diff --git a/python/drydock_provisioner/orchestrator/validations/storage_mountpoints.py b/python/drydock_provisioner/orchestrator/validations/storage_mountpoints.py
new file mode 100644
index 00000000..ce0535c3
--- /dev/null
+++ b/python/drydock_provisioner/orchestrator/validations/storage_mountpoints.py
@@ -0,0 +1,73 @@
+# Copyright 2018, Intracom-Telecom
+#
+# 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 drydock_provisioner.orchestrator.validations.validators import Validators
+
+class StorageMountpoints(Validators):
+    def __init__(self):
+        super().__init__('Storage Mountpoint', "DD2004")
+
+    def run_validation(self, site_design, orchestrator=None):
+        """
+        Ensures that any partitioned physical device or logical volumes
+        in a volume group do not use duplicate mount points.
+        """
+        baremetal_nodes = site_design.baremetal_nodes or []
+
+        for baremetal_node in baremetal_nodes:
+            mountpoint_list = []
+            storage_device_list = baremetal_node.storage_devices or []
+            for storage_device in storage_device_list:
+                # Parsing the partitions and volume group of
+                # physical storage devices
+
+                partition_list = storage_device.partitions or []
+                device_volume_group = storage_device.volume_group
+
+                for partition in partition_list:
+                    # Load the mount point of each partition
+                    # to a list
+
+                    mountpoint = partition.mountpoint
+                    if mountpoint in mountpoint_list:
+                        msg = ('Mountpoint "{}" already exists'
+                               .format(mountpoint))
+                        self.report_error(
+                            msg, [baremetal_node.doc_ref],
+                            'Please use unique mountpoints.')
+                        return
+                    else:
+                        mountpoint_list.append(mountpoint)
+
+                if device_volume_group:
+                    volume_groups = baremetal_node.volume_groups or []
+                    for volume_group in volume_groups:
+                        if volume_group.name == device_volume_group:
+                            logical_volume_list = volume_group.logical_volumes or []
+                            for logical_volume in logical_volume_list:
+                                # Load the mount point of each logical volume
+                                # which belongs to the assigned volume group
+                                # to a list
+
+                                mountpoint = logical_volume.mountpoint
+                                if mountpoint in mountpoint_list:
+                                    msg = ('Mountpoint "{}" already exists'
+                                           .format(mountpoint))
+                                    self.report_error(
+                                        msg, [baremetal_node.doc_ref],
+                                        'Please use unique mountpoints.')
+                                    return
+                                else:
+                                    mountpoint_list.append(mountpoint)
+        return
diff --git a/python/drydock_provisioner/orchestrator/validations/validator.py b/python/drydock_provisioner/orchestrator/validations/validator.py
index 3f73ceab..e36eef02 100644
--- a/python/drydock_provisioner/orchestrator/validations/validator.py
+++ b/python/drydock_provisioner/orchestrator/validations/validator.py
@@ -33,6 +33,7 @@ from drydock_provisioner.orchestrator.validations.oob_valid_ipmi import IpmiVali
 from drydock_provisioner.orchestrator.validations.oob_valid_libvirt import LibvirtValidity
 from drydock_provisioner.orchestrator.validations.bootaction_validity import BootactionDefined
 from drydock_provisioner.orchestrator.validations.bootaction_validity import BootactionPackageListValid
+from drydock_provisioner.orchestrator.validations.storage_mountpoints import StorageMountpoints
 
 
 class Validator():
@@ -92,6 +93,7 @@ rule_set = [
     RationalNetworkBond(),
     StoragePartitioning(),
     StorageSizing(),
+    StorageMountpoints(),
     UniqueNetworkCheck(),
     HostnameValidity(),
     IpmiValidity(),
diff --git a/python/tests/unit/test_validation_rule_storage_mountpoint.py b/python/tests/unit/test_validation_rule_storage_mountpoint.py
new file mode 100644
index 00000000..2847b53e
--- /dev/null
+++ b/python/tests/unit/test_validation_rule_storage_mountpoint.py
@@ -0,0 +1,86 @@
+# Copyright 2018, Intracom-Telecom
+#
+# 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.
