diff --git a/DPGAnalysis/MuonTools/plugins/MuNtupleCSCALCTDigiFiller.cc b/DPGAnalysis/MuonTools/plugins/MuNtupleCSCALCTDigiFiller.cc
new file mode 100644
index 0000000000000..e75a46a195bd4
--- /dev/null
+++ b/DPGAnalysis/MuonTools/plugins/MuNtupleCSCALCTDigiFiller.cc
@@ -0,0 +1,89 @@
+/** \class MuDPGAnalysis/MuonDPGNtuples/plugins/MuNtupleCSCALCTDigiFiller.cc
+ *
+ * Helper class : the digi filler for CSC ALCT digis
+ * (used in ZeroBias Analysis for Background Studies)
+ *
+ * \author P. Verwilligen (INFN BA)
+ *
+ *
+ */
+
+#include "DPGAnalysis/MuonTools/plugins/MuNtupleCSCALCTDigiFiller.h"
+
+MuNtupleCSCALCTDigiFiller::MuNtupleCSCALCTDigiFiller(const edm::ParameterSet& config)
+    : MuNtupleBaseFiller{config}, m_token{config, consumesCollector(), "cscALCTDigiTag"} {
+  produces<nanoaod::FlatTable>();
+}
+
+void MuNtupleCSCALCTDigiFiller::fillDescriptions(edm::ConfigurationDescriptions& descriptions) {
+  edm::ParameterSetDescription desc;
+
+  desc.add<std::string>("label", "cscALCTDigis");
+  desc.add<edm::InputTag>("cscALCTDigiTag", edm::InputTag{"muonCSCDigis", "MuonCSCALCTDigi"});
+
+  descriptions.addWithDefaultLabel(desc);
+}
+
+void MuNtupleCSCALCTDigiFiller::fill(edm::Event& ev) {
+  unsigned int nDigis{0};
+
+  std::vector<int8_t> endcap;
+  std::vector<int8_t> station;
+  std::vector<int8_t> ring;
+  std::vector<int8_t> chamber;
+  std::vector<int8_t> layer;
+  std::vector<bool> valid;
+  std::vector<int8_t> quality;
+  std::vector<int8_t> accelbit;
+  std::vector<int8_t> colpattb;
+  std::vector<int8_t> keywiregroup;
+  std::vector<int8_t> alctbx;
+
+  auto cscALCTDigis = m_token.conditionalGet(ev);
+
+  if (cscALCTDigis.isValid()) {
+    auto cscDetIdIt = cscALCTDigis->begin();
+    auto cscDetIdEnd = cscALCTDigis->end();
+
+    for (; cscDetIdIt != cscDetIdEnd; ++cscDetIdIt) {
+      const auto& [cscDetId, range] = (*cscDetIdIt);
+
+      for (auto digi = range.first; digi != range.second; ++digi) {
+        endcap.push_back(cscDetId.endcap());
+        station.push_back(cscDetId.station());
+        ring.push_back(cscDetId.ring());
+        chamber.push_back(cscDetId.chamber());
+        layer.push_back(cscDetId.layer());
+        keywiregroup.push_back(digi->getKeyWG());    // Fundamental
+        valid.push_back(digi->isValid());            // Interesting for future study ... can be dropped
+        quality.push_back(digi->getQuality());       // Interesting for future study ... can be dropped
+        accelbit.push_back(digi->getAccelerator());  // Interesting for future study ... can be dropped
+        colpattb.push_back(digi->getCollisionB());   // Interesting for future study ... can be dropped
+        alctbx.push_back(digi->getBX());             // should keep this for redundancy ???
