diff --git a/src/platform/nxp/common/ConnectivityManagerImpl.cpp b/src/platform/nxp/common/ConnectivityManagerImpl.cpp
index 90e3f876713397..afbb10a42ab266 100644
--- a/src/platform/nxp/common/ConnectivityManagerImpl.cpp
+++ b/src/platform/nxp/common/ConnectivityManagerImpl.cpp
@@ -75,12 +75,6 @@ using namespace ::chip::System;
 using namespace ::chip::DeviceLayer::Internal;
 using namespace ::chip::DeviceLayer::DeviceEventType;
 
-#if !SDK_2_16_100
-// Table 9-50 "Status codes" of IEEE 802.11-2020: Unspecified failure
-// Temporary default status code before SDK API to map wlan_event_reason to IEEE Status codes
-#define WLAN_REFUSED_REASON_UNSPECIFIED 1
-#endif
-
 namespace chip {
 namespace DeviceLayer {
 
@@ -244,12 +238,7 @@ void ConnectivityManagerImpl::ProcessWlanEvent(enum wlan_event_reason wlanEvent)
     WiFiDiagnosticsDelegate * delegate = GetDiagnosticDataProvider().GetWiFiDiagnosticsDelegate();
     uint8_t associationFailureCause =
         chip::to_underlying(chip::app::Clusters::WiFiNetworkDiagnostics::AssociationFailureCauseEnum::kUnknown);
-
-#if SDK_2_16_100
     uint16_t wlan_status_code = wlan_get_status_code(wlanEvent);
-#else
-    uint16_t wlan_status_code = WLAN_REFUSED_REASON_UNSPECIFIED;
-#endif
 
 #if CHIP_DETAIL_LOGGING
     enum wlan_connection_state state;
diff --git a/src/platform/nxp/common/DiagnosticDataProviderImpl.h b/src/platform/nxp/common/DiagnosticDataProviderImpl.h
index 2137d63d383084..0bf59ef12c388d 100644
--- a/src/platform/nxp/common/DiagnosticDataProviderImpl.h
+++ b/src/platform/nxp/common/DiagnosticDataProviderImpl.h
@@ -67,20 +67,16 @@ class DiagnosticDataProviderImpl : public DiagnosticDataProvider
     CHIP_ERROR GetWiFiPacketMulticastTxCount(uint32_t & packetMulticastTxCount) override;
     CHIP_ERROR GetWiFiPacketUnicastTxCount(uint32_t & packetUnicastTxCount) override;
     CHIP_ERROR ResetWiFiNetworkDiagnosticsCounts() override;
-#if SDK_2_16_100
     CHIP_ERROR GetWiFiOverrunCount(uint64_t & overrunCount) override;
     CHIP_ERROR GetWiFiPacketUnicastRxCount(uint32_t & packetUnicastTxCount) override;
-#endif
 
     uint32_t mBeaconRxCount          = 0;
     uint32_t mBeaconLostCount        = 0;
     uint32_t mPacketMulticastRxCount = 0;
     uint32_t mPacketMulticastTxCount = 0;
     uint32_t mPacketUnicastTxCount   = 0;
-#if SDK_2_16_100
     uint32_t mPacketUnicastRxCount = 0;
     uint64_t mOverrunCount         = 0;
-#endif
 #endif /* CHIP_DEVICE_CONFIG_ENABLE_WPA */
 };