diff --git a/CHANGELOG.md b/CHANGELOG.md
index de4c4a8..8250431 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+## 202404.02
+
+- Various bug fixes.
+- Added ability to sign off on submission in submission details.
+
 ## 202403.03
 
 - Automated version construction.
diff --git a/src/submissions/backend/validators/pydant.py b/src/submissions/backend/validators/pydant.py
index 16a063f..e42d5a1 100644
--- a/src/submissions/backend/validators/pydant.py
+++ b/src/submissions/backend/validators/pydant.py
@@ -137,20 +137,6 @@ class PydReagent(BaseModel):
             # add end-of-life extension from reagent type to expiry date
             # NOTE: this will now be done only in the reporting phase to account for potential changes in end-of-life extensions
         return reagent, report
-
-    # def toForm(self, parent:QWidget, extraction_kit:str) -> QComboBox:
-    #     """
-    #     Converts this instance into a form widget
-
-    #     Args:
-    #         parent (QWidget): Parent widget of the constructed object
-    #         extraction_kit (str): Name of extraction kit used
-
-    #     Returns:
-    #         QComboBox: Form object.
-    #     """        
-    #     from frontend.widgets.submission_widget import ReagentFormWidget
-    #     return ReagentFormWidget(parent=parent, reagent=self, extraction_kit=extraction_kit)
     
 class PydSample(BaseModel, extra='allow'):
 
diff --git a/src/submissions/frontend/widgets/submission_details.py b/src/submissions/frontend/widgets/submission_details.py
index 680c8ac..29c278d 100644
--- a/src/submissions/frontend/widgets/submission_details.py
+++ b/src/submissions/frontend/widgets/submission_details.py
@@ -5,7 +5,7 @@ from PyQt6.QtWebChannel import QWebChannel
 from PyQt6.QtCore import Qt, pyqtSlot
 
 from backend.db.models import BasicSubmission, BasicSample
-from tools import check_if_app
+from tools import check_if_app, check_authorization, is_power_user
 from .functions import select_save_file
 from io import BytesIO
 from tempfile import TemporaryFile, TemporaryDirectory
@@ -92,10 +92,18 @@ class SubmissionDetails(QDialog):
         logger.debug(f"Making platemap...")
         self.base_dict['platemap'] = submission.make_plate_map()
         self.base_dict, self.template = submission.get_details_template(base_dict=self.base_dict)
-        self.html = self.template.render(sub=self.base_dict)
+        self.html = self.template.render(sub=self.base_dict, signing_permission=is_power_user())
         self.webview.setHtml(self.html)
         self.setWindowTitle(f"Submission Details - {submission.rsl_plate_num}")
 
+    @pyqtSlot(str)
+    def sign_off(self, submission:str|BasicSubmission):
+        logger.debug(f"Signing off on {submission}")
+        if isinstance(submission, str):
+            submission = BasicSubmission.query(rsl_number=submission)
+        submission.uploaded_by = getuser()
+        submission.save()
+
     def export(self):
         """
         Renders submission to html, then creates and saves .pdf file to user selected file.
diff --git a/src/submissions/templates/basicsubmission_details.html b/src/submissions/templates/basicsubmission_details.html
index 4917fd1..c07d256 100644
--- a/src/submissions/templates/basicsubmission_details.html
+++ b/src/submissions/templates/basicsubmission_details.html
@@ -116,6 +116,12 @@
         <img height="300px" width="650px" src="data:image/jpeg;base64,{{ sub['export_map'] | safe }}">
         {% endif %}
         {% endblock %}
+        {% if signing_permission %}
+        <button type="button" id="sign_btn">Sign Off</button>
+        {% endif %}
+        <br>
+        <br>
+        <br>
     </body>
     <script>
         var backend;
@@ -127,5 +133,8 @@
             backend.sample_details("{{ sample['Submitter ID'] }}");
         });
         {% endfor %}
+        document.getElementById("sign_btn").addEventListener("click", function(){
+            backend.sign_off("{{ sub['Plate Number'] }}");
+        })
     </script>
 </html>
diff --git a/src/submissions/tools.py b/src/submissions/tools.py
index 9564f9e..619af5f 100644
--- a/src/submissions/tools.py
+++ b/src/submissions/tools.py
@@ -537,6 +537,9 @@ def rreplace(s, old, new):
 
 ctx = get_config(None)
 
+def is_power_user() -> bool:
+    return getpass.getuser() in ctx.power_users
+
 def check_authorization(func):
     """
     Decorator to check if user is authorized to access function
@@ -546,7 +549,7 @@ def check_authorization(func):
     """    
     def wrapper(*args, **kwargs):
         logger.debug(f"Checking authorization")
-        if getpass.getuser() in ctx.power_users:
+        if is_power_user():
             return func(*args, **kwargs)
         else:
             logger.error(f"User {getpass.getuser()} is not authorized for this function.")