diff --git a/atst/routes/task_orders/new.py b/atst/routes/task_orders/new.py
index 894885e9..d9bee3b7 100644
--- a/atst/routes/task_orders/new.py
+++ b/atst/routes/task_orders/new.py
@@ -12,6 +12,7 @@ from flask import (
 from . import task_orders_bp
 from atst.domain.task_orders import TaskOrders
 from atst.domain.portfolios import Portfolios
+from atst.utils.flash import formatted_flash as flash
 import atst.forms.task_order as task_order_form
 
 
@@ -200,6 +201,12 @@ def get_started():
 @task_orders_bp.route("/portfolios/<portfolio_id>/task_orders/new/<int:screen>")
 def new(screen, task_order_id=None, portfolio_id=None):
     workflow = ShowTaskOrderWorkflow(g.current_user, screen, task_order_id)
+
+    if task_order_id and screen is 4:
+        task_order = TaskOrders.get(g.current_user, task_order_id)
+        if not TaskOrders.all_sections_complete(task_order):
+            flash("task_order_draft")
+
     return render_template(
         workflow.template,
         current=screen,
diff --git a/atst/utils/flash.py b/atst/utils/flash.py
index 5f2dfafd..3614dffb 100644
--- a/atst/utils/flash.py
+++ b/atst/utils/flash.py
@@ -1,6 +1,14 @@
 from flask import flash, render_template_string
+from atst.utils.localization import translate
 
 MESSAGES = {
+    "task_order_draft": {
+        "title_template": translate("task_orders.form.draft_alert_title"),
+        "message_template": """
+        <p>Please complete your Task Order before submitting it for approval.</p>
+        """,
+        "category": "warning",
+    },
     "task_order_signed": {
         "title_template": "Task Order Signed",
         "message_template": """
diff --git a/tests/routes/task_orders/test_new_task_order.py b/tests/routes/task_orders/test_new_task_order.py
index 726b3fae..dff155cf 100644
--- a/tests/routes/task_orders/test_new_task_order.py
+++ b/tests/routes/task_orders/test_new_task_order.py
@@ -4,6 +4,7 @@ from flask import url_for
 from atst.domain.task_orders import TaskOrders
 from atst.models.attachment import Attachment
 from atst.routes.task_orders.new import ShowTaskOrderWorkflow, UpdateTaskOrderWorkflow
+from atst.utils.localization import translate
 
 from tests.factories import UserFactory, TaskOrderFactory, PortfolioFactory
 
@@ -142,6 +143,27 @@ def test_task_order_validates_email_address(client, user_session):
     assert "Invalid email" in body
 
 
+def test_review_screen_when_all_sections_complete(client, user_session):
+    to = task_order()
+    user_session(to.creator)
+    response = client.get(url_for("task_orders.new", screen=4, task_order_id=to.id))
+
+    body = response.data.decode()
+    assert translate("task_orders.form.draft_alert_title") not in body
+    assert response.status_code == 200
+
+
+def test_review_screen_when_not_all_sections_complete(client, user_session):
+    to = task_order()
+    TaskOrders.update(to.creator, to, clin_01=None)
+    user_session(to.creator)
+    response = client.get(url_for("task_orders.new", screen=4, task_order_id=to.id))
+
+    body = response.data.decode()
+    assert translate("task_orders.form.draft_alert_title") in body
+    assert response.status_code == 200
+
+
 @pytest.fixture
 def task_order():
     user = UserFactory.create()
@@ -242,4 +264,5 @@ def test_review_task_order_form(client, user_session, task_order):
         response = client.get(
             url_for("task_orders.new", screen=idx + 1, task_order_id=task_order.id)
         )
+
         assert response.status_code == 200
diff --git a/translations.yaml b/translations.yaml
index a7923816..a7ce25da 100644
--- a/translations.yaml
+++ b/translations.yaml
@@ -403,6 +403,8 @@ requests:
     questions_title_text: Questions related to JEDI Cloud migration
     rationalization_software_systems_tooltip: Rationalization is the DoD process to determine whether the application should move to the cloud.
 task_orders:
+  form:
+    draft_alert_title: Your draft has been saved
   sign:
     digital_signature_description: I acknowledge that I have read and fully understand the DoD CCPO JEDI agreements and completed all the necessary steps, as detailed in the FAR (Federal Acquisition Regulation).
     digital_signature_label: Digital Signature