diff --git a/rsd_lib/resources/v2_2/chassis/__init__.py b/rsd_lib/resources/v2_2/chassis/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/rsd_lib/resources/v2_2/chassis/chassis.py b/rsd_lib/resources/v2_2/chassis/chassis.py
new file mode 100644
index 0000000..2ab5d17
--- /dev/null
+++ b/rsd_lib/resources/v2_2/chassis/chassis.py
@@ -0,0 +1,45 @@
+# Copyright 2019 Intel, Inc.
+# All Rights Reserved.
+#
+#    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.
+
+from sushy import utils
+
+from rsd_lib.resources.v2_1.chassis import chassis
+from rsd_lib.resources.v2_2.chassis import power
+
+
+class Chassis(chassis.Chassis):
+    """Chassis resource class
+
+       A Chassis represents the physical components for any system.  This
+       resource represents the sheet-metal confined spaces and logical zones
+       like racks, enclosures, chassis and all other containers. Subsystems
+       (like sensors), which operate outside of a system's data plane (meaning
+       the resources are not accessible to software running on the system) are
+       linked either directly or indirectly through this resource.
+    """
+
+    @property
+    @utils.cache_it
+    def power(self):
+        """Property to provide reference to `Power` instance
+
+           It is calculated once when it is queried for the first time. On
+           refresh, this property is reset.
+        """
+        return power.Power(
+            self._conn,
+            utils.get_sub_resource_path_by(self, "Power"),
+            redfish_version=self.redfish_version,
+        )
diff --git a/rsd_lib/resources/v2_2/chassis/power.py b/rsd_lib/resources/v2_2/chassis/power.py
new file mode 100644
index 0000000..168c021
--- /dev/null
+++ b/rsd_lib/resources/v2_2/chassis/power.py
@@ -0,0 +1,61 @@
+# Copyright 2019 Intel, Inc.
+# All Rights Reserved.
+#
+#    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.
+
+from sushy.resources import base
+
+from rsd_lib.resources.v2_1.chassis import power
+from rsd_lib import utils as rsd_lib_utils
+
+
+class IntelRackScaleField(base.CompositeField):
+    """Power field
+
+       Extended Power resource.
+    """
+
+    input_ac_power_watts = base.Field(
+        "InputACPowerWatts", adapter=rsd_lib_utils.num_or_none
+    )
+    """The global power level on AC side in Watts."""
+
+
+class OemField(base.CompositeField):
+
+    intel_rackscale = IntelRackScaleField("Intel_RackScale")
+    """Intel Rack Scale Design specific properties."""
+
+
+class PowerSupplyCollectionField(power.PowerSupplyCollectionField):
+    """PowerSupply field
+
+       Details of a power supplies associated with this system or device
+    """
+
+    indicator_led = base.Field("IndicatorLED")
+    """The state of the indicator LED, used to identify the power supply."""
+
+
+class Power(power.Power):
+    """Power resource class
+
+       This is the schema definition for the Power Metrics.  It represents the
+       properties for Power Consumption and Power Limiting.
+    """
+
+    power_supplies = PowerSupplyCollectionField("PowerSupplies")
+    """Details of the power supplies associated with this system or device"""
+
+    oem = OemField("Oem")
+    """Oem specific properties."""
diff --git a/rsd_lib/tests/unit/json_samples/v2_2/chassis.json b/rsd_lib/tests/unit/json_samples/v2_2/chassis.json
new file mode 100644
index 0000000..5a0cbc2
--- /dev/null
+++ b/rsd_lib/tests/unit/json_samples/v2_2/chassis.json
@@ -0,0 +1,118 @@
+{
+    "@odata.context": "/redfish/v1/$metadata#Chassis/Members/$entity",
+    "@odata.id": "/redfish/v1/Chassis/1",
+    "@odata.type": "#Chassis.v1_3_0.Chassis",
+    "Id": "1",
+    "ChassisType": "RackMount",
+    "Name": "name-as-string",
+    "Description": "description-as-string",
+    "Manufacturer": "Intel Corporation",
+    "Model": "model-as-string",
+    "SKU": "sku-as-string",
+    "SerialNumber": "serial-number-as-string",
+    "PartNumber": "part-number-as-string",
+    "AssetTag": "FlexChassis1",
+    "IndicatorLED": "Unknown",
+    "PowerState": "On",
+    "PhysicalSecurity": {
+        "IntrusionSensorNumber": 1,
+        "IntrusionSensor": 2,
+        "IntrusionSensorReArm": 3
+    },
+    "Status": {
+        "State": "Enabled",
+        "Health": "OK"
+    },
+    "Oem": {
+        "Intel_RackScale": {
+            "@odata.type": "#Intel.Oem.RackChassis",
+            "Location": {
+                "Id": "Rack1",
+                "ParentId": "Pod1"
+            },
+            "RMMPresent": true,
+            "RackSupportsDisaggregatedPowerCooling": true,
+            "UUID": "Unique ID",
+            "GeoTag": "54.348103, 18.645172"
+        }
+    },
+    "ThermalZones": {
+        "@odata.id": "/redfish/v1/Chassis/Rack1/ThermalZones"
+    },
+    "PowerZones": {
+        "@odata.id": "/redfish/v1/Chassis/Rack1/PowerZones"
+    },
+    "Thermal": {
+        "@odata.id": "/redfish/v1/Chassis/Rack1/Thermal"
+    },
+    "Power": {
+        "@odata.id": "/redfish/v1/Chassis/Rack1/Power"
+    },
+    "Links": {
+        "@odata.type": "#Chassis.v1_2_0.Links",
+        "Contains": [
+            {
+                "@odata.id": "/redfish/v1/Chassis/Drawer1"
+            }
+        ],
+        "ContainedBy": null,
+        "ComputerSystems": [
+            {
+                "@odata.id": "/redfish/v1/Systems/system1"
+            },
+            {
+                "@odata.id": "/redfish/v1/Systems/system2"
+            },
+            {
+                "@odata.id": "/redfish/v1/Systems/system3"
+            },
+            {
+                "@odata.id": "/redfish/v1/Systems/system4"
+            }
+        ],
+        "Drives": [
+            {
+                "@odata.id": "/redfish/v1/Drives/1"
+            }
+        ],
+        "Storage": [
+            {
+                "@odata.id": "/redfish/v1/Storage/1"
+            }
+        ],
+        "CooledBy": [
+            {
+                "@odata.id": "/redfish/v1/Cool/1"
