diff --git a/src/ctask/ctask.controller.ts b/src/ctask/ctask.controller.ts
new file mode 100644
index 0000000..d50ac90
--- /dev/null
+++ b/src/ctask/ctask.controller.ts
@@ -0,0 +1,99 @@
+import { FastifyReply, FastifyRequest } from "fastify";
+import { CreateTaskInput, UpdateTaskInput } from "./ctask.schema";
+import {
+  createTask,
+  deleteTask,
+  getTask,
+  listTasks,
+  searchTasks,
+  updateTask,
+} from "./ctask.service";
+import { PageQueryParams } from "../pagination";
+
+export async function createTaskHandler(
+  req: FastifyRequest,
+  res: FastifyReply
+) {
+  const input = req.body as CreateTaskInput;
+
+  try {
+    const rts = await createTask(input, req.user);
+    return res.code(201).send(rts);
+  } catch (err) {
+    return err;
+  }
+}
+
+export async function getTaskHandler(req: FastifyRequest, res: FastifyReply) {
+  const { taskId } = req.params as { taskId: string };
+
+  try {
+    const task = await getTask(taskId, req.user);
+    if (task == null)
+      return res.code(404).send({ error: "resource not found" });
+
+    return res.code(200).send(task);
+  } catch (err) {
+    return err;
+  }
+}
+
+export async function listTaskHandler(req: FastifyRequest, res: FastifyReply) {
+  const queryParams = req.query as PageQueryParams;
+
+  try {
+    const taskList = await listTasks(queryParams, req.user);
+    return res.code(200).send(taskList);
+  } catch (err) {
+    return err;
+  }
+}
+
+export async function updateTaskHandler(
+  req: FastifyRequest,
+  res: FastifyReply
+) {
+  const input = req.body as UpdateTaskInput;
+  const { taskId } = req.params as { taskId: string };
+
+  try {
+    const updatedTask = await updateTask(taskId, input, req.user);
+    if (!updatedTask)
+      return res.code(404).send({ error: "resource not found" });
+
+    return res.code(200).send(updatedTask);
+  } catch (err) {
+    return err;
+  }
+}
+
+export async function deleteTaskHandler(
+  req: FastifyRequest,
+  res: FastifyReply
+) {
+  const { taskId } = req.params as { taskId: string };
+
+  try {
+    const deleteResult = await deleteTask(taskId, req.user);
+    if (deleteResult.deletedCount == 0)
+      return res.code(404).send({ error: "resource not found" });
+
+    return res.code(204).send();
+  } catch (err) {
+    return err;
+  }
+}
+
+export async function searchTaskHandler(
+  req: FastifyRequest,
+  res: FastifyReply
+) {
+  const queryParams = req.query as PageQueryParams;
+
+  try {
+    const taskList = await searchTasks(queryParams, req.user);
+    return res.code(200).send(taskList);
+  } catch (err) {
+    return err;
+  }
+}
diff --git a/src/ctask/ctask.route.ts b/src/ctask/ctask.route.ts
new file mode 100644
index 0000000..08a6992
--- /dev/null
+++ b/src/ctask/ctask.route.ts
@@ -0,0 +1,127 @@
+import { FastifyInstance } from "fastify";
+import { $ctask } from "./ctask.schema";
+import {
+  createTaskHandler,
+  deleteTaskHandler,
+  getTaskHandler,
+  listTaskHandler,
+  searchTaskHandler,
+  updateTaskHandler,
+} from "./ctask.controller";
+import { noteRoutes } from "../note/note.route";
+import { getUniqueFields } from "../unique";
+
+export async function ctaskRoutes(fastify: FastifyInstance) {
+  fastify.post(
+    "/",
+    {
+      schema: {
+        body: $ctask("createTaskInput"),
+      },
+      config: { requiredClaims: ["ctask:write"] },
+      preHandler: [fastify.authorize],
+    },
+    createTaskHandler
+  );
+
+  fastify.get(
+    "/:taskId",
+    {
+      schema: {
+        params: {
+          type: "object",
+          properties: {
+            taskId: { type: "string" },
