diff --git a/.github/workflows/daily.yml b/.github/workflows/daily.yml
index 5946b57..a08ba66 100644
--- a/.github/workflows/daily.yml
+++ b/.github/workflows/daily.yml
@@ -6,9 +6,12 @@ on:
   workflow_dispatch:
     inputs:
       projectHours:
-        description: 'Number of hours to fetch active projects (1-24)'
+        description: "Number of hours to fetch active projects (1-24)"
+        required: false
+        default: "24" # Default value as a string
+      tasking_manager_api_key:
+        description: "Enter the TASKING MANAGER API KEY (leave blank if not applicable)"
         required: false
-        default: '24'  # Default value as a string
 
 jobs:
   Run-Scheduled-Exports:
@@ -41,3 +44,4 @@ jobs:
         run: python tm_extractor.py --fetch-active-projects ${{ steps.project_hours.outputs.value }}
         env:
           RAWDATA_API_AUTH_TOKEN: ${{ secrets.RAWDATA_API_AUTH_TOKEN }}
+          TASKING_MANAGER_API_KEY: ${{ github.event.inputs.tasking_manager_api_key || 'None' }}
diff --git a/.github/workflows/manual.yml b/.github/workflows/manual.yml
index 2ec9ca8..b4bc926 100644
--- a/.github/workflows/manual.yml
+++ b/.github/workflows/manual.yml
@@ -6,6 +6,9 @@ on:
       project_ids:
         description: 'Enter space-separated project IDs (e.g., "123 456 789")'
         required: true
+      tasking_manager_api_key:
+        description: "Enter the TASKING MANAGER API KEY (leave blank if not applicable)"
+        required: false
 
 jobs:
   Run-Manual-TM-Projects-Report:
@@ -25,3 +28,4 @@ jobs:
         run: python tm_extractor.py --projects ${{ github.event.inputs.project_ids }}
         env:
           RAWDATA_API_AUTH_TOKEN: ${{ secrets.RAWDATA_API_AUTH_TOKEN }}
+          TASKING_MANAGER_API_KEY: ${{ github.event.inputs.tasking_manager_api_key || 'None' }}
diff --git a/Readme.md b/Readme.md
index 752145a..23944ec 100644
--- a/Readme.md
+++ b/Readme.md
@@ -138,6 +138,8 @@ export RAWDATA_API_AUTH_TOKEN='my_token'
 
 - **`CONFIG_JSON`**: Path to the config JSON file. Default is `config.json`.
 
+- **`TASKING_MANAGER_API_KEY`**: [Optional] Tasking manager API key . Example : `Token your_token_key_from_tasking_manager`. Only required to fetch projects that requires authentication.
+
 ### Config JSON
 
 The `config.json` file contains configuration settings for the extraction process. It includes details about the dataset, categories, and geometry of the extraction area.
diff --git a/tm_extractor.py b/tm_extractor.py
index 862e64d..a1979f1 100644
--- a/tm_extractor.py
+++ b/tm_extractor.py
@@ -45,6 +45,7 @@ def __init__(
             "https://tasking-manager-tm4-production-api.hotosm.org/api/v2",
         )
         self.RAWDATA_API_AUTH_TOKEN = os.environ.get("RAWDATA_API_AUTH_TOKEN")
+        self.TASKING_MANAGER_API_KEY = os.environ.get("TASKING_MANAGER_API_KEY", None)
 
     def get_mapping_list(self, input_value):
         if isinstance(input_value, int):
@@ -192,7 +193,10 @@ def get_project_details(self, project_id):
         max_retries = 3
         for retry in range(max_retries):
             try:
-                response = requests.get(project_api_url, timeout=20)
+                headers = {"accept": "application/json"}
+                if self.TASKING_MANAGER_API_KEY:
+                    headers["Authorization"] = self.TASKING_MANAGER_API_KEY
+                response = requests.get(project_api_url, timeout=20, headers=headers)
                 response.raise_for_status()
                 result = response.json()
 
@@ -212,7 +216,12 @@ def get_active_projects(self, time_interval):
         for retry in range(max_retries):
             try:
                 active_projects_api_url = f"{self.TM_API_BASE_URL}/projects/queries/active/?interval={time_interval}"
-                response = requests.get(active_projects_api_url, timeout=10)
+                headers = {"accept": "application/json"}
+                if self.TASKING_MANAGER_API_KEY:
+                    headers["Authorization"] = self.TASKING_MANAGER_API_KEY
+                response = requests.get(
+                    active_projects_api_url, timeout=10, headers=headers
+                )
                 response.raise_for_status()
                 return response.json()["features"]
             except Exception as ex:
@@ -304,6 +313,11 @@ def main():
     if os.environ.get("RAWDATA_API_AUTH_TOKEN", None) is None:
         raise ValueError("RAWDATA_API_AUTH_TOKEN environment variable not found.")
 
+    if os.environ.get("TASKING_MANAGER_API_KEY", None) is None:
+        print(
+            "Tasking manager API key is not supplied , Authenticated endpoint won't be available"
+        )
+
     project_processor = ProjectProcessor(config_json)
     task_ids = project_processor.init_call(
         projects=args.projects, fetch_active_projects=args.fetch_active_projects