diff --git a/atst/forms/task_order.py b/atst/forms/task_order.py
index 64a3d84a..fb10774e 100644
--- a/atst/forms/task_order.py
+++ b/atst/forms/task_order.py
@@ -9,6 +9,9 @@ from wtforms.fields import (
 )
 from wtforms.fields.html5 import DateField
 from wtforms.widgets import ListWidget, CheckboxInput
+from wtforms.validators import Required, Length
+
+from atst.forms.validators import IsNumber
 
 from .forms import CacheableForm
 from .data import (
@@ -87,15 +90,23 @@ class OversightForm(CacheableForm):
     ko_first_name = StringField("First Name")
     ko_last_name = StringField("Last Name")
     ko_email = StringField("Email")
-    ko_dod_id = StringField("DOD ID")
+    ko_dod_id = StringField(
+        "DOD ID", validators=[Required(), Length(min=10), IsNumber()]
+    )
+
     cor_first_name = StringField("First Name")
     cor_last_name = StringField("Last Name")
     cor_email = StringField("Email")
-    cor_dod_id = StringField("DOD ID")
+    cor_dod_id = StringField(
+        "DOD ID", validators=[Required(), Length(min=10), IsNumber()]
+    )
+
     so_first_name = StringField("First Name")
     so_last_name = StringField("Last Name")
     so_email = StringField("Email")
-    so_dod_id = StringField("DOD ID")
+    so_dod_id = StringField(
+        "DOD ID", validators=[Required(), Length(min=10), IsNumber()]
+    )
 
     ko_invite = BooleanField(
         "Invite KO to Task Order Builder",
diff --git a/templates/components/user_info.html b/templates/components/user_info.html
index 7c6378ca..244c7e0d 100644
--- a/templates/components/user_info.html
+++ b/templates/components/user_info.html
@@ -17,7 +17,7 @@
   </div>
 
   <div class='form-col form-col--half'>
-    {{ TextInput(dod_id, placeholder='1234567890') }}
+    {{ TextInput(dod_id, placeholder='1234567890', validation='dodId') }}
   </div>
 </div>
 {% endmacro %}
diff --git a/tests/routes/workspaces/test_invitations.py b/tests/routes/workspaces/test_invitations.py
index 1fcc4145..0d0b4419 100644
--- a/tests/routes/workspaces/test_invitations.py
+++ b/tests/routes/workspaces/test_invitations.py
@@ -225,6 +225,8 @@ def test_task_order_officer_accepts_invite(monkeypatch, client, user_session):
             "ko_last_name": user_info["last_name"],
             "ko_email": user_info["email"],
             "ko_dod_id": user_info["dod_id"],
+            "so_dod_id": task_order.so_dod_id,
+            "cor_dod_id": task_order.cor_dod_id,
             "ko_invite": True,
         },
     )