+          },
+        },
+      },
+      config: { requiredClaims: ["ctask:read"] },
+      preHandler: [fastify.authorize],
+    },
+    getTaskHandler
+  );
+
+  fastify.get(
+    "/",
+    {
+      schema: {
+        querystring: $ctask("pageQueryParams"),
+      },
+
+      config: { requiredClaims: ["ctask:read"] },
+      preHandler: [fastify.authorize],
+    },
+    listTaskHandler
+  );
+
+  fastify.patch(
+    "/:taskId",
+    {
+      schema: {
+        params: {
+          type: "object",
+          properties: { taskId: { type: "string" } },
+        },
+        body: $ctask("updateTaskInput"),
+      },
+      config: { requiredClaims: ["ctask:write"] },
+      preHandler: [fastify.authorize],
+    },
+    updateTaskHandler
+  );
+
+  fastify.delete(
+    "/:taskId",
+    {
+      schema: {
+        params: {
+          type: "object",
+          properties: { taskId: { type: "string" } },
+        },
+      },
+      config: { requiredClaims: ["ctask:delete"] },
+      preHandler: [fastify.authorize],
+    },
+    deleteTaskHandler
+  );
+
+  fastify.get(
+    "/search",
+    {
+      schema: {
+        querystring: $ctask("pageQueryParams"),
+      },
+      config: { requiredClaims: ["ctask:read"] },
+      preHandler: [fastify.authorize],
+    },
+    searchTaskHandler
+  );
+
+  fastify.get(
+    "/fields/:field",
+    {
+      schema: {
+        params: {
+          type: "object",
+          properties: {
+            field: { type: "string" },
+          },
+        },
+      },
+      config: { requiredClaims: ["ctask:read"] },
+      preHandler: [fastify.authorize],
+    },
+    async (req, res) => {
+      const { field } = req.params as { field: string };
+
+      try {
+        const uniqueValues = await getUniqueFields(field, "task", req.user);
+        return res.code(200).send(uniqueValues);
+      } catch (err) {
+        return err;
+      }
+    }
+  );
+
+  await noteRoutes(fastify);
+}
diff --git a/src/ctask/ctask.schema.ts b/src/ctask/ctask.schema.ts
new file mode 100644
index 0000000..954873f
--- /dev/null
+++ b/src/ctask/ctask.schema.ts
@@ -0,0 +1,99 @@
+import mongoose from "mongoose";
+import { z } from "zod";
+import { files } from "../file/file.schema";
+import { buildJsonSchemas } from "fastify-zod";
+import { pageQueryParams } from "../pagination";
+
+const taskSchema = new mongoose.Schema({
+  tenantId: { type: String, required: true },
+  orgId: { type: String, required: true, ref: "organization" },
+  pid: { type: String, required: true, unique: true },
+  title: String,
+  dueDate: Date,
+  labels: [String],
+  priority: String,
+  stage: new mongoose.Schema(
+    {
+      pipeline: Array,
+      currentStage: Number,
+    },
+    { _id: false }
+  ),
+  createdAt: Date,
+  createdBy: {
+    type: mongoose.Types.ObjectId,
+    ref: "user",
+  },
+  assignedTo: {
+    type: mongoose.Types.ObjectId,
+    ref: "user",
+  },
+});
+
+export const taskFields = Object.keys(taskSchema.paths).filter(
+  (path) => path !== "__v"
+);
+
+export const taskModel = mongoose.model("ctask", taskSchema, "ctask");
+
+const createTaskInput = z.object({
+  title: z.string(),
+  dueDate: z.date().optional(),
+  files: z.array(files).optional(),
+  assignedTo: z.string().optional(),
+  labels: z.array(z.string()).optional(),
+  priority: z.string().optional(),
+  stage: z
+    .object({
+      pipeline: z.array(
+        z.object({
+          name: z.string(),
+          date: z.date().nullable().optional(),
+          description: z.string().optional(),
+          comment: z.string().optional(),
