diff --git a/tier1/{{cookiecutter.project_slug}}/.github/repometrics/hooks/post_gen_project.py b/tier1/{{cookiecutter.project_slug}}/.github/repometrics/hooks/post_gen_project.py
new file mode 100644
index 0000000..cf0907d
--- /dev/null
+++ b/tier1/{{cookiecutter.project_slug}}/.github/repometrics/hooks/post_gen_project.py
@@ -0,0 +1,72 @@
+import subprocess
+import json
+import os
+import shutil
+
+def get_date_fields():
+    # Run git commands and capture as string
+    output = subprocess.run(['git', 'log', '--date=iso', '--pretty=%cI', '--max-parents=0', '-n', '1'], capture_output=True, text=True)
+
+    # Store string and strip of leading / trailing whitespace
+    date =  output.stdout.strip()
+
+    # Create a dictionary for date information to be pushed to JSON
+    date_information = {"created": f"{date}", 
+    "lastModified": "{% now 'utc', '%Y-%m-%dT%H:%M:%S%z' %}",
+    "metadataLastUpdated": "{% now 'utc', '%Y-%m-%dT%H:%M:%S%z' %}"}
+
+    return date_information
+
+def update_code_json(json_file_path):
+    # Read the JSON 
+    with open(json_file_path, 'r') as file:
+        data = json.load(file)
+
+    # Add date_information to the JSON
+    data['date'] = get_date_fields()
+
+    # Update the JSON 
+    with open(json_file_path, 'w') as file:
+        json.dump(data, file, indent = 2)
+
+def main():
+    try:
+        # Change to the parent directory
+        os.chdir('..')
+
+        # Define the repometrics directory to remove
+        dir_name = "repometrics"
+
+        # Check if repometrics directory exists and remove it
+        if os.path.exists(dir_name):
+            shutil.rmtree(dir_name)
+
+        # Get the project name from cookiecutter
+        sub_project_dir = "{{cookiecutter.project_name}}"
+        repometrics_file = "code.json"
+        project_root_dir = os.path.abspath('..')
+
+        json_file_path = os.path.join(sub_project_dir, repometrics_file)
+    
+        if os.path.exists(json_file_path):
+            # Move code.json file to parent directory
+            new_json_path = os.path.join(project_root_dir, repometrics_file)
+            shutil.move(json_file_path, new_json_path)
+        
+            # Remove the source directory
+            shutil.rmtree(sub_project_dir)
+
+            # Update the json with date_information
+            update_code_json(new_json_path)
+            print("Succesfully generated code.json file!")
+
+        else:
+            print(f"Error: {repometrics_file} not found in {sub_project_dir}")
+
+    except OSError as error:
+        print(f"Error during OS operations: {error}")
+    except shutil.Error as error:
+        print(f"Error during shutil operations: {error}")
+
+if __name__ == "__main__":
+    main()
diff --git a/tier1/{{cookiecutter.project_slug}}/.github/repometrics/hooks/post_gen_project.sh b/tier1/{{cookiecutter.project_slug}}/.github/repometrics/hooks/post_gen_project.sh
deleted file mode 100644
index 399d66a..0000000
--- a/tier1/{{cookiecutter.project_slug}}/.github/repometrics/hooks/post_gen_project.sh
+++ /dev/null
@@ -1,33 +0,0 @@
-#!/bin/bash
-
-# Change to the parent directory
-cd ..
-
-# Define the repometrics directory to remove
-dir_name="repometrics"
-
-# Check if repometrics directory exists and remove it
-if [ -d "$dir_name" ]; then
-  rm -rf "$dir_name"
-fi
-
-project_name="{{cookiecutter.project_name}}"
-sub_project_dir="${project_name}"
-repometrics_file="code.json"
-project_root_dir="../"
-
-if [ -f "${sub_project_dir}/${repometrics_file}" ]; then  
-  # Move code.json file to parent directory
-  mv "${sub_project_dir}/${repometrics_file}" "${project_root_dir}"
-  
-  # Check if the move was successful
-  if [ $? -eq 0 ]; then    
-    # Remove the source directory
-    rm -rf "${sub_project_dir}"
-    
-    # Check if the deletion was successful
-    if [ $? -eq 0 ]; then
-      echo "Successfully generated code.json file."
-    fi
-  fi
-fi
\ No newline at end of file
diff --git a/tier1/{{cookiecutter.project_slug}}/.github/repometrics/{{cookiecutter.project_name}}/code.json b/tier1/{{cookiecutter.project_slug}}/.github/repometrics/{{cookiecutter.project_name}}/code.json
index e2525a2..d71a132 100644
--- a/tier1/{{cookiecutter.project_slug}}/.github/repometrics/{{cookiecutter.project_name}}/code.json
+++ b/tier1/{{cookiecutter.project_slug}}/.github/repometrics/{{cookiecutter.project_name}}/code.json
@@ -24,10 +24,6 @@
   "softwareType": "{{ cookiecutter.software_type }}",
   "languages": [ "{{ cookiecutter.languages }}" ],
   "maintenance": "{{ cookiecutter.maintenance }}",
-  "date": {
-    "lastModified": "{% now 'utc', '%Y-%m-%dT%H:%M:%S%z' %}",
-    "metadataLastUpdated": "{% now 'utc', '%Y-%m-%dT%H:%M:%S%z' %}"
-  },
   "tags": [ "{{ cookiecutter.tags }}" ],
   "contact": {
     "email": "{{ cookiecutter.contact_email }}",