+            }
+        ],
+        "PoweredBy": [
+            {
+                "@odata.id": "/redfish/v1/Power/1"
+            }
+        ],
+        "ManagedBy": [
+            {
+                "@odata.id": "/redfish/v1/Managers/RMM"
+            }
+        ],
+        "ManagersInChassis": [
+            {
+                "@odata.id": "/redfish/v1/Managers/RMM"
+            }
+        ],
+        "Oem": {
+            "Intel_RackScale": {
+                "@odata.type": "#Intel.Oem.ChassisLinks",
+                "Switches": []
+            }
+        },
+        "PCIeDevices": [
+            {
+                "@data.id": "/redfish/v1/Chassis/1/PCIeDevices/Device1"
+            },
+            {
+                "@data.id": "/redfish/v1/Chassis/1/PCIeDevices/Device2"
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/rsd_lib/tests/unit/json_samples/v2_2/power.json b/rsd_lib/tests/unit/json_samples/v2_2/power.json
new file mode 100644
index 0000000..3875c78
--- /dev/null
+++ b/rsd_lib/tests/unit/json_samples/v2_2/power.json
@@ -0,0 +1,133 @@
+{
+    "@odata.context": "/redfish/v1/$metadata#Power.Power",
+    "@odata.id": "/redfish/v1/Chassis/Rack1/Power",
+    "@odata.type": "#Power.v1_1_0.Power",
+    "Id": "Power",
+    "Name": "PowerName",
+    "Description": "PowerSubsystem",
+    "PowerControl": [
+        {
+            "@odata.id": "/redfish/v1/Chassis/Rack1/Power#/PowerControl/0",
+            "MemberId": "0",
+            "Name": "System Power Control",
+            "PowerConsumedWatts": 8000,
+            "PowerRequestedWatts": 8500,
+            "PowerAvailableWatts": 8500,
+            "PowerCapacityWatts": 10000,
+            "PowerAllocatedWatts": 8500,
+            "PowerMetrics": {
+                "IntervalInMin": 30,
+                "MinConsumedWatts": 7500,
+                "MaxConsumedWatts": 8200,
+                "AverageConsumedWatts": 8000
+            },
+            "PowerLimit": {
+                "LimitInWatts": 9000,
+                "LimitException": "LogEventOnly",
+                "CorrectionInMs": 42
+            },
+            "RelatedItem": [
+                {"@odata.id": "/redfish/v1/Chassis/Drawer1"},
+                {"@odata.id": "/redfish/v1/Systems/System1"}
+            ],
+            "Status": {
+                "State": "Enabled",
+                "Health": "OK",
+                "HealthRollup": "OK"
+            },
+            "Oem": {}
+        }
+    ],
+    "Voltages": [
+        {
+            "@odata.id": "/redfish/v1/Chassis/Rack1/Power#/Voltages/0",
+            "MemberId": "0",
+            "Name": "VRM1 Voltage",
+            "SensorNumber": 11,
+            "Status": {
+                "State": "Enabled",
+                "Health": "OK"
+            },
+            "ReadingVolts": 12,
+            "UpperThresholdNonCritical": 100.5,
+            "UpperThresholdCritical": 13,
+            "UpperThresholdFatal": 15,
+            "LowerThresholdNonCritical": 11.5,
+            "LowerThresholdCritical": 11,
+            "LowerThresholdFatal": 10,
+            "MinReadingRange": 0,
+            "MaxReadingRange": 20,
+            "PhysicalContext": "VoltageRegulator",
+            "RelatedItem": [
+                {"@odata.id": "/redfish/v1/Systems/System1" }
+            ]
+        }
+    ],
+    "PowerSupplies": [
+        {
+            "@odata.id": "/redfish/v1/Chassis/Rack1/Power#/PowerSupplies/0",
+            "MemberId": "0",
+            "Name": "Power Supply Bay 1",
+            "Status": {
+                "State": "Enabled",
+                "Health": "Warning"
+            },
+            "Oem": {},
+            "PowerSupplyType": "DC",
+            "LineInputVoltageType": "DCNeg48V",
+            "LineInputVoltage": -48,
+            "PowerCapacityWatts": 400,
+            "LastPowerOutputWatts": 192,
+            "Model": "499253-B21",
+            "Manufacturer": "ManufacturerName",
+            "FirmwareVersion": "1.00",
+            "SerialNumber": "1z0000001",
+            "PartNumber": "1z0000001A3a",
+            "SparePartNumber": "0000001A3a",
+            "IndicatorLED": "Off",
+            "InputRanges": [
+                {
+                   "InputType": "DC",
+                   "MinimumVoltage": -47,
+                   "MaximumVoltage": -49,
+                   "OutputWattage": 400,
+                   "MinimumFrequencyHz": 50,
+                   "MaximumFrequencyHz": 60,
+                   "Oem": {}
+                }
+            ],
+            "RelatedItem": [
+                {"@odata.id": "/redfish/v1/Chassis/Rack1"}
+            ],
+            "Redundancy": [
+                {
+                    "@odata.id": "/redfish/v1/Chassis/1/Power#/Redundancy/0",
+                    "MemberId": "0",
+                    "Name": "PowerSupply Redundancy Group 2"
+                }
+            ]
+        }
+    ],
+    "Redundancy": [
+        {
+            "@odata.id": "/redfish/v1/Chassis/Rack1/Power#/Redundancy/0",
+            "MemberId": "0",
+            "Name": "PowerSupply Redundancy Group 1",
+            "Mode": "Failover",
+            "MaxNumSupported": 2,
+            "MinNumNeeded": 1,
+            "RedundancySet": [
+                {"@odata.id": "/redfish/v1/Chassis/1/Power#/PowerSupplies/0"}
+            ],
+            "Status": {
+                "State": "Offline",
+                "Health": "OK"
+            }
+        }
+    ],
+    "Oem": {
+        "Intel_RackScale": {
+            "InputACPowerWatts": 245
+        }
+    }
+}
\ No newline at end of file
diff --git a/rsd_lib/tests/unit/resources/v2_1/chassis/test_chassis.py b/rsd_lib/tests/unit/resources/v2_1/chassis/test_chassis.py
index e833a64..08e186e 100644
--- a/rsd_lib/tests/unit/resources/v2_1/chassis/test_chassis.py
+++ b/rsd_lib/tests/unit/resources/v2_1/chassis/test_chassis.py
@@ -167,7 +167,7 @@ class TestChassis(base.TestCase):
 