+        })
+      ),
+      currentStage: z.number(),
+    })
+    .optional(),
+});
+
+const updateTaskInput = z.object({
+  title: z.string().optional(),
+  dueDate: z.date().optional(),
+  files: z.array(files).optional(),
+  assignedTo: z.string().optional(),
+  labels: z.array(z.string()).optional(),
+  priority: z.string().optional(),
+  stage: z
+    .object({
+      pipeline: z.array(
+        z.object({
+          name: z.string(),
+          date: z.date().nullable().optional(),
+          description: z.string().optional(),
+          comment: z.string().optional(),
+        })
+      ),
+      currentStage: z.number(),
+    })
+    .optional(),
+});
+
+const uploadTaskInput = z.object({
+  files: z.array(files),
+});
+
+export type CreateTaskInput = z.infer<typeof createTaskInput>;
+export type UpdateTaskInput = z.infer<typeof updateTaskInput>;
+export type UploadTaskInput = z.infer<typeof uploadTaskInput>;
+
+export const { schemas: cTaskSchemas, $ref: $ctask } = buildJsonSchemas(
+  {
+    createTaskInput,
+    updateTaskInput,
+    uploadTaskInput,
+    pageQueryParams,
+  },
+  { $id: "ctask" }
+);
diff --git a/src/ctask/ctask.service.ts b/src/ctask/ctask.service.ts
new file mode 100644
index 0000000..99ff179
--- /dev/null
+++ b/src/ctask/ctask.service.ts
@@ -0,0 +1,262 @@
+import { AuthenticatedUser } from "../auth";
+import { getFilterObject, getSortObject, PageQueryParams } from "../pagination";
+import { generateId } from "../utils/id";
+import { taskPipeline } from "../utils/pipeline";
+import {
+  CreateTaskInput,
+  taskFields,
+  taskModel,
+  UpdateTaskInput,
+  UploadTaskInput,
+} from "./ctask.schema";
+
+export async function createTask(
+  input: CreateTaskInput,
+  user: AuthenticatedUser
+) {
+  if (!input.stage) {
+    input.stage = {
+      pipeline: taskPipeline,
+      currentStage: 0,
+    };
+  }
+
+  const task = await taskModel.create({
+    ...input,
+    tenantId: user.tenantId,
+    orgId: user.orgId,
+    pid: generateId(),
+    createdAt: new Date(),
+    createdBy: user.userId ?? null,
+  });
+
+  return await taskModel
+    .findOne({ pid: task.pid })
+    .populate({ path: "createdBy", select: "pid name avatar" })
+    .populate({ path: "assignedTo", select: "pid name avatar" });
+}
+
+export async function updateTask(
+  taskId: string,
+  input: UpdateTaskInput,
+  user: AuthenticatedUser
+) {
+  const updatedTask = await taskModel
+    .findOneAndUpdate(
+      { tenantId: user.tenantId, orgId: user.orgId, pid: taskId },
+      input,
+      { new: true }
+    )
+    .populate({ path: "createdBy", select: "pid name avatar" })
+    .populate({ path: "assignedTo", select: "pid name avatar" });
+
+  return updatedTask;
+}
+
+export async function getTask(taskId: string, user: AuthenticatedUser) {
+  return await taskModel
+    .findOne({ tenantId: user.tenantId, orgId: user.orgId, pid: taskId })
+    .populate({ path: "createdBy", select: "pid name avatar" })
+    .populate({ path: "assignedTo", select: "pid name avatar" });
+}
+
+export async function listTasks(
+  params: PageQueryParams,
+  user: AuthenticatedUser
+) {
+  const page = params.page || 1;
+  const pageSize = params.pageSize || 10;
+  const sortObj = getSortObject(params, taskFields);
+  const filterObj = getFilterObject(params) || [];
+
+  const taskList = await taskModel.aggregate([
+    {
+      $match: {
+        $and: [
+          { tenantId: user.tenantId },
+          { orgId: user.orgId },
+          ...filterObj,
+        ],
+      },
+    },
+    {
+      $lookup: {
