diff --git a/include/ipmid/registration.hpp b/include/ipmid/registration.hpp
new file mode 100644
index 0000000..151aca1
--- /dev/null
+++ b/include/ipmid/registration.hpp
@@ -0,0 +1,327 @@
+/**
+ * Copyright © 2018 Intel Corporation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#pragma once
+
+#include <ipmid/api.hpp>
+#include <ipmid/handler.hpp>
+
+namespace ipmi
+{
+
+namespace impl
+{
+
+// IPMI command handler registration implementation
+bool registerHandler(int prio, NetFn netFn, Cmd cmd, Privilege priv,
+                     ::ipmi::HandlerBase::ptr handler);
+} // namespace impl
+
+/**
+ * @brief main IPMI handler registration function
+ *
+ * This function should be used to register all new-style IPMI handler
+ * functions. This function just passes the callback to makeHandler, which
+ * creates a new wrapper object that will automatically extract the appropriate
+ * parameters for the callback function as well as pack up the response.
+ *
+ * @param prio - priority at which to register; see api.hpp
+ * @param netFn - the IPMI net function number to register
+ * @param cmd - the IPMI command number to register
+ * @param priv - the IPMI user privilige required for this command
+ * @param handler - the callback function that will handle this request
+ *
+ * @return bool - success of registering the handler
+ */
+template <typename Handler>
+bool registerHandler(int prio, NetFn netFn, Cmd cmd, Privilege priv,
+                     Handler&& handler)
+{
+    auto h = ipmi::makeHandler(std::forward<Handler>(handler));
+    return impl::registerHandler(prio, netFn, cmd, priv, h);
+}
+
+} // namespace ipmi
+
+#ifdef ALLOW_DEPRECATED_API
+/**
+ * @brief legacy IPMI handler registration function
+ *
+ * This function should be used to register all legacy IPMI handler
+ * functions. This function just behaves just as the legacy registration
+ * mechanism did, silently replacing any existing handler with a new one.
+ *
+ * @param netFn - the IPMI net function number to register
+ * @param cmd - the IPMI command number to register
+ * @param context - ignored
+ * @param handler - the callback function that will handle this request
+ * @param priv - the IPMI user privilige required for this command
+ */
+// [[deprecated("Use ipmi::registerHandler() instead")]]
+void ipmi_register_callback(ipmi_netfn_t netFn, ipmi_cmd_t cmd,
+                            ipmi_context_t context, ipmid_callback_t handler,
+                            ipmi_cmd_privilege_t priv);
+
+#endif /* ALLOW_DEPRECATED_API */
+
+// IPMI 2.0 and DCMI 1.5 standard commands, namespaced by NetFn
+// OEM and non-standard commands should be defined where they are used
+namespace ipmi
+{
+namespace app
+{
+// 0x00 reserved
+constexpr Cmd cmdGetDeviceId = 0x01;
+constexpr Cmd cmdColdReset = 0x02;
+constexpr Cmd cmdWarmReset = 0x03;
+constexpr Cmd cmdGetSelfTestResults = 0x04;
+constexpr Cmd cmdManufacturingTestOn = 0x05;
+constexpr Cmd cmdSetAcpiPowerState = 0x06;
+constexpr Cmd cmdGetAcpiPowerState = 0x07;
+constexpr Cmd cmdGetDeviceGuid = 0x08;
+constexpr Cmd cmdGetNetFnSupport = 0x09;