         # On refreshing the chassis instance...
         with open(
-            "rsd_lib/tests/unit/json_samples/v2_1/" "chassis.json", "r"
+            "rsd_lib/tests/unit/json_samples/v2_1/chassis.json", "r"
         ) as f:
             self.conn.get.return_value.json.return_value = json.loads(f.read())
 
@@ -190,7 +190,7 @@ class TestChassis(base.TestCase):
         # | GIVEN |
         self.conn.get.return_value.json.reset_mock()
         with open(
-            "rsd_lib/tests/unit/json_samples/v2_1/" "power.json", "r"
+            "rsd_lib/tests/unit/json_samples/v2_1/power.json", "r"
         ) as f:
             self.conn.get.return_value.json.return_value = json.loads(f.read())
         # | WHEN |
@@ -209,7 +209,7 @@ class TestChassis(base.TestCase):
     def test_power_on_refresh(self):
         # | GIVEN |
         with open(
-            "rsd_lib/tests/unit/json_samples/v2_1/" "power.json", "r"
+            "rsd_lib/tests/unit/json_samples/v2_1/power.json", "r"
         ) as f:
             self.conn.get.return_value.json.return_value = json.loads(f.read())
         # | WHEN & THEN |
@@ -217,7 +217,7 @@ class TestChassis(base.TestCase):
 
