diff --git a/hooks/tk-multi-publish2/maya/publish_files_integ.py b/hooks/tk-multi-publish2/maya/publish_files_integ.py
new file mode 100644
index 000000000..546887419
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+++ b/hooks/tk-multi-publish2/maya/publish_files_integ.py
@@ -0,0 +1,381 @@
+# Copyright (c) 2017 Shotgun Software Inc.
+#
+# CONFIDENTIAL AND PROPRIETARY
+#
+# This work is provided "AS IS" and subject to the Shotgun Pipeline Toolkit
+# Source Code License included in this distribution package. See LICENSE.
+# By accessing, using, copying or modifying this work you indicate your
+# agreement to the Shotgun Pipeline Toolkit Source Code License. All rights
+# not expressly granted therein are reserved by Shotgun Software Inc.
+
+import os
+import maya.cmds as cmds
+import maya.mel as mel
+import sgtk
+from dd.runtime import api
+api.load('frangetools')
+import frangetools
+
+HookBaseClass = sgtk.get_hook_baseclass()
+
+GROUP_NODES = ['WORLDSCALE',
+               'SET_TO_WORLD',
+               'TRACK_GEO']
+
+CAMERA_NAME = 'CAM'
+
+DEFAULT_CAMERAS = ['persp',
+                   'top',
+                   'front',
+                   'side']
+
+
+class MayaPublishFilesDDIntegValidationPlugin(HookBaseClass):
+    """
+    Inherits from MayaPublishPlugin
+    """
+
+    @property
+    def description(self):
+        """
+        Verbose, multi-line description of what the plugin does. This can
+        contain simple html for formatting.
+        """
+
+        desc = super(MayaPublishFilesDDIntegValidationPlugin, self).description
+
+        return desc + "<br><br>" + """
+        Validation checks before a file is published.
+        """
+
+    def _build_dict(self, seq, key):
+        """
+        Creating a dictionary based on a key.
+
+        :param seq: list of dictionaries
+        :param key: dictionary key from which to create the dictionary
+        :return: dict with information arranged based on that particular key
+        """
+        return dict((d[key], dict(d, index=index)) for (index, d) in enumerate(seq))
+
+    def _framerange_of_sequence(self, item):
+        """
+        Since users have the option to render only a subset of frames,
+        adding validation to check if the full frame range is being published.
+
+        :param item: Item to process
+        :return: True if yes false otherwise
+        """
+        lss_path = item.properties['path']
+        lss_data = frangetools.getSequence(lss_path)
+
+        info_by_path = self._build_dict(lss_data, key="path")
+        missing_frames = info_by_path.get(lss_path)['missing_frames']
+
+        if missing_frames:
+            self.logger.error("Incomplete playblast! All the frames are not the playblast.")
+            return False
+        else:
+            # If there are no missing frames, checking if the start and end frames match with playblast settings.
+            # This is being directly checked with playblast settings in the scene since
+            # _sync_frame_range_with_shotgun() will ensure playblast frame range is synced with shotgun
+            import pymel.core as pm
+            playback_start = pm.playbackOptions(q=True, minTime=True)
+            playback_end = pm.playbackOptions(q=True, maxTime=True)
+            collected_playblast_firstframe = info_by_path.get(lss_path)['frame_range'][0]
+            collected_playblast_lastframe = info_by_path.get(lss_path)['frame_range'][1]
+            if (collected_playblast_firstframe != playback_start) or (collected_playblast_lastframe != playback_end):
+                self.logger.error("Incomplete playblast! All the frames are not in the playblast.")
+                return False
+        return True
+
+
+    def _sync_frame_range_with_shotgun(self, item):
+        """
+        Checks whether frame range is in sync with shotgun.
+
+        :param item: Item to process
+        :return: True if yes false otherwise
+        """
+        context = item.context
+        entity = context.entity
+
+        # checking entity validity
+        if entity:
+
+            frame_range_app = self.parent.engine.apps.get("tk-multi-setframerange")
+
+            sg_entity_type = entity["type"]
+            sg_filters = [["id", "is", entity["id"]]]
+            in_field = frame_range_app.get_setting("sg_in_frame_field")
+            out_field = frame_range_app.get_setting("sg_out_frame_field")
+            fields = [in_field, out_field]
+
+            # get the field information from shotgun based on Shot
+            # sg_cut_in and sg_cut_out info will be on Shot entity, so skip in case this info is not present
+            # or if the sg_head_in or sg_tail_out is empty, skip the check
+            data = self.sgtk.shotgun.find_one(sg_entity_type, filters=sg_filters, fields=fields)
+            if in_field not in data or out_field not in data:
+                return True
+            elif in_field is None or out_field is None:
+                return True
+
+            # Check if playback_start or animation_start is not in sync with shotgun
+            # Similarly if animation_start or animation_start is not in sync with shotgun
+            import pymel.core as pm
+            playback_start = pm.playbackOptions(q=True, minTime=True)
+            playback_end = pm.playbackOptions(q=True, maxTime=True)
+            animation_start = pm.playbackOptions(q=True, animationStartTime=True)
+            animation_end = pm.playbackOptions(q=True, animationEndTime=True)
+            if playback_start != data[in_field] or playback_end != data[out_field]:
+                self.logger.error("Frame range not synced with Shotgun.")