+"""Test Validation Rule Storage Mountpoints"""
+
+import re
+import logging
+
+from drydock_provisioner.orchestrator.orchestrator import Orchestrator
+from drydock_provisioner.orchestrator.validations.\
+        storage_mountpoints import StorageMountpoints
+
+LOG = logging.getLogger(__name__)
+
+class TestStorageMountpoints(object):
+    def test_storage_mountpoints(self, deckhand_ingester, drydock_state,
+                                 input_files):
+
+        input_file = input_files.join("validation.yaml")
+        design_ref = "file://%s" % str(input_file)
+
+        orch = Orchestrator(
+            state_manager=drydock_state, ingester=deckhand_ingester)
+        status, site_design = Orchestrator.get_effective_site(orch, design_ref)
+
+        validator = StorageMountpoints()
+        message_list = validator.execute(site_design, orchestrator=orch)
+        msg = message_list[0].to_dict()
+
+        assert len(message_list) == 1
+        assert msg.get('error') is False
+
+    def test_invalid_partition_mountpoints(self, deckhand_ingester,
+                                           drydock_state, input_files,
+                                           mock_get_build_data):
+
+        input_file = input_files.join("invalid_validation.yaml")
+        design_ref = "file://%s" % str(input_file)
+
+        orch = Orchestrator(
+            state_manager=drydock_state, ingester=deckhand_ingester)
+
+        status, site_design = Orchestrator.get_effective_site(orch, design_ref)
+
+        validator = StorageMountpoints()
+        message_list = validator.execute(site_design, orchestrator=orch)
+
+        regex = re.compile('Mountpoint .+ already exists')
+
+        for msg in message_list:
+            msg = msg.to_dict()
+            LOG.debug(msg)
+            assert regex.search(msg.get('message')) is not None
+            assert msg.get('error') is True
+
+    def test_invalid_vg_mountpoints(self, deckhand_ingester, drydock_state,
+                                    input_files, mock_get_build_data):
+
+        input_file = input_files.join("invalid_mountpoint.yaml")
+        design_ref = "file://%s" % str(input_file)
+
+        orch = Orchestrator(
+            state_manager=drydock_state, ingester=deckhand_ingester)
+
+        status, site_design = Orchestrator.get_effective_site(orch, design_ref)
+
+        validator = StorageMountpoints()
+        message_list = validator.execute(site_design, orchestrator=orch)
+
+        regex = re.compile('Mountpoint .+ already exists')
+
+        for msg in message_list:
+            msg = msg.to_dict()
+            LOG.debug(msg)
+            assert regex.search(msg.get('message')) is not None
+            assert msg.get('error') is True
diff --git a/python/tests/yaml_samples/invalid_mountpoint.yaml b/python/tests/yaml_samples/invalid_mountpoint.yaml
new file mode 100644
index 00000000..6d1ad17f
--- /dev/null
+++ b/python/tests/yaml_samples/invalid_mountpoint.yaml
@@ -0,0 +1,455 @@
+# Copyright 2018, Intracom-Telecom
+#
+# 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.
+####################
+#
+# bootstrap_seed.yaml - Site server design definition for physical layer
+#
+####################
+# version the schema in this file so consumers can rationally parse it
+---
+schema: 'drydock/Region/v1'
+metadata:
+  schema: 'metadata/Document/v1'
+  name: 'sitename'
+  storagePolicy: 'cleartext'
+  labels:
+    application: 'drydock'
+data:
+  tag_definitions:
+    - tag: 'test'