+constexpr Cmd cmdGetCmdSupport = 0x0A;
+constexpr Cmd cmdGetCmdSubFnSupport = 0x0B;
+constexpr Cmd cmdGetConfigurableCmds = 0x0C;
+constexpr Cmd cmdGetConfigurableCmdSubFns = 0x0D;
+// 0x0E-0x21 unassigned
+constexpr Cmd cmdResetWatchdogTimer = 0x22;
+// 0x23 unassigned
+constexpr Cmd cmdSetWatchdogTimer = 0x24;
+constexpr Cmd cmdGetWatchdogTimer = 0x25;
+// 0x26-0x2D unassigned
+constexpr Cmd cmdSetBmcGlobalEnables = 0x2E;
+constexpr Cmd cmdGetBmcGlobalEnables = 0x2F;
+constexpr Cmd cmdClearMessageFlags = 0x30;
+constexpr Cmd cmdGetMessageFlags = 0x31;
+constexpr Cmd cmdEnableMessageChannelRcv = 0x32;
+constexpr Cmd cmdGetMessage = 0x33;
+constexpr Cmd cmdSendMessage = 0x34;
+constexpr Cmd cmdReadEventMessageBuffer = 0x35;
+constexpr Cmd cmdGetBtIfaceCapabilities = 0x36;
+constexpr Cmd cmdGetSystemGuid = 0x37;
+constexpr Cmd cmdGetChannelAuthCapabilities = 0x38;
+constexpr Cmd cmdGetSessionChallenge = 0x39;
+constexpr Cmd cmdActivateSession = 0x3A;
+constexpr Cmd cmdSetSessionPrivilegeLevel = 0x3B;
+constexpr Cmd cmdCloseSession = 0x3C;
+constexpr Cmd cmdGetSessionInfo = 0x3D;
+// 0x3E unassigned
+constexpr Cmd cmdGetAuthCode = 0x3F;
+constexpr Cmd cmdSetChannelAccess = 0x40;
+constexpr Cmd cmdGetChannelAccess = 0x41;
+constexpr Cmd cmdGetChannelInfoCommand = 0x42;
+constexpr Cmd cmdSetUserAccessCommand = 0x43;
+constexpr Cmd cmdGetUserAccessCommand = 0x44;
+constexpr Cmd cmdSetUserName = 0x45;
+constexpr Cmd cmdGetUserNameCommand = 0x46;
+constexpr Cmd cmdSetUserPasswordCommand = 0x47;
+constexpr Cmd cmdActivatePayload = 0x48;
+constexpr Cmd cmdDeactivatePayload = 0x49;
+constexpr Cmd cmdGetPayloadActivationStatus = 0x4A;
+constexpr Cmd cmdGetPayloadInstanceInfo = 0x4B;
+constexpr Cmd cmdSetUserPayloadAccess = 0x4C;
+constexpr Cmd cmdGetUserPayloadAccess = 0x4D;
+constexpr Cmd cmdGetChannelPayloadSupport = 0x4E;
+constexpr Cmd cmdGetChannelPayloadVersion = 0x4F;
+constexpr Cmd cmdGetChannelOemPayloadInfo = 0x50;
+// 0x51 unassigned
+constexpr Cmd cmdMasterWriteRead = 0x52;
+// 0x53 unassigned
+constexpr Cmd cmdGetChannelCipherSuites = 0x54;
+constexpr Cmd cmdSuspendResumePayloadEnc = 0x55;
+constexpr Cmd cmdSetChannelSecurityKeys = 0x56;
+constexpr Cmd cmdGetSystemIfCapabilities = 0x57;
+constexpr Cmd cmdSetSystemInfoParameters = 0x58;
+constexpr Cmd cmdGetSystemInfoParameters = 0x59;
+// 0x5A-0x5F unassigned
+constexpr Cmd cmdSetCommandEnables = 0x60;
+constexpr Cmd cmdGetCommandEnables = 0x61;
+constexpr Cmd cmdSetCommandSubFnEnables = 0x62;
+constexpr Cmd cmdGetCommandSubFnEnables = 0x63;
+constexpr Cmd cmdGetOemNetFnIanaSupport = 0x64;
+// 0x65-0xff unassigned
+} // namespace app
+
+namespace chassis
+{
+constexpr Cmd cmdGetChassisCapabilities = 0x00;
+constexpr Cmd cmdGetChassisStatus = 0x01;
+constexpr Cmd cmdChassisControl = 0x02;
+constexpr Cmd cmdChassisReset = 0x03;
+constexpr Cmd cmdChassisIdentify = 0x04;
+constexpr Cmd cmdSetChassisCapabilities = 0x05;
+constexpr Cmd cmdSetPowerRestorePolicy = 0x06;
+constexpr Cmd cmdGetSystemRestartCause = 0x07;
+constexpr Cmd cmdSetSystemBootOptions = 0x08;