+                return False
+            if animation_start != data[in_field] or animation_end != data[out_field]:
+                self.logger.error("Frame range not synced with Shotgun.")
+                return False
+            return True
+        return True
+
+
+    def _extra_nodes_outside_track_geo(self):
+        """
+        Check for nodes, apart from groups and camera lying outside of TRACK_GEO node
+        :return: True if yes false otherwise
+        """
+        children = cmds.listRelatives('TRACK_GEO', c=True)
+        # Subtracting group nodes, cameras and child nodes of TRACK_GEO from the list of dag nodes.
+        # This is to get extra nodes present outside TRACK_GEO
+        if children:
+            extras = list(set(cmds.ls(tr=True, dag=True)) - set(GROUP_NODES) - set(cmds.listCameras()) - set(children))
+        else:
+            extras = list(set(cmds.ls(tr=True, dag=True)) - set(GROUP_NODES) - set(cmds.listCameras()))
+
+        if extras:
+            self.logger.error("Nodes present outside TRACK_GEO.",
+                              extra={
+                                  "action_show_more_info": {
+                                      "label": "Show Info",
+                                      "tooltip": "Show the extra nodes",
+                                      "text": "Nodes outside TRACK_GEO:\n{}".format("\n".join(extras))
+                                  }
+                              }
+                              )
+            return False
+        return True
+
+
+    def _track_geo_locked_channels(self):
+        """Check for locked channels for all nodes under the group TRACK_GEO.
+            :param:
+                nodes: list of nodes under TRACK_GEO
+            :return: True if yes false otherwise
+        """
+        children = cmds.listRelatives('TRACK_GEO', c=True)
+        if children:
+            locked = ""
+            for node in children:
+                # For each node, list out attributes which are locked
+                lock_per_node = cmds.listAttr(node, l=True)
+                if lock_per_node:
+                    locked += "\n" + node + "  --->  " + ", ".join(lock_per_node)
+            # If there are locked channels, error message with node name and locked attribute name(s).
+            if locked:
+                self.logger.error("Locked channels detected.",
+                                  extra={
+                                      "action_show_more_info": {
+                                          "label": "Show Info",
+                                          "tooltip": "Show the node and locked channels",
+                                          "text": "Locked channels:\n{}".format(locked)
+                                      }
+                                  }
+                                  )
+                return False
+            return True
+        return True
+
+
+    def _track_geo_child_naming(self):
+        """Checks if the name of nodes under TRACK_GEO are prefixed with 'integ_'.
+            :param:
+                track_geo: nodes under TRACK_GEO
+            :return: True if yes false otherwise
+        """
+        # Nodes under TRACK_GEO group
+        children = cmds.listRelatives('TRACK_GEO', c=True)
+        error_names = ""
+        # if there are nodes under TRACK_GEO, check for one without prefix "integ_"
+        if children:
+            for child in children:
+                # If the name doesn't start with integ_ add node name to errorNames
+                if child[:6] != "integ_":
+                    error_names += "\n" + child
+        if error_names:
+            self.logger.error("Incorrect Naming! Node name should start with integ_.",
+                              extra={
+                                  "action_show_more_info": {
+                                      "label": "Show Info",
+                                      "tooltip": "Show the node with incorrect naming",
+                                      "text": "Nodes with incorrect naming:\n{}".format(error_names)
+                                  }
+                              }
+                              )
+            return False
+        return True
+
+
+    def _check_hierarchy(self, group_nodes):
+        """Checks the hierarchy of group nodes in the scene.
+            :param:
+                group_nodes: the list of nodes in the scene
+            :return: True if yes false otherwise
+        """
+        for name in range(len(group_nodes) - 1):
+            # Listing children of group nodes
+            children = cmds.listRelatives(group_nodes[name], c=True)
+            # group_nodes is arranged in hierarchical order i.e. the next node should be the child of previous
+            if children and (group_nodes[name + 1] in children):
+                if name == 'SET_TO_WORLD' and 'CAM' in children:
+                    continue
+            else:
+                hierarchy = "WORLDSCALE\n|__SET_TO_WORLD\n" + "    " + "|__TRACK_GEO\n" + "    " + "|__CAM"
+                self.logger.error("Incorrect hierarchy.",
+                                  extra={
+                                      "action_show_more_info": {
+                                          "label": "Show Info",
+                                          "tooltip": "Show the required hierarchy",
+                                          "text": "Required hierarchy:\n\n{}".format(hierarchy)
+                                      }
+                                  }
+                                  )
+                return False
+        return True
+
+
+    def _connected_image_plane(self):
+        camshape = cmds.listRelatives(CAMERA_NAME, s=True, c=True)[0]
+        connections = cmds.listConnections(camshape + '.imagePlane', source=True, type='imagePlane')
+        if not connections:
+            self.logger.error("Image plane not attached to CAM.")