         # On refreshing the chassis instance...
         with open(
-            "rsd_lib/tests/unit/json_samples/v2_1/" "chassis.json", "r"
+            "rsd_lib/tests/unit/json_samples/v2_1/chassis.json", "r"
         ) as f:
             self.conn.get.return_value.json.return_value = json.loads(f.read())
 
@@ -226,7 +226,7 @@ class TestChassis(base.TestCase):
 
         # | GIVEN |
         with open(
-            "rsd_lib/tests/unit/json_samples/v2_1/" "power.json", "r"
+            "rsd_lib/tests/unit/json_samples/v2_1/power.json", "r"
         ) as f:
             self.conn.get.return_value.json.return_value = json.loads(f.read())
         # | WHEN & THEN |
@@ -271,7 +271,7 @@ class TestChassis(base.TestCase):
 
         # On refreshing the chassis instance...
         with open(
-            "rsd_lib/tests/unit/json_samples/v2_1/" "chassis.json", "r"
+            "rsd_lib/tests/unit/json_samples/v2_1/chassis.json", "r"
         ) as f:
             self.conn.get.return_value.json.return_value = json.loads(f.read())
 
@@ -294,7 +294,7 @@ class TestChassis(base.TestCase):
         # | GIVEN |
         self.conn.get.return_value.json.reset_mock()
         with open(
-            "rsd_lib/tests/unit/json_samples/v2_1/" "thermal.json", "r"
+            "rsd_lib/tests/unit/json_samples/v2_1/thermal.json", "r"
         ) as f:
             self.conn.get.return_value.json.return_value = json.loads(f.read())
         # | WHEN |
@@ -313,7 +313,7 @@ class TestChassis(base.TestCase):
     def test_thermal_on_refresh(self):
         # | GIVEN |
         with open(
-            "rsd_lib/tests/unit/json_samples/v2_1/" "thermal.json", "r"
+            "rsd_lib/tests/unit/json_samples/v2_1/thermal.json", "r"
         ) as f:
             self.conn.get.return_value.json.return_value = json.loads(f.read())
         # | WHEN & THEN |
@@ -321,7 +321,7 @@ class TestChassis(base.TestCase):
 
         # On refreshing the chassis instance...
         with open(
-            "rsd_lib/tests/unit/json_samples/v2_1/" "chassis.json", "r"
+            "rsd_lib/tests/unit/json_samples/v2_1/chassis.json", "r"
         ) as f:
             self.conn.get.return_value.json.return_value = json.loads(f.read())
 
@@ -330,7 +330,7 @@ class TestChassis(base.TestCase):
 
         # | GIVEN |
         with open(
-            "rsd_lib/tests/unit/json_samples/v2_1/" "thermal.json", "r"
+            "rsd_lib/tests/unit/json_samples/v2_1/thermal.json", "r"
         ) as f:
             self.conn.get.return_value.json.return_value = json.loads(f.read())
         # | WHEN & THEN |
diff --git a/rsd_lib/tests/unit/resources/v2_1/chassis/test_power.py b/rsd_lib/tests/unit/resources/v2_1/chassis/test_power.py
index 0b2212f..ced362b 100644
--- a/rsd_lib/tests/unit/resources/v2_1/chassis/test_power.py
+++ b/rsd_lib/tests/unit/resources/v2_1/chassis/test_power.py
@@ -24,9 +24,7 @@ class PowerTestCase(testtools.TestCase):
     def setUp(self):
         super(PowerTestCase, self).setUp()
         self.conn = mock.Mock()
-        with open(
-            "rsd_lib/tests/unit/json_samples/v2_1/" "power.json", "r"
-        ) as f:
+        with open("rsd_lib/tests/unit/json_samples/v2_1/power.json", "r") as f:
             self.conn.get.return_value.json.return_value = json.loads(f.read())
 