+
+        ++nDigis;
+      }
+    }
+  }
+
+  auto table = std::make_unique<nanoaod::FlatTable>(nDigis, m_label, false, false);  // CB check those falses
+
+  addColumn(table, "endcap", endcap, "");              // CB has to be documented
+  addColumn(table, "station", station, "");            // CB has to be documented
+  addColumn(table, "ring", ring, "");                  // CB has to be documented
+  addColumn(table, "chamber", chamber, "");            // CB has to be documented
+  addColumn(table, "layer", layer, "");                // CB has to be documented
+  addColumn(table, "keywiregroup", keywiregroup, "");  // CB has to be documented
+  addColumn(table, "valid", valid, "");                // CB has to be documented
+  addColumn(table, "quality", quality, "");            // CB has to be documented
+  addColumn(table, "accelerator", accelbit, "");       // CB has to be documented
+  addColumn(table, "patternB", colpattb, "");          // CB has to be documented
+  addColumn(table, "alctbx", alctbx, "");              // CB has to be documented
+
+  ev.put(std::move(table));
+}
+
+#include "FWCore/PluginManager/interface/ModuleDef.h"
+#include "FWCore/Framework/interface/MakerMacros.h"
+
+DEFINE_FWK_MODULE(MuNtupleCSCALCTDigiFiller);
diff --git a/DPGAnalysis/MuonTools/plugins/MuNtupleCSCALCTDigiFiller.h b/DPGAnalysis/MuonTools/plugins/MuNtupleCSCALCTDigiFiller.h
new file mode 100644
index 0000000000000..4da9c39af25c9
--- /dev/null
+++ b/DPGAnalysis/MuonTools/plugins/MuNtupleCSCALCTDigiFiller.h
@@ -0,0 +1,28 @@
+#ifndef MuNtuple_MuNtupleCSCALCTDigiFiller_h
+#define MuNtuple_MuNtupleCSCALCTDigiFiller_h
+
+#include "DPGAnalysis/MuonTools/src/MuNtupleBaseFiller.h"
+
+#include "FWCore/ParameterSet/interface/ConfigurationDescriptions.h"
+#include "FWCore/ParameterSet/interface/ParameterSetDescription.h"
+
+#include "DataFormats/CSCDigi/interface/CSCALCTDigiCollection.h"
+
+class MuNtupleCSCALCTDigiFiller : public MuNtupleBaseFiller {
+public:
+  //Constructor
+  MuNtupleCSCALCTDigiFiller(const edm::ParameterSet&);
+
+  /// Fill descriptors
+  static void fillDescriptions(edm::ConfigurationDescriptions&);
+
+protected:
+  /// Fill tree branches for a given events
+  virtual void fill(edm::Event&) final;
+
+private:
+  /// The digi token
+  nano_mu::EDTokenHandle<CSCALCTDigiCollection> m_token;
+};
+
+#endif
diff --git a/DPGAnalysis/MuonTools/plugins/MuNtupleCSCWireDigiFiller.cc b/DPGAnalysis/MuonTools/plugins/MuNtupleCSCWireDigiFiller.cc
new file mode 100644
index 0000000000000..71365b07330af
--- /dev/null
+++ b/DPGAnalysis/MuonTools/plugins/MuNtupleCSCWireDigiFiller.cc
@@ -0,0 +1,80 @@
+/** \class MuDPGAnalysis/MuonDPGNtuples/plugins/MuNtupleCSCWireDigiFiller.cc
+ *
+ * Helper class : the digi filler for CSC Wire digis
+ * (used in ZeroBias Analysis for Background Studies)
+ *
+ * \author P. Verwilligen (INFN BA)
+ *
+ *
+ */
+
+#include "DPGAnalysis/MuonTools//plugins/MuNtupleCSCWireDigiFiller.h"
+
+MuNtupleCSCWireDigiFiller::MuNtupleCSCWireDigiFiller(const edm::ParameterSet& config)
+    : MuNtupleBaseFiller{config}, m_token{config, consumesCollector(), "cscWireDigiTag"} {
+  produces<nanoaod::FlatTable>();
+}
+
+void MuNtupleCSCWireDigiFiller::fillDescriptions(edm::ConfigurationDescriptions& descriptions) {
+  edm::ParameterSetDescription desc;
+
+  desc.add<std::string>("label", "cscWireDigis");
