diff --git a/ietf/doc/models.py b/ietf/doc/models.py
index 063e66e94..a1b25de30 100644
--- a/ietf/doc/models.py
+++ b/ietf/doc/models.py
@@ -590,7 +590,7 @@ class StateDocEvent(DocEvent):
     state = models.ForeignKey(State, blank=True, null=True)
 
 class ConsensusDocEvent(DocEvent):
-    consensus = models.BooleanField()
+    consensus = models.BooleanField(default=False)
 
 # IESG events
 class BallotType(models.Model):
diff --git a/ietf/ipr/models.py b/ietf/ipr/models.py
index c8655b94d..a820456da 100644
--- a/ietf/ipr/models.py
+++ b/ietf/ipr/models.py
@@ -72,7 +72,7 @@ class IprDetail(models.Model):
     lic_opt_b_sub = models.IntegerField(null=True, editable=False, choices=STDONLY_CHOICES)
     lic_opt_c_sub = models.IntegerField(null=True, editable=False, choices=STDONLY_CHOICES)
     comments = models.TextField("Licensing Comments", blank=True)
-    lic_checkbox = models.BooleanField("All terms and conditions has been disclosed")
+    lic_checkbox = models.BooleanField("All terms and conditions has been disclosed", default=False)
 
 
     # Other notes fieldset
@@ -80,9 +80,9 @@ class IprDetail(models.Model):
 
     # Generated fields, not part of the submission form
     # Hidden fields
-    third_party = models.BooleanField()
-    generic = models.BooleanField()
-    comply = models.BooleanField()
+    third_party = models.BooleanField(default=False)
+    generic = models.BooleanField(default=False)
+    comply = models.BooleanField(default=False)
 
     status = models.IntegerField(null=True, blank=True, choices=STATUS_CHOICES)
     submitted_date = models.DateField(blank=True)
diff --git a/ietf/nomcom/models.py b/ietf/nomcom/models.py
index ff6d8c8f4..734397337 100644
--- a/ietf/nomcom/models.py
+++ b/ietf/nomcom/models.py
@@ -38,9 +38,9 @@ class NomCom(models.Model):
                                   upload_to=upload_path_handler, blank=True, null=True)
 
     group = models.ForeignKey(Group)
-    send_questionnaire = models.BooleanField(verbose_name='Send automatically questionnaires"',
-                                            help_text='If you check this box, questionnaires are sent automatically after nominations')
-    reminder_interval = models.PositiveIntegerField(help_text='If the nomcom user the interval field then a cron command will \
+    send_questionnaire = models.BooleanField(verbose_name='Send questionnaires automatically"', default=False,
+                                             help_text='If you check this box, questionnaires are sent automatically after nominations')
+    reminder_interval = models.PositiveIntegerField(help_text='If the nomcom user sets the interval field then a cron command will \
                                                                send reminders to the nominees who have not responded using \
                                                                the following formula: (today - nomination_date) % interval == 0',
                                                                blank=True, null=True)
@@ -142,7 +142,7 @@ class Position(models.Model):
     description = models.TextField(verbose_name='Description')
     requirement = models.ForeignKey(DBTemplate, related_name='requirement', null=True, editable=False)
     questionnaire = models.ForeignKey(DBTemplate, related_name='questionnaire', null=True, editable=False)
-    is_open = models.BooleanField(verbose_name='Is open')
+    is_open = models.BooleanField(verbose_name='Is open', default=False)
     incumbent = models.ForeignKey(Email, null=True, blank=True)
 
     objects = PositionManager()