+        from: "users",
+        localField: "createdBy",
+        foreignField: "_id",
+        as: "createdBy",
+      },
+    },
+    {
+      $lookup: {
+        from: "users",
+        localField: "assignedTo",
+        foreignField: "_id",
+        as: "assignedTo",
+      },
+    },
+    {
+      $project: {
+        _id: 1,
+        pid: 1,
+        title: 1,
+        dueDate: 1,
+        labels: 1,
+        priority: 1,
+        documents: 1,
+        stage: 1,
+        createdAt: 1,
+        createdBy: {
+          $let: {
+            vars: { createdBy: { $arrayElemAt: ["$createdBy", 0] } },
+            in: {
+              _id: "$$createdBy._id",
+              pid: "$$createdBy.pid",
+              name: "$$createdBy.name",
+            },
+          },
+        },
+        assignedTo: {
+          $let: {
+            vars: { assignedTo: { $arrayElemAt: ["$assignedTo", 0] } },
+            in: {
+              _id: "$$assignedTo._id",
+              pid: "$$assignedTo.pid",
+              name: "$$assignedTo.name",
+            },
+          },
+        },
+      },
+    },
+    {
+      $facet: {
+        metadata: [{ $count: "count" }],
+        data: [
+          { $sort: sortObj },
+          { $skip: (page - 1) * pageSize },
+          { $limit: pageSize },
+        ],
+      },
+    },
+  ]);
+
+  if (taskList[0].data.length === 0)
+    return { tasks: [], metadata: { count: 0, page, pageSize } };
+
+  return {
+    tasks: taskList[0]?.data,
+    metadata: {
+      count: taskList[0].metadata[0].count,
+      page,
+      pageSize,
+    },
+  };
+}
+
+export async function deleteTask(taskId: string, user: AuthenticatedUser) {
+  return await taskModel.deleteOne({
+    pid: taskId,
+    orgId: user.orgId,
+    tenantId: user.tenantId,
+  });
+}
+
+export async function searchTasks(
+  params: PageQueryParams,
+  user: AuthenticatedUser
+) {
+  const page = params.page || 1;
+  const pageSize = params.pageSize || 10;
+  const sortObj = getSortObject(params, taskFields);
+  const filterObj = getFilterObject(params) || [];
+
+  const regex = new RegExp(params.searchToken, "i");
+
+  const taskList = await taskModel.aggregate([
+    {
+      $match: {
+        $and: [
+          { tenantId: user.tenantId },
+          { orgId: user.orgId },
+          ...filterObj,
+        ],
+      },
+    },
+    {
+      $match: {
+        $or: [{ title: { $regex: regex } }],
+      },
+    },
+    {
+      $lookup: {
+        from: "users",
+        localField: "createdBy",
+        foreignField: "_id",
+        as: "createdBy",
+      },
+    },
+    {
+      $lookup: {
+        from: "users",
+        localField: "assignedTo",
+        foreignField: "_id",
+        as: "assignedTo",
+      },
+    },
+    {
+      $project: {
+        _id: 1,
+        pid: 1,
+        title: 1,
+        dueDate: 1,
+        labels: 1,
+        priority: 1,
+        documents: 1,
+        stage: 1,
+        createdAt: 1,
+        createdBy: {
+          $let: {
+            vars: { createdBy: { $arrayElemAt: ["$createdBy", 0] } },
+            in: {
+              _id: "$$createdBy._id",
+              pid: "$$createdBy.pid",
+              name: "$$createdBy.name",
+            },
+          },
+        },
+        assignedTo: {
+          $let: {
+            vars: { assignedTo: { $arrayElemAt: ["$assignedTo", 0] } },
+            in: {
+              _id: "$$assignedTo._id",
+              pid: "$$assignedTo.pid",
+              name: "$$assignedTo.name",
+            },
+          },
+        },
+      },
+    },
+    {
+      $facet: {