         self.power_inst = power.Power(
diff --git a/rsd_lib/tests/unit/resources/v2_2/chassis/__init__.py b/rsd_lib/tests/unit/resources/v2_2/chassis/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/rsd_lib/tests/unit/resources/v2_2/chassis/test_chassis.py b/rsd_lib/tests/unit/resources/v2_2/chassis/test_chassis.py
new file mode 100644
index 0000000..c2d1beb
--- /dev/null
+++ b/rsd_lib/tests/unit/resources/v2_2/chassis/test_chassis.py
@@ -0,0 +1,75 @@
+# Copyright 2019 Intel, Inc.
+# All Rights Reserved.
+#
+#    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.
+import json
+import mock
+import testtools
+
+from rsd_lib.resources.v2_2.chassis import chassis
+from rsd_lib.resources.v2_2.chassis import power
+
+
+class ChassisTestCase(testtools.TestCase):
+    def setUp(self):
+        super(ChassisTestCase, self).setUp()
+        self.conn = mock.Mock()
+
+        with open(
+            "rsd_lib/tests/unit/json_samples/v2_2/chassis.json", "r"
+        ) as f:
+            self.conn.get.return_value.json.return_value = json.loads(f.read())
+
+        self.chassis_inst = chassis.Chassis(
+            self.conn, "/redfish/v1/Chassis/chassis1", redfish_version="1.0.2"
+        )
+
+    def test_power(self):
+        # | GIVEN |
+        self.conn.get.return_value.json.reset_mock()
+        with open("rsd_lib/tests/unit/json_samples/v2_2/power.json", "r") as f:
+            self.conn.get.return_value.json.return_value = json.loads(f.read())
+        # | WHEN |
+        actual_power = self.chassis_inst.power
+        # | THEN |
+        self.assertIsInstance(actual_power, power.Power)
+        self.conn.get.return_value.json.assert_called_once_with()
+
+        # reset mock
+        self.conn.get.return_value.json.reset_mock()
+        # | WHEN & THEN |
+        # tests for same object on invoking subsequently
+        self.assertIs(actual_power, self.chassis_inst.power)
+        self.conn.get.return_value.json.assert_not_called()
+
+    def test_power_on_refresh(self):
+        # | GIVEN |
+        with open("rsd_lib/tests/unit/json_samples/v2_2/power.json", "r") as f:
+            self.conn.get.return_value.json.return_value = json.loads(f.read())
+        # | WHEN & THEN |
+        self.assertIsInstance(self.chassis_inst.power, power.Power)
+
+        # On refreshing the chassis instance...
+        with open(
+            "rsd_lib/tests/unit/json_samples/v2_2/chassis.json", "r"
+        ) as f:
+            self.conn.get.return_value.json.return_value = json.loads(f.read())
+
+        self.chassis_inst.invalidate()
+        self.chassis_inst.refresh(force=False)
+
+        # | GIVEN |
+        with open("rsd_lib/tests/unit/json_samples/v2_2/power.json", "r") as f:
+            self.conn.get.return_value.json.return_value = json.loads(f.read())
+        # | WHEN & THEN |
+        self.assertIsInstance(self.chassis_inst.power, power.Power)
diff --git a/rsd_lib/tests/unit/resources/v2_2/chassis/test_power.py b/rsd_lib/tests/unit/resources/v2_2/chassis/test_power.py
new file mode 100644
index 0000000..72f75a2
--- /dev/null
+++ b/rsd_lib/tests/unit/resources/v2_2/chassis/test_power.py
@@ -0,0 +1,43 @@
+# Copyright 2019 Intel, Inc.
+# All Rights Reserved.
+#
+#    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.
+
+import json
+import mock
+import testtools
+
+from rsd_lib.resources.v2_2.chassis import power
+
+
+class PowerTestCase(testtools.TestCase):
+    def setUp(self):
+        super(PowerTestCase, self).setUp()
+        self.conn = mock.Mock()
+        with open("rsd_lib/tests/unit/json_samples/v2_2/power.json", "r") as f:
+            self.conn.get.return_value.json.return_value = json.loads(f.read())
+
+        self.power_inst = power.Power(
+            self.conn,
+            "/redfish/v1/Chassis/Rack1/Power",
+            redfish_version="1.1.0",
+        )
+
+    def test__parse_attributes(self):
+        self.power_inst._parse_attributes()
+        self.assertEqual(
+            "Off", self.power_inst.power_supplies[0].indicator_led
+        )
+        self.assertEqual(
+            245, self.power_inst.oem.intel_rackscale.input_ac_power_watts
+        )