+  desc.add<edm::InputTag>("cscWireDigiTag", edm::InputTag{"muonCSCDigis", "MuonCSCWireDigi"});
+
+  descriptions.addWithDefaultLabel(desc);
+}
+
+void MuNtupleCSCWireDigiFiller::fill(edm::Event& ev) {
+  unsigned int nDigis{0};
+
+  std::vector<int8_t> endcap;
+  std::vector<int8_t> station;
+  std::vector<int8_t> ring;
+  std::vector<int8_t> chamber;
+  std::vector<int8_t> layer;
+  std::vector<int8_t> wiregroup;
+  std::vector<int8_t> wgtimebin;
+  std::vector<int8_t> wgbx;
+
+  auto cscWireDigis = m_token.conditionalGet(ev);
+
+  if (cscWireDigis.isValid()) {
+    auto cscDetIdIt = cscWireDigis->begin();
+    auto cscDetIdEnd = cscWireDigis->end();
+
+    for (; cscDetIdIt != cscDetIdEnd; ++cscDetIdIt) {
+      const auto& [cscDetId, range] = (*cscDetIdIt);
+
+      for (auto digi = range.first; digi != range.second; ++digi) {
+        endcap.push_back(cscDetId.endcap());
+        station.push_back(cscDetId.station());
+        ring.push_back(cscDetId.ring());
+        chamber.push_back(cscDetId.chamber());
+        layer.push_back(cscDetId.layer());
+        wiregroup.push_back(digi->getWireGroup());
+        wgtimebin.push_back(digi->getTimeBin());
+        wgbx.push_back(digi->getWireGroupBX());
+
+        ++nDigis;
+      }
+    }
+  }
+
+  auto table = std::make_unique<nanoaod::FlatTable>(nDigis, m_label, false, false);  // CB check those falses
+
+  addColumn(table, "endcap", endcap, "");               // CB has to be documented
+  addColumn(table, "station", station, "");             // CB has to be documented
+  addColumn(table, "ring", ring, "");                   // CB has to be documented
+  addColumn(table, "chamber", chamber, "");             // CB has to be documented
+  addColumn(table, "layer", layer, "");                 // CB has to be documented
+  addColumn(table, "wiregroup", wiregroup, "");         // CB has to be documented
+  addColumn(table, "wiregrouptimebin", wgtimebin, "");  // CB has to be documented
+  addColumn(table, "wiregroupbx", wgbx, "");            // CB has to be documented
+
+  ev.put(std::move(table));
+}
+
+#include "FWCore/PluginManager/interface/ModuleDef.h"
+#include "FWCore/Framework/interface/MakerMacros.h"
+
+DEFINE_FWK_MODULE(MuNtupleCSCWireDigiFiller);
diff --git a/DPGAnalysis/MuonTools/plugins/MuNtupleCSCWireDigiFiller.h b/DPGAnalysis/MuonTools/plugins/MuNtupleCSCWireDigiFiller.h
new file mode 100644
index 0000000000000..3f588702fd0e5
--- /dev/null
+++ b/DPGAnalysis/MuonTools/plugins/MuNtupleCSCWireDigiFiller.h
@@ -0,0 +1,28 @@
+#ifndef MuNtuple_MuNtupleCSCWireDigiFiller_h
+#define MuNtuple_MuNtupleCSCWireDigiFiller_h
+
+#include "DPGAnalysis/MuonTools/src/MuNtupleBaseFiller.h"
+
+#include "FWCore/ParameterSet/interface/ConfigurationDescriptions.h"
+#include "FWCore/ParameterSet/interface/ParameterSetDescription.h"
+
+#include "DataFormats/CSCDigi/interface/CSCWireDigiCollection.h"
+
+class MuNtupleCSCWireDigiFiller : public MuNtupleBaseFiller {
+public:
+  //Constructor
+  MuNtupleCSCWireDigiFiller(const edm::ParameterSet&);
+
+  /// Fill descriptors
+  static void fillDescriptions(edm::ConfigurationDescriptions&);
+
+protected:
+  /// Fill tree branches for a given events
+  virtual void fill(edm::Event&) final;
+
+private:
+  /// The digi token
+  nano_mu::EDTokenHandle<CSCWireDigiCollection> m_token;
+};
+
+#endif