diff --git a/src/platform/Ameba/DiagnosticDataProviderImpl.cpp b/src/platform/Ameba/DiagnosticDataProviderImpl.cpp
index 9b1f4e68a95101..23a1d5280132d7 100644
--- a/src/platform/Ameba/DiagnosticDataProviderImpl.cpp
+++ b/src/platform/Ameba/DiagnosticDataProviderImpl.cpp
@@ -143,8 +143,8 @@ CHIP_ERROR DiagnosticDataProviderImpl::GetNetworkInterfaces(NetworkInterface **
                 ifp->type = EMBER_ZCL_INTERFACE_TYPE_ETHERNET;
             else
                 ifp->type = EMBER_ZCL_INTERFACE_TYPE_WI_FI;
-            ifp->offPremiseServicesReachableIPv4.SetNonNull(false);
-            ifp->offPremiseServicesReachableIPv6.SetNonNull(false);
+            ifp->offPremiseServicesReachableIPv4.SetNull();
+            ifp->offPremiseServicesReachableIPv6.SetNull();
 
             memcpy(ifp->MacAddress, ifa->hwaddr, sizeof(ifa->hwaddr));
 
diff --git a/src/platform/EFR32/DiagnosticDataProviderImpl.cpp b/src/platform/EFR32/DiagnosticDataProviderImpl.cpp
index 973f2d4a9eee6c..564ad3bacf166c 100644
--- a/src/platform/EFR32/DiagnosticDataProviderImpl.cpp
+++ b/src/platform/EFR32/DiagnosticDataProviderImpl.cpp
@@ -185,8 +185,8 @@ CHIP_ERROR DiagnosticDataProviderImpl::GetNetworkInterfaces(NetworkInterface **
     const char * threadNetworkName = otThreadGetNetworkName(ThreadStackMgrImpl().OTInstance());
     ifp->name                      = Span<const char>(threadNetworkName, strlen(threadNetworkName));
     ifp->fabricConnected           = true;
-    ifp->offPremiseServicesReachableIPv4.SetNonNull(false);
-    ifp->offPremiseServicesReachableIPv6.SetNonNull(false);
+    ifp->offPremiseServicesReachableIPv4.SetNull();
+    ifp->offPremiseServicesReachableIPv6.SetNull();
     ifp->type = InterfaceType::EMBER_ZCL_INTERFACE_TYPE_THREAD;
 #else
     /* TODO */
diff --git a/src/platform/ESP32/DiagnosticDataProviderImpl.cpp b/src/platform/ESP32/DiagnosticDataProviderImpl.cpp
index dac196d1061c2e..38d2ca41affa08 100644
--- a/src/platform/ESP32/DiagnosticDataProviderImpl.cpp
+++ b/src/platform/ESP32/DiagnosticDataProviderImpl.cpp
@@ -212,8 +212,8 @@ CHIP_ERROR DiagnosticDataProviderImpl::GetNetworkInterfaces(NetworkInterface **
             ifp->name                                          = CharSpan::fromCharString(ifp->Name);
             ifp->fabricConnected                               = true;
             ifp->type                                          = GetInterfaceType(esp_netif_get_desc(ifa));
-            ifp->offPremiseServicesReachableIPv4.SetNonNull(false);
-            ifp->offPremiseServicesReachableIPv6.SetNonNull(false);
+            ifp->offPremiseServicesReachableIPv4.SetNull();
+            ifp->offPremiseServicesReachableIPv6.SetNull();
             if (esp_netif_get_mac(ifa, ifp->MacAddress) != ESP_OK)
             {
                 ChipLogError(DeviceLayer, "Failed to get network hardware address");
diff --git a/src/platform/Linux/DiagnosticDataProviderImpl.cpp b/src/platform/Linux/DiagnosticDataProviderImpl.cpp
index d8bf743a0949ce..02c9a0328b4fa6 100644
--- a/src/platform/Linux/DiagnosticDataProviderImpl.cpp
+++ b/src/platform/Linux/DiagnosticDataProviderImpl.cpp
@@ -447,8 +447,8 @@ CHIP_ERROR DiagnosticDataProviderImpl::GetNetworkInterfaces(NetworkInterface **
                 ifp->name            = CharSpan::fromCharString(ifp->Name);
                 ifp->fabricConnected = ifa->ifa_flags & IFF_RUNNING;
                 ifp->type            = ConnectivityUtils::GetInterfaceConnectionType(ifa->ifa_name);
-                ifp->offPremiseServicesReachableIPv4.SetNonNull(false);
-                ifp->offPremiseServicesReachableIPv6.SetNonNull(false);
+                ifp->offPremiseServicesReachableIPv4.SetNull();
+                ifp->offPremiseServicesReachableIPv6.SetNull();
 
