["EFrecoAlg", "calib", "jetDataType", "constitmod", "jetCalib", "addInfo"]
+recoKeys = ["EFrecoAlg", "calib", "constitType", "constitmod", "jetCalib", "addInfo"]
 metFSRoIs = [caloFSRoI, trkFSRoI]
 
 def metRecoDictToString(recoDict, skipDefaults=True):
diff --git a/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/MET/METRecoSequences.py b/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/MET/METRecoSequences.py
index 38837b6787b5f54d401a7f0b87f1f91e326c25f2..65f163ab2c417c7bb1926819980ec37100cafe58 100644
--- a/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/MET/METRecoSequences.py
+++ b/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/MET/METRecoSequences.py
@@ -39,15 +39,17 @@ log = logging.getLogger(__name__)
 def jetRecoDictForMET(**recoDict):
     """ Get a jet reco dict that's usable for the MET slice """
     jrd = {k: recoDict.get(k, JetChainParts_Default[k]) for k in jetRecoKeys}
-    if "jetDataType" in recoDict:
-        # Allow for the renaming dataType -> jetDataType
-        jrd["dataType"] = recoDict["jetDataType"]
-        if jrd["dataType"] == "pf":
-            # We only use em calibration for PFOs
-            jrd["calib"] = "em"
-    # For various reasons, we can store the constituent modifiers separately
-    # to the data type, so we have to add that back in
-    jrd["dataType"] = recoDict.get("constitmod", "") + jrd["dataType"]
+    # Rename the cluster calibration
+    try:
+        jrd["clusterCalib"] = recoDict["calib"]
+    except KeyError:
+        pass
+    # Fill constitMod
+    jrd["constitMod"] = recoDict.get("constitmod", "")
+    # We only use em calibration for PFOs
+    if jrd["constitType"] == "pf":
+        jrd["clusterCalib"] = "em"
+    # Interpret jet calibration
     if jrd["jetCalib"] == "default":
         jrd["jetCalib"] = interpretJetCalibDefault(jrd)
     return jrd
@@ -98,7 +100,7 @@ class ClusterInputConfig(AlgInputConfig):
         if recoDict.get("constitmod"):
             # Force the datatype to topoclusters
             recoDict = copy.copy(recoDict)
-            recoDict["jetDataType"] = "tc"
+            recoDict["constitType"] = "tc"
             jetRecoDict = jetRecoDictForMET(**recoDict)
             constit = aliasToInputDef(
                 defineJetConstit(jetRecoDict, clustersKey=clusterName)
@@ -186,7 +188,7 @@ class PFOInputConfig(AlgInputConfig):
         # modifiers those are also applied.
         recoDict = copy.copy(recoDict)
         # Force the jet data type to the correct thing
-        recoDict["jetDataType"] = "pf"
+        recoDict["constitType"] = "pf"
         jetRecoDict = jetRecoDictForMET(trkopt="ftf", **recoDict)
         constit = aliasToInputDef(defineJetConstit(jetRecoDict, pfoPrefix=pfoPrefix))
         constit_mod_seq = getConstitModAlg(constit)
@@ -301,12 +303,12 @@ class JetInputConfig(AlgInputConfig):
         """ Whether or not this reco configuration requires tracks """
         if recoDict.get("forceTracks", False):
             return True
-        if recoDict["jetDataType"] in ["pf", "csskpf"]:
+        if recoDict["constitType"] == "pf":
             return True
-        elif recoDict["jetDataType"] in ["tc", "sktc", "cssktc"]:
+        elif recoDict["constitType"] == "tc":
             return "gsc" in recoDict["jetCalib"]
         else:
-            raise ValueError(f"Unexpected jetDataType {recoDict['jetDataType']}")
+            raise ValueError(f"Unexpected constitType {recoDict['constitType']}")
 
     def dependencies(self, recoDict):
         deps = [self._input_clusters(recoDict)]
@@ -319,7 +321,7 @@ class JetInputConfig(AlgInputConfig):
         recoDict = {k: v for k, v in recoDict.items() if k != "forceTracks"}
         jetRecoDict = jetRecoDictForMET(trkopt=trkopt, **recoDict)
         # hard code to em (for now) - there are no LC jets in EDM
-        jetRecoDict["calib"] = "em"
+        jetRecoDict["clusterCalib"] = "em"
 
         # Extract the track collections part from our input dict
         trkcolls = {} if trkopt == "notrk" else getTrkColls(inputs)
diff --git a/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Menu/LS2_v1.py b/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Menu/LS2_v1.py
index f8dd16c5923cbc687f1c55df535f852237a2060e..e25904294e75834f762a474b64c896149dd2f95b 100644
--- a/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Menu/LS2_v1.py
+++ b/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Menu/LS2_v1.py
@@ -258,10 +258,10 @@ def setupMenu():
         ChainProp(name='HLT_j85_pf_ftf_L1J20', groups=SingleJetGroup),
 
         ChainProp(name='HLT_j45_nojcalib_L1J15', groups=SingleJetGroup),
-        ChainProp(name='HLT_j45_sktc_nojcalib_L1J15', groups=SingleJetGroup),
-        ChainProp(name='HLT_j45_cssktc_nojcalib_L1J15', groups=SingleJetGroup),
+        ChainProp(name='HLT_j45_sk_nojcalib_L1J15', groups=SingleJetGroup),
+        ChainProp(name='HLT_j45_cssk_nojcalib_L1J15', groups=SingleJetGroup),
         ChainProp(name='HLT_j45_pf_nojcalib_ftf_L1J15', groups=SingleJetGroup),
-        ChainProp(name='HLT_j45_csskpf_nojcalib_ftf_L1J15', groups=SingleJetGroup),
+        ChainProp(name='HLT_j45_cssk_pf_nojcalib_ftf_L1J15', groups=SingleJetGroup),
 