+constexpr Cmd cmdGetSystemBootOptions = 0x09;
+constexpr Cmd cmdSetFrontPanelButtonEnables = 0x0A;
+constexpr Cmd cmdSetPowerCycleInterval = 0x0B;
+// 0x0C-0x0E unassigned
+constexpr Cmd cmdGetPohCounter = 0x0F;
+// 0x10-0xFF unassigned
+} // namespace chassis
+
+namespace sensor_event
+{
+constexpr Cmd cmdSetEventReceiver = 0x00;
+constexpr Cmd cmdGetEventReceiver = 0x01;
+constexpr Cmd cmdPlatformEvent = 0x02;
+// 0x03-0x0F unassigned
+constexpr Cmd cmdGetPefCapabilities = 0x10;
+constexpr Cmd cmdArmPefPostponeTimer = 0x11;
+constexpr Cmd cmdSetPefConfigurationParams = 0x12;
+constexpr Cmd cmdGetPefConfigurationParams = 0x13;
+constexpr Cmd cmdSetLastProcessedEventId = 0x14;
+constexpr Cmd cmdGetLastProcessedEventId = 0x15;
+constexpr Cmd cmdAlertImmediate = 0x16;
+constexpr Cmd cmdPetAcknowledge = 0x17;
+constexpr Cmd cmdGetDeviceSdrInfo = 0x20;
+constexpr Cmd cmdGetDeviceSdr = 0x21;
+constexpr Cmd cmdReserveDeviceSdrRepository = 0x22;
+constexpr Cmd cmdGetSensorReadingFactors = 0x23;
+constexpr Cmd cmdSetSensorHysteresis = 0x24;
+constexpr Cmd cmdGetSensorHysteresis = 0x25;
+constexpr Cmd cmdSetSensorThreshold = 0x26;
+constexpr Cmd cmdGetSensorThreshold = 0x27;
+constexpr Cmd cmdSetSensorEventEnable = 0x28;
+constexpr Cmd cmdGetSensorEventEnable = 0x29;
+constexpr Cmd cmdRearmSensorEvents = 0x2A;
+constexpr Cmd cmdGetSensorEventStatus = 0x2B;
+constexpr Cmd cmdGetSensorReading = 0x2D;
+constexpr Cmd cmdSetSensorType = 0x2E;
+constexpr Cmd cmdGetSensorType = 0x2F;
+constexpr Cmd cmdSetSensorReadingAndEvtSts = 0x30;
+// 0x31-0xFF unassigned
+} // namespace sensor_event
+
+namespace storage
+{
+// 0x00-0x0F unassigned
+constexpr Cmd cmdGetFruInventoryAreaInfo = 0x10;
+constexpr Cmd cmdReadFruData = 0x11;
+constexpr Cmd cmdWriteFruData = 0x12;
+// 0x13-0x1F unassigned
+constexpr Cmd cmdGetSdrRepositoryInfo = 0x20;
+constexpr Cmd cmdGetSdrRepositoryAllocInfo = 0x21;
+constexpr Cmd cmdReserveSdrRepository = 0x22;
+constexpr Cmd cmdGetSdr = 0x23;
+constexpr Cmd cmdAddSdr = 0x24;
+constexpr Cmd cmdPartialAddSdr = 0x25;
+constexpr Cmd cmdDeleteSdr = 0x26;
+constexpr Cmd cmdClearSdrRepository = 0x27;
+constexpr Cmd cmdGetSdrRepositoryTime = 0x28;
+constexpr Cmd cmdSetSdrRepositoryTime = 0x29;
+constexpr Cmd cmdEnterSdrRepoUpdateMode = 0x2A;
+constexpr Cmd cmdExitSdrReposUpdateMode = 0x2B;
+constexpr Cmd cmdRunInitializationAgent = 0x2C;
+// 0x2D-0x3F unassigned
+constexpr Cmd cmdGetSelInfo = 0x40;
+constexpr Cmd cmdGetSelAllocationInfo = 0x41;
+constexpr Cmd cmdReserveSel = 0x42;
+constexpr Cmd cmdGetSelEntry = 0x43;
+constexpr Cmd cmdAddSelEntry = 0x44;
+constexpr Cmd cmdPartialAddSelEntry = 0x45;
+constexpr Cmd cmdDeleteSelEntry = 0x46;
+constexpr Cmd cmdClearSel = 0x47;
+constexpr Cmd cmdGetSelTime = 0x48;
+constexpr Cmd cmdSetSelTime = 0x49;
+constexpr Cmd cmdGetAuxiliaryLogStatus = 0x5A;
+constexpr Cmd cmdSetAuxiliaryLogStatus = 0x5B;
+constexpr Cmd cmdGetSelTimeUtcOffset = 0x5C;
+constexpr Cmd cmdSetSelTimeUtcOffset = 0x5D;
+// 0x5E-0xFF unassigned
+} // namespace storage
+
+namespace transport
+{
+constexpr Cmd cmdSetLanConfigParameters = 0x01;