+      definition_type: 'lshw_xpath'
+      definition: "//node[@id=\"display\"]/'clock units=\"Hz\"' > 1000000000"
+  authorized_keys:
+    - |
+      ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDENeyO5hLPbLLQRZ0oafTYWs1ieo5Q+XgyZQs51Ju
+      jDGc8lKlWsg1/6yei2JewKMgcwG2Buu1eqU92Xn1SvMZLyt9GZURuBkyjcfVc/8GiU5QP1Of8B7CV0c
+      kfUpHWYJ17olTzT61Hgz10ioicBF6cjgQrLNcyn05xoaJHD2Vpf8Unxzi0YzA2e77yRqBo9jJVRaX2q
+      wUJuZrzb62x3zw8Knz6GGSZBn8xRKLaw1SKFpd1hwvL62GfqX5ZBAT1AYTZP1j8GcAoK8AFVn193SEU
+      vjSdUFa+RNWuJhkjBRfylJczIjTIFb5ls0jpbA3bMA9DE7lFKVQl6vVwFmiIVBI1 samplekey
+---
+schema: 'drydock/NetworkLink/v1'
+metadata:
+  schema: 'metadata/Document/v1'
+  name: oob
+  storagePolicy: 'cleartext'
+  labels:
+    application: 'drydock'
+data:
+  bonding:
+    mode: disabled
+  mtu: 1500
+  linkspeed: 100full
+  trunking:
+    mode: disabled
+    default_network: oob
+  allowed_networks:
+    - oob
+---
+schema: 'drydock/NetworkLink/v1'
+metadata:
+  schema: 'metadata/Document/v1'
+  name: pxe
+  storagePolicy: 'cleartext'
+  labels:
+    application: 'drydock'
+data:
+  bonding:
+    mode: disabled
+  mtu: 1500
+  linkspeed: auto
+  trunking:
+    mode: disabled
+    default_network: pxe
+  allowed_networks:
+    - pxe
+---
+schema: 'drydock/NetworkLink/v1'
+metadata:
+  schema: 'metadata/Document/v1'
+  name: gp
+  storagePolicy: 'cleartext'
+  labels:
+    application: 'drydock'
+data:
+  bonding:
+    mode: 802.3ad
+    hash: layer3+4
+    peer_rate: slow
+  mtu: 9000
+  linkspeed: auto
+  trunking:
+    mode: 802.1q
+    default_network: mgmt
+  allowed_networks:
+    - public
+    - private
+    - mgmt
+---
+schema: 'drydock/Rack/v1'
+metadata:
+  schema: 'metadata/Document/v1'
+  name: rack1
+  storagePolicy: 'cleartext'
+  labels:
+    application: 'drydock'
+data:
+  tor_switches:
+    switch01name:
+      mgmt_ip: 1.1.1.1
+      sdn_api_uri: polo+https://api.sdn.example.com/switchmgmt?switch=switch01name
+    switch02name:
+      mgmt_ip: 1.1.1.2
+      sdn_api_uri: polo+https://api.sdn.example.com/switchmgmt?switch=switch02name
+  location:
+    clli: HSTNTXMOCG0
+    grid: EG12
+  local_networks:
+    - pxe-rack1
+---
+schema: 'drydock/Network/v1'
+metadata:
+  schema: 'metadata/Document/v1'
+  name: oob
+  storagePolicy: 'cleartext'
+  labels:
+    application: 'drydock'
+data:
+  cidr: 172.16.100.0/24
+  ranges:
+    - type: static
+      start: 172.16.100.15
+      end: 172.16.100.254
+  dns:
+    domain: ilo.sitename.att.com
+    servers: 172.16.100.10
+---
+schema: 'drydock/Network/v1'
+metadata:
+  schema: 'metadata/Document/v1'
+  name: pxe
+  storagePolicy: 'cleartext'
+  labels:
+    application: 'drydock'
+data:
+  dhcp_relay:
+    self_ip: 172.16.0.4
+    upstream_target: 172.16.5.5
+  mtu: 1500
+  cidr: 172.16.0.0/24
+  ranges:
+    - type: dhcp
+      start: 172.16.0.5
+      end: 172.16.0.254
+  dns:
+    domain: admin.sitename.att.com
+    servers: 172.16.0.10
+---
+schema: 'drydock/Network/v1'
+metadata:
+  schema: 'metadata/Document/v1'
+  name: mgmt
+  storagePolicy: 'cleartext'
+  labels:
+    application: 'drydock'
+data:
+  vlan: '100'
+  mtu: 1500
+  cidr: 172.16.1.0/24
+  ranges:
+    - type: static
+      start: 172.16.1.15
+      end: 172.16.1.254
+  routes:
+    - subnet: 0.0.0.0/0
+      gateway: 172.16.1.1
+      metric: 10
+  dns:
+    domain: mgmt.sitename.example.com
+    servers: 172.16.1.9,172.16.1.10
+---
+schema: 'drydock/Network/v1'
+metadata:
+  schema: 'metadata/Document/v1'
