diff --git a/core/LocAdapterBase.cpp b/core/LocAdapterBase.cpp
index 6a3f969b..899ad847 100644
--- a/core/LocAdapterBase.cpp
+++ b/core/LocAdapterBase.cpp
@@ -146,4 +146,9 @@ DEFAULT_IMPL(false)
 void LocAdapterBase::
     reportGnssMeasurementData(GnssData &gnssMeasurementData)
 DEFAULT_IMPL()
+
+bool LocAdapterBase::
+    reportWwanZppFix(GpsLocation &zppLoc)
+DEFAULT_IMPL(false)
+
 } // namespace loc_core
diff --git a/core/LocAdapterBase.h b/core/LocAdapterBase.h
index af251386..0b1d3d94 100644
--- a/core/LocAdapterBase.h
+++ b/core/LocAdapterBase.h
@@ -124,6 +124,7 @@ public:
     inline virtual bool isInSession() { return false; }
     ContextBase* getContext() const { return mContext; }
     virtual void reportGnssMeasurementData(GnssData &gnssMeasurementData);
+    virtual bool reportWwanZppFix(GpsLocation &zppLoc);
 };
 
 } // namespace loc_core
diff --git a/core/LocApiBase.cpp b/core/LocApiBase.cpp
index fdfc537b..3af79b2d 100644
--- a/core/LocApiBase.cpp
+++ b/core/LocApiBase.cpp
@@ -254,6 +254,12 @@ void LocApiBase::reportPosition(UlpLocation &location,
     );
 }
 
+void LocApiBase::reportWwanZppFix(GpsLocation &zppLoc)
+{
+    // loop through adapters, and deliver to the first handling adapter.
+    TO_1ST_HANDLING_LOCADAPTERS(mLocAdapters[i]->reportWwanZppFix(zppLoc));
+}
+
 void LocApiBase::reportSv(GnssSvStatus &svStatus,
                   GpsLocationExtended &locationExtended,
                   void* svExt)
@@ -524,7 +530,7 @@ enum loc_api_adapter_err LocApiBase::
     DEFAULT_IMPL(LOC_API_ADAPTER_ERR_SUCCESS)
 
 enum loc_api_adapter_err LocApiBase::
-   getWwanZppFix(GpsLocation& zppLoc)
+   getWwanZppFix()
 DEFAULT_IMPL(LOC_API_ADAPTER_ERR_SUCCESS)
 
 enum loc_api_adapter_err LocApiBase::
diff --git a/core/LocApiBase.h b/core/LocApiBase.h
index 066695ca..4655332e 100644
--- a/core/LocApiBase.h
+++ b/core/LocApiBase.h
@@ -136,6 +136,7 @@ public:
     void saveSupportedMsgList(uint64_t supportedMsgList);
     void reportGnssMeasurementData(GnssData &gnssMeasurementData);
     void saveSupportedFeatureList(uint8_t *featureList);
+    void reportWwanZppFix(GpsLocation &zppLoc);
 
     // downward calls
     // All below functions are to be defined by adapter specific modules:
@@ -209,7 +210,7 @@ public:
     virtual enum loc_api_adapter_err
         setLPPeProtocol(unsigned long lppeCP, unsigned long lppeUP);
     virtual enum loc_api_adapter_err
-        getWwanZppFix(GpsLocation & zppLoc);
+        getWwanZppFix();
     virtual enum loc_api_adapter_err
         getBestAvailableZppFix(GpsLocation & zppLoc);
     virtual enum loc_api_adapter_err