+            return False
+        return True
+
+
+    def _camera_naming(self):
+        """Checks the naming of the camera.
+            :param:
+                group_nodes: The list of nodes that should be in the scene. This will be
+                used to check node hierarchy once camera naming is validated.
+            :return: True if yes false otherwise
+        """
+        # Look for all the cameras present in the scene
+        all_cameras = cmds.listCameras()
+        # Remove the default_cameras from the list
+        main_cam = list(set(all_cameras) - set(DEFAULT_CAMERAS))
+        if main_cam:
+            if len(main_cam) > 1:
+                # Checking if more than one CAM present
+                self.logger.error("More the one camera detected. Only CAM should be present.")
+                return False
+            elif main_cam[0] != CAMERA_NAME:
+                # Validating camera name
+                self.logger.error("Incorrect camera name! Should be CAM.")
+                return False
+        else:
+            self.logger.error("Camera (CAM) not present in the scene.")
+            return False
+        return True
+
+
+    def _node_naming(self, groups):
+        """Checking if the established group node names have not been tampered with.
+            :param:
+                group_nodes: group nodes to be present in the scene
+                groups: group nodes that are actually present
+            :return: True if yes false otherwise
+        """
+        # Check for extra group nodes apart from the ones in group_nodes
+        extras = list(set(groups) - set(GROUP_NODES))
+        # check for any group nodes apart from the once mentioned
+        if extras:
+            self.logger.error("Incorrect naming or extra group nodes present in the scene.",
+                              extra={
+                                  "action_show_more_info": {
+                                      "label": "Show Info",
+                                      "tooltip": "Show the conflicting group nodes",
+                                      "text": "Please check the group nodes:\n{}".format("\n".join(extras)) +
+                                              "\n\nOnly following group nodes should be present:\n{}".format(
+                                                  "\n".join(GROUP_NODES))
+                                  }
+                              }
+                              )
+            return False
+        # check if any of the required group nodes are missing
+        elif not set(GROUP_NODES).issubset(set(groups)):
+            self.logger.error("Please ensure all the group nodes are present.",
+                              extra={
+                                  "action_show_more_info": {
+                                      "label": "Show Info",
+                                      "tooltip": "Group nodes",
+                                      "text": "Following group nodes should be present:\n{}".format(
+                                          "\n".join(GROUP_NODES))
+                                  }
+                              }
+                              )
+            return False
+        return True
+
+
+    @staticmethod
+    def _is_group(node=None):
+        """Check for all the group nodes present in the scene.
+            :param:
+                node: all the nodes in the scene
+            :return: True if yes false otherwise
+        """
+        if cmds.nodeType(node) != "transform":
+            return False
+
+        children = cmds.listRelatives(node, c=True)
+        if not children:
+            return True
+
+        for c in children:
+            if cmds.nodeType(c) != 'transform':
+                return False
+        else:
+            return True
+
+
+    def validate(self, task_settings, item):
+        """
+        Validates the given item to check that it is ok to publish. Returns a
+        boolean to indicate validity.
+
+        :param task_settings: Dictionary of Settings. The keys are strings, matching
+            the keys returned in the settings property. The values are `Setting`
+            instances.
+        :param item: Item to process
+        :returns: True if item is valid, False otherwise.
+        """
+        all_dag_nodes = cmds.ls(dag=True, sn=True)
+        groups = [g for g in all_dag_nodes if self._is_group(g)]
+
+        status = True
+        # Checks for the scene file, i.e if the item is not a sequence or a cache file
+        if item.type == "file.maya":
+            nodes = self._node_naming(groups) and \
+                    self._check_hierarchy(groups) and \
+                    self._track_geo_child_naming() and \
+                    self._track_geo_locked_channels()and \
+                    self._extra_nodes_outside_track_geo() and \
+                    self._sync_frame_range_with_shotgun(item)
+            cam = self._camera_naming() and self._connected_image_plane()
+            status = nodes and cam and status
+        elif item.properties['is_sequence']:
+            sequences = self._framerange_of_sequence(item)
+            status = sequences and status
+
+        if not status:
+            return status
+
+        return super(MayaPublishFilesDDIntegValidationPlugin, self).validate(task_settings, item)