+  name: private
+  storagePolicy: 'cleartext'
+  labels:
+    application: 'drydock'
+data:
+  vlan: '101'
+  mtu: 9000
+  cidr: 172.16.2.0/24
+  ranges:
+    - type: static
+      start: 172.16.2.15
+      end: 172.16.2.254
+  dns:
+    domain: priv.sitename.example.com
+    servers: 172.16.2.9,172.16.2.10
+---
+schema: 'drydock/Network/v1'
+metadata:
+  schema: 'metadata/Document/v1'
+  name: public
+  storagePolicy: 'cleartext'
+  labels:
+    application: 'drydock'
+data:
+  vlan: '102'
+  mtu: 1500
+  cidr: 172.16.3.0/24
+  ranges:
+    - type: static
+      start: 172.16.3.15
+      end: 172.16.3.254
+  routes:
+    - subnet: 0.0.0.0/0
+      gateway: 172.16.3.1
+      metric: 10
+  dns:
+    domain: sitename.example.com
+    servers: 8.8.8.8
+---
+schema: 'drydock/HostProfile/v1'
+metadata:
+  schema: 'metadata/Document/v1'
+  name: defaults
+  storagePolicy: 'cleartext'
+  labels:
+    application: 'drydock'
+data:
+  oob:
+    type: ipmi
+    network: oob
+    account: admin
+    credential: admin
+  storage:
+    physical_devices:
+      sda:
+        labels:
+          role: rootdisk
+        partitions:
+          - name: root
+            size: 20g
+            bootable: true
+            filesystem:
+              mountpoint: '/'
+              fstype: 'ext4'
+              mount_options: 'defaults'
+          - name: boot
+            size: 1g
+            bootable: false
+            filesystem:
+              mountpoint: '/boot'
+              fstype: 'ext4'
+              mount_options: 'defaults'
+      sdb:
+        volume_group: 'log_vg'
+    volume_groups:
+      log_vg:
+        logical_volumes:
+          - name: 'log_lv'
+            size: '500m'
+            filesystem:
+              mountpoint: '/var/log'
+              fstype: 'xfs'
+              mount_options: 'defaults'
+          - name: 'log_lv_two'
+            size: '500m'
+            filesystem:
+              mountpoint: '/var/log'
+              fstype: 'xfs'
+              mount_options: 'defaults'
+  platform:
+    image: 'xenial'
+    kernel: 'ga-16.04'
+    kernel_params:
+      quiet: true
+      console: ttyS2
+  metadata:
+    owner_data:
+      foo: bar
+---
+schema: 'drydock/HostProfile/v1'
+metadata:
+  schema: 'metadata/Document/v1'
+  name: 'k8-node'
+  storagePolicy: 'cleartext'
+  labels:
+    application: 'drydock'
+data:
+  host_profile: defaults
+  hardware_profile: HPGen9v3
+  primary_network: mgmt
+  interfaces:
+    pxe:
+      device_link: pxe
+      labels:
+        noconfig: true
+      slaves:
+        - prim_nic01
+      networks:
+        - pxe
+    bond0:
+      device_link: gp
+      slaves:
+        - prim_nic01
+        - prim_nic02
+      networks:
+        - mgmt
+        - private
+  metadata:
+    tags:
+      - 'test'
+---
+schema: 'drydock/BaremetalNode/v1'
+metadata:
+  schema: 'metadata/Document/v1'
+  name: controller01
+  storagePolicy: 'cleartext'
+  labels:
+    application: 'drydock'
+data:
+  host_profile: k8-node
+  interfaces:
+    bond0:
+      networks:
+        - '!private'
+  addressing:
+    - network: pxe
+      address: dhcp
+    - network: mgmt
+      address: 172.16.1.20
+    - network: public
+      address: 172.16.3.20
+    - network: oob
+      address: 172.16.100.20
+  metadata:
+    rack: rack1
+---
+schema: 'drydock/BaremetalNode/v1'
+metadata:
+  schema: 'metadata/Document/v1'
+  name: compute01
+  storagePolicy: 'cleartext'
+  labels:
+    application: 'drydock'
+data:
+  host_profile: k8-node