         ChainProp(name='HLT_j260_320eta490_L1J20', groups=['Online',SingleJetGroup]),
 
@@ -272,12 +272,12 @@ def setupMenu():
         ChainProp(name='HLT_2j330_a10t_lcw_nojcalib_35smcINF_L1J100', groups=SingleJetGroup),
         ChainProp(name='HLT_j460_a10sd_lcw_nojcalib_L1J100', groups=SingleJetGroup),
         ChainProp(name='HLT_j460_a10sd_pf_nojcalib_ftf_L1J100', groups=SingleJetGroup),
-        ChainProp(name='HLT_j460_a10sd_csskpf_nojcalib_ftf_L1J100', groups=SingleJetGroup),
-        ChainProp(name='HLT_j460_a10sd_csskpf_nojcalib_ftf_35smcINF_L1J100', groups=SingleJetGroup),
-        ChainProp(name='HLT_2j330_a10sd_csskpf_nojcalib_ftf_35smcINF_L1J100', groups=SingleJetGroup),
-        ChainProp(name='HLT_j460_a10sd_csskpf_jes_ftf_L1J100', groups=SingleJetGroup),
-        ChainProp(name='HLT_j460_a10sd_csskpf_jes_ftf_35smcINF_L1J100', groups=SingleJetGroup),
-        ChainProp(name='HLT_2j330_a10sd_csskpf_jes_ftf_35smcINF_L1J100', groups=SingleJetGroup),
+        ChainProp(name='HLT_j460_a10sd_cssk_pf_nojcalib_ftf_L1J100', groups=SingleJetGroup),
+        ChainProp(name='HLT_j460_a10sd_cssk_pf_nojcalib_ftf_35smcINF_L1J100', groups=SingleJetGroup),
+        ChainProp(name='HLT_2j330_a10sd_cssk_pf_nojcalib_ftf_35smcINF_L1J100', groups=SingleJetGroup),
+        ChainProp(name='HLT_j460_a10sd_cssk_pf_jes_ftf_L1J100', groups=SingleJetGroup),
+        ChainProp(name='HLT_j460_a10sd_cssk_pf_jes_ftf_35smcINF_L1J100', groups=SingleJetGroup),
+        ChainProp(name='HLT_2j330_a10sd_cssk_pf_jes_ftf_35smcINF_L1J100', groups=SingleJetGroup),
 
         ChainProp(name='HLT_j0_vbenfSEP30etSEP34mass35SEP50fbet_L1J20', groups=SingleJetGroup),
         ChainProp(name='HLT_j0_fbdjshared_L1J20', groups=SingleJetGroup),
diff --git a/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Menu/SignatureDicts.py b/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Menu/SignatureDicts.py
index ad097da08b9975ab722ee1c1f2bda5fbe4b3f4dd..dd4c659eb0e953a7c3ce98a03f97ff599dbd906e 100644
--- a/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Menu/SignatureDicts.py
+++ b/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Menu/SignatureDicts.py
@@ -115,10 +115,12 @@ JetChainParts = {
     # Reco information
     'recoAlg'      : # Jet clustering algorithm
       ['a4', 'a10', 'a10r', 'a10t', 'a10sd'],
-    'dataType'     : # Jet input type (rename?)
-      ['tc','pf','sktc','cssktc','csskpf'],
-    'calib'        : # Topocluster calibration (change to constit mods?)
+    'constitType'  : # Jet input type
+      ['tc','pf'], # 'ufo' might be added at some point
+    'clusterCalib' : # Topocluster calibration
       ['em', 'lcw'],
+    'constitMod'   : # Constituent modifiers
+      ['sk', 'cssk'],
     'jetCalib'     : # Jet calibration
       ['jes', 'subjes', 'subjesIS', 'subjesgscIS', 'subresjesgscIS', 'nojcalib'],
     'scan'         : # No longer used?
@@ -182,8 +184,9 @@ JetChainParts_Default = {
     'subSigs'       : ['Jet'],
     #
     'recoAlg'       :'a4',
-    'dataType'      :'tc',
-    'calib'         :'em',
+    'constitType'   :'tc',
+    'clusterCalib'  :'em',
+    'constitMod'    :'',
     'jetCalib'      :'default',
     'scan'          :'FS',
     'trkopt'        : 'notrk',
@@ -342,7 +345,7 @@ METChainParts = {
     'jetCalib'       : JetChainParts['jetCalib'],
     'L2recoAlg'      : [],
     'EFrecoAlg'      : ['cell', 'tc', 'tcpufit', 'mht', 'trkmht', 'pfsum', 'cvfpufit', 'pfopufit', 'mhtpufit'],
-    'jetDataType'    : JetChainParts['dataType'],
+    'constitType'    : JetChainParts['constitType'],
     'L2muonCorr'     : [],
     'EFmuonCorr'     : [],
     'addInfo'        : ['FStracks'],
@@ -365,7 +368,7 @@ METChainParts_Default = {
     'L2muonCorr'     : '',
     'EFmuonCorr'     : '',
     'addInfo'        : '',
-    'jetDataType'    : 'tc',
+    'constitType'    : 'tc',
     'constitmod'     : '',
     'sigFolder'     : 'MET',
     'subSigs'       : ['MET']