+constexpr Cmd cmdGetLanConfigParameters = 0x02;
+constexpr Cmd cmdSuspendBmcArps = 0x03;
+constexpr Cmd cmdGetIpUdpRmcpStatistics = 0x04;
+constexpr Cmd cmdSetSerialModemConfig = 0x10;
+constexpr Cmd cmdGetSerialModemConfig = 0x11;
+constexpr Cmd cmdSetSerialModemMux = 0x12;
+constexpr Cmd cmdGetTapResponseCodes = 0x13;
+constexpr Cmd cmdSetPppUdpProxyTransmitData = 0x14;
+constexpr Cmd cmdGetPppUdpProxyTransmitData = 0x15;
+constexpr Cmd cmdSendPppUdpProxyPacket = 0x16;
+constexpr Cmd cmdGetPppUdpProxyReceiveData = 0x17;
+constexpr Cmd cmdSerialModemConnActive = 0x18;
+constexpr Cmd cmdCallback = 0x19;
+constexpr Cmd cmdSetUserCallbackOptions = 0x1A;
+constexpr Cmd cmdGetUserCallbackOptions = 0x1B;
+constexpr Cmd cmdSetSerialRoutingMux = 0x1C;
+constexpr Cmd cmdSolActivating = 0x20;
+constexpr Cmd cmdSetSolConfigParameters = 0x21;
+constexpr Cmd cmdGetSolConfigParameters = 0x22;
+constexpr Cmd cmdForwardedCommand = 0x30;
+constexpr Cmd cmdSetForwardedCommands = 0x31;
+constexpr Cmd cmdGetForwardedCommands = 0x32;
+constexpr Cmd cmdEnableForwardedCommands = 0x33;
+} // namespace transport
+
+namespace bridge
+{
+constexpr Cmd cmdGetBridgeState = 0x00;
+constexpr Cmd cmdSetBridgeState = 0x01;
+constexpr Cmd cmdGetIcmbAddress = 0x02;
+constexpr Cmd cmdSetIcmbAddress = 0x03;
+constexpr Cmd cmdSetBridgeProxyAddress = 0x04;
+constexpr Cmd cmdGetBridgeStatistics = 0x05;
+constexpr Cmd cmdGetIcmbCapabilities = 0x06;
+constexpr Cmd cmdClearBridgeStatistics = 0x08;
+constexpr Cmd cmdGetBridgeProxyAddress = 0x09;
+constexpr Cmd cmdGetIcmbConnectorInfo = 0x0A;
+constexpr Cmd cmdGetIcmbConnectionId = 0x0B;
+constexpr Cmd cmdSendIcmbConnectionId = 0x0C;
+constexpr Cmd cmdPrepareForDiscovery = 0x10;
+constexpr Cmd cmdGetAddresses = 0x11;
+constexpr Cmd cmdSetDiscovered = 0x12;
+constexpr Cmd cmdGetChassisDeviceId = 0x13;
+constexpr Cmd cmdSetChassisDeviceId = 0x14;
+constexpr Cmd cmdBridgeRequest = 0x20;
+constexpr Cmd cmdBridgeMessage = 0x21;
+// 0x22-0x2F unassigned
+constexpr Cmd cmdGetEventCount = 0x30;
+constexpr Cmd cmdSetEventDestination = 0x31;
+constexpr Cmd cmdSetEventReceptionState = 0x32;
+constexpr Cmd cmdSendIcmbEventMessage = 0x33;
+constexpr Cmd cmdGetEventDestination = 0x34;
+constexpr Cmd cmdGetEventReceptionState = 0x35;
+// 0xC0-0xFE OEM Commands
+constexpr Cmd cmdErrorReport = 0xFF;
+} // namespace bridge
+
+namespace dcmi
+{
+constexpr Cmd cmdGetDcmiCapabilitiesInfo = 0x01;
+constexpr Cmd cmdGetPowerReading = 0x02;
+constexpr Cmd cmdGetPowerLimit = 0x03;
+constexpr Cmd cmdSetPowerLimit = 0x04;
+constexpr Cmd cmdActDeactivatePwrLimit = 0x05;
+constexpr Cmd cmdGetAssetTag = 0x06;
+constexpr Cmd cmdGetDcmiSensorInfo = 0x07;
+constexpr Cmd cmdSetAssetTag = 0x08;
+constexpr Cmd cmdGetMgmtCntlrIdString = 0x09;
+constexpr Cmd cmdSetMgmtCntlrIdString = 0x0A;
+constexpr Cmd cmdSetThermalLimit = 0x0B;
+constexpr Cmd cmdGetThermalLimit = 0x0C;
+constexpr Cmd cmdGetTemperatureReadings = 0x10;
+constexpr Cmd cmdSetDcmiConfigParameters = 0x12;
+constexpr Cmd cmdGetDcmiConfigParameters = 0x13;
+} // namespace dcmi
+
+} // namespace ipmi