+        metadata: [{ $count: "count" }],
+        data: [
+          { $sort: sortObj },
+          { $skip: (page - 1) * pageSize },
+          { $limit: pageSize },
+        ],
+      },
+    },
+  ]);
+
+  if (taskList[0].data.length === 0)
+    return { tasks: [], metadata: { count: 0, page, pageSize } };
+
+  return {
+    tasks: taskList[0]?.data,
+    metadata: {
+      count: taskList[0].metadata[0].count,
+      page,
+      pageSize,
+    },
+  };
+}
diff --git a/src/routes.ts b/src/routes.ts
index 5063dac..35ce9c5 100644
--- a/src/routes.ts
+++ b/src/routes.ts
@@ -13,6 +13,7 @@ import { configRoutes } from "./config/config.route";
 import { mailProxyRoutes } from "./mailProxy/mailProxy.route";
 import { viewRoutes } from "./view/view.route";
 import { processedRoutes } from "./processed/processed.route";
+import { ctaskRoutes } from "./ctask/ctask.route";
 
 export default async function routes(fastify: FastifyInstance) {
   fastify.addHook("preHandler", authHandler);
@@ -23,6 +24,7 @@ export default async function routes(fastify: FastifyInstance) {
   fastify.register(fileRoutes, { prefix: "/files" });
   fastify.register(rtsRoutes, { prefix: "/rts" });
   fastify.register(taskRoutes, { prefix: "/tasks" });
+  fastify.register(ctaskRoutes, { prefix: "/ctasks" });
   fastify.register(notificationRoutes, { prefix: "/notifications" });
   fastify.register(mailProxyRoutes, { prefix: "/proxy" });
   fastify.register(configRoutes, { prefix: "/config" });
diff --git a/src/server.ts b/src/server.ts
index 5799809..9a748ce 100644
--- a/src/server.ts
+++ b/src/server.ts
@@ -21,6 +21,7 @@ import { configSchemas } from "./config/config.schema";
 import { mailSchemas } from "./mailProxy/mailProxy.schema";
 import { viewSchemas } from "./view/view.schema";
 import { processedSchemas } from "./processed/processed.schema";
+import { cTaskSchemas } from "./ctask/ctask.schema";
 
 const app = fastify({ logger: true, trustProxy: true });
 
@@ -49,6 +50,7 @@ for (const schema of [
   ...fileSchemas,
   ...rtsSchemas,
   ...taskSchemas,
+  ...cTaskSchemas,
   ...notificationSchemas,
   ...noteSchemas,
   ...configSchemas,
diff --git a/src/task/task.route.ts b/src/task/task.route.ts
index b7944ea..d6a17de 100644
--- a/src/task/task.route.ts
+++ b/src/task/task.route.ts
@@ -65,6 +65,8 @@ export async function taskRoutes(fastify: FastifyInstance) {
         },
         body: $task("updateTaskInput"),
       },
+      config: { requiredClaims: ["task:write"] },
+      preHandler: [fastify.authorize],
     },
     updateTaskHandler
   );
@@ -119,7 +121,7 @@ export async function taskRoutes(fastify: FastifyInstance) {
           },
         },
       },
-      config: { requiredClaims: ["rts:read"] },
+      config: { requiredClaims: ["task:read"] },
       preHandler: [fastify.authorize],
     },
     async (req, res) => {
diff --git a/src/utils/claims.ts b/src/utils/claims.ts
index 3dcf97e..5f6e262 100644
--- a/src/utils/claims.ts
+++ b/src/utils/claims.ts
@@ -20,6 +20,9 @@ export type Claim =
   | "task:read"
   | "task:write"
   | "task:delete"
+  | "ctask:read"
+  | "ctask:write"
+  | "ctask:delete"
   | "notification:read"
   | "notification:write"
   | "notification:delete"
diff --git a/src/utils/roles.ts b/src/utils/roles.ts
index dec4f90..3dfa663 100644
--- a/src/utils/roles.ts
+++ b/src/utils/roles.ts
@@ -126,6 +126,9 @@ export const rules: Record<
       "view:read",
       "view:write",
       "view:delete",
+      "ctask:read",
+      "ctask:write",
+      "ctask:delete",
       "note:read",
       "note:write",
     ],