                 if (ConnectivityUtils::GetInterfaceHardwareAddrs(ifa->ifa_name, ifp->MacAddress, kMaxHardwareAddrSize) !=
                     CHIP_NO_ERROR)
diff --git a/src/platform/P6/DiagnosticDataProviderImpl.cpp b/src/platform/P6/DiagnosticDataProviderImpl.cpp
index d17af3c5f94629..37984a7763aceb 100644
--- a/src/platform/P6/DiagnosticDataProviderImpl.cpp
+++ b/src/platform/P6/DiagnosticDataProviderImpl.cpp
@@ -143,10 +143,10 @@ CHIP_ERROR DiagnosticDataProviderImpl::GetBootReason(uint8_t & bootReason)
 void DiagnosticDataProviderImpl::UpdateoffPremiseService(bool ipv4service, bool ipv6service)
 {
     /* Enable/Disable IPv4 Off Premise Services */
-    mipv4_offpremise = ipv4service;
+    mipv4_offpremise.SetNonNull(ipv4service);
 
     /* Enable/Disable IPv6 Off Premise Services */
-    mipv6_offpremise = ipv6service;
+    mipv6_offpremise.SetNonNull(ipv6service);
 }
 
 CHIP_ERROR DiagnosticDataProviderImpl::GetNetworkInterfaces(NetworkInterface ** netifpp)
@@ -158,12 +158,12 @@ CHIP_ERROR DiagnosticDataProviderImpl::GetNetworkInterfaces(NetworkInterface **
     if (net_interface)
     {
         /* Update Network Interface list */
-        ifp->name            = CharSpan::fromCharString(net_interface->name);
-        ifp->fabricConnected = net_interface->flags & NETIF_FLAG_LINK_UP;
-        ifp->type            = EMBER_ZCL_INTERFACE_TYPE_WI_FI;
-        ifp->offPremiseServicesReachableIPv4.SetNonNull(mipv4_offpremise);
-        ifp->offPremiseServicesReachableIPv6.SetNonNull(mipv6_offpremise);
-        ifp->hardwareAddress = ByteSpan(net_interface->hwaddr, net_interface->hwaddr_len);
+        ifp->name                            = CharSpan::fromCharString(net_interface->name);
+        ifp->fabricConnected                 = net_interface->flags & NETIF_FLAG_LINK_UP;
+        ifp->type                            = EMBER_ZCL_INTERFACE_TYPE_WI_FI;
+        ifp->offPremiseServicesReachableIPv4 = mipv4_offpremise;
+        ifp->offPremiseServicesReachableIPv6 = mipv6_offpremise;
+        ifp->hardwareAddress                 = ByteSpan(net_interface->hwaddr, net_interface->hwaddr_len);
     }
     *netifpp = ifp;
 
diff --git a/src/platform/P6/DiagnosticDataProviderImpl.h b/src/platform/P6/DiagnosticDataProviderImpl.h
index b15456ebc8351b..aa0af35c04ce94 100644
--- a/src/platform/P6/DiagnosticDataProviderImpl.h
+++ b/src/platform/P6/DiagnosticDataProviderImpl.h
@@ -109,8 +109,8 @@ class DiagnosticDataProviderImpl : public DiagnosticDataProvider
     uint32_t mPacketUnicastTxCount   = 0;
     uint64_t mOverrunCount           = 0;
     uint8_t mWiFiMacAddress[CY_WCM_MAC_ADDR_LEN];
-    bool mipv4_offpremise = false;
-    bool mipv6_offpremise = false;
+    app::DataModel::Nullable<bool> mipv4_offpremise;
+    app::DataModel::Nullable<bool> mipv6_offpremise;
 };
 
 } // namespace DeviceLayer
diff --git a/src/platform/Zephyr/DiagnosticDataProviderImpl.cpp b/src/platform/Zephyr/DiagnosticDataProviderImpl.cpp
index 96f5074427a722..bef1eb0579a677 100644
--- a/src/platform/Zephyr/DiagnosticDataProviderImpl.cpp
+++ b/src/platform/Zephyr/DiagnosticDataProviderImpl.cpp
@@ -199,8 +199,8 @@ CHIP_ERROR DiagnosticDataProviderImpl::GetNetworkInterfaces(NetworkInterface **
             ChipLogError(DeviceLayer, "Failed to get interface type");
         }
 
-        ifp->offPremiseServicesReachableIPv4.SetNonNull(false);
-        ifp->offPremiseServicesReachableIPv6.SetNonNull(false);
+        ifp->offPremiseServicesReachableIPv4.SetNull();
+        ifp->offPremiseServicesReachableIPv6.SetNull();
 
         uint8_t addressSize;
         if (interfaceIterator.GetHardwareAddress(ifp->MacAddress, addressSize, sizeof(ifp->MacAddress)) != CHIP_NO_ERROR)