+  addressing:
+    - network: pxe
+      address: dhcp
+    - network: mgmt
+      address: 172.16.1.21
+    - network: private
+      address: 172.16.2.21
+    - network: oob
+      address: 172.16.100.21
+  metadata:
+    rack: rack2
+---
+schema: 'drydock/HardwareProfile/v1'
+metadata:
+  schema: 'metadata/Document/v1'
+  name: HPGen9v3
+  storagePolicy: 'cleartext'
+  labels:
+    application: 'drydock'
+data:
+  vendor: HP
+  generation: '8'
+  hw_version: '3'
+  bios_version: '2.2.3'
+  boot_mode: bios
+  bootstrap_protocol: pxe
+  pxe_interface: 0
+  device_aliases:
+    prim_nic01:
+      address: '0000:00:03.0'
+      dev_type: '82540EM Gigabit Ethernet Controller'
+      bus_type: 'pci'
+    prim_nic02:
+      address: '0000:00:04.0'
+      dev_type: '82540EM Gigabit Ethernet Controller'
+      bus_type: 'pci'
+    primary_boot:
+      address: '2:0.0.0'
+      dev_type: 'VBOX HARDDISK'
+      bus_type: 'scsi'
+---
+schema: 'drydock/BootAction/v1'
+metadata:
+  schema: 'metadata/Document/v1'
+  name: helloworld
+  storagePolicy: 'cleartext'
+  labels:
+    application: 'drydock'
+data:
+  assets:
+    - path: /var/tmp/hello.sh
+      type: file
+      permissions: '555'
+      data: |-
+        IyEvYmluL2Jhc2gKCmVjaG8gJ0hlbGxvIFdvcmxkISAtZnJvbSB7eyBub2RlLmhvc3RuYW1lIH19
+        Jwo=
+      data_pipeline:
+        - base64_decode
+        - utf8_decode
+        - template
+    - path: /lib/systemd/system/hello.service
+      type: unit
+      permissions: '600'
+      data: |-
+        W1VuaXRdCkRlc2NyaXB0aW9uPUhlbGxvIFdvcmxkCgpbU2VydmljZV0KVHlwZT1vbmVzaG90CkV4
+        ZWNTdGFydD0vdmFyL3RtcC9oZWxsby5zaAoKW0luc3RhbGxdCldhbnRlZEJ5PW11bHRpLXVzZXIu
+        dGFyZ2V0Cg==
+      data_pipeline:
+        - base64_decode
+        - utf8_decode
+---
+schema: 'drydock/BootAction/v1'
+metadata:
+  schema: 'metadata/Document/v1'
+  name: hw_filtered
+  storagePolicy: 'cleartext'
+  labels:
+    application: 'drydock'
+data:
+  node_filter:
+    filter_set_type: 'union'
+    filter_set:
+      - filter_type: 'union'
+        node_names:
+          - 'compute01'
+  assets:
+    - path: /var/tmp/hello.sh
+      type: file
+      permissions: '555'
+      data: |-
+        IyEvYmluL2Jhc2gKCmVjaG8gJ0hlbGxvIFdvcmxkISAtZnJvbSB7eyBub2RlLmhvc3RuYW1lIH19
+        Jwo=
+      data_pipeline:
+        - base64_decode
+        - utf8_decode
+        - template
+    - path: /lib/systemd/system/hello.service
+      type: unit
+      permissions: '600'
+      data: |-
+        W1VuaXRdCkRlc2NyaXB0aW9uPUhlbGxvIFdvcmxkCgpbU2VydmljZV0KVHlwZT1vbmVzaG90CkV4
+        ZWNTdGFydD0vdmFyL3RtcC9oZWxsby5zaAoKW0luc3RhbGxdCldhbnRlZEJ5PW11bHRpLXVzZXIu
+        dGFyZ2V0Cg==
+      data_pipeline:
+        - base64_decode
+        - utf8_decode
+...
diff --git a/python/tests/yaml_samples/invalid_validation.yaml b/python/tests/yaml_samples/invalid_validation.yaml
index 37d27b27..b24ec3e0 100644
--- a/python/tests/yaml_samples/invalid_validation.yaml
+++ b/python/tests/yaml_samples/invalid_validation.yaml
@@ -252,11 +252,12 @@ data:
 # FAILS HERE: root not set
 #############################################
 # FAILS HERE: partitions size > 99%
+# FAILS HERE: duplicate mount point
           - name: test
             size: 100%
             bootable: true
             filesystem:
-              mountpoint: '/'
+              mountpoint: '/boot'
               fstype: 'ext4'
               mount_options: 'defaults'
 ###############################################