diff --git a/apcd_cms/src/apps/registrations/templates/submission_form/registration_form_body.html b/apcd_cms/src/apps/registrations/templates/submission_form/registration_form_body.html
index 14bd0a95..5167beba 100644
--- a/apcd_cms/src/apps/registrations/templates/submission_form/registration_form_body.html
+++ b/apcd_cms/src/apps/registrations/templates/submission_form/registration_form_body.html
@@ -463,7 +463,7 @@ <h6>
                         class="integerfield"
                         id="total_covered_lives_{{ent_no}}_{{r.reg_id}}"
                         inputmode="numeric"
-                        pattern="^[1-9]+[0-9]*$"
+                        pattern="^(0|[1-9][0-9]*)$"
                         value="{% if not renew %}{{ entity.no_covered }}{% endif %}"
                     />
                     </div>
@@ -482,7 +482,7 @@ <h6>
                         class="integerfield"
                         id="claims_encounters_volume_{{ent_no}}_{{r.reg_id}}"
                         inputmode="numeric"
-                        pattern="^[1-9]+[0-9]*$"
+                        pattern="^(0|[1-9][0-9]*)$"
                         value="{% if not renew %}{{ entity.claim_and_enc_vol }}{% endif %}"
                     />
 
@@ -506,7 +506,7 @@ <h6>
                         class="integerfield"
                         id="total_claims_value_{{ent_no}}_{{r.reg_id}}"
                         inputmode="numeric"
-                        pattern="^(?=.*[1-9])[0-9]*[.]?[0-9]{1,2}$"
+                        pattern="^(0|[1-9][0-9]*)(\.[0-9]{1,2})?$"
                         value="{% if not renew %}{{ entity.claim_val }}{% endif %}"
                     />
                     </div>
@@ -760,7 +760,7 @@ <h6>
                 class="integerfield"
                 id="total_covered_lives_1"
                 inputmode="numeric"
-                pattern="^[1-9]+[0-9]*$"
+                pattern="^(0|[1-9][0-9]*)$"
                 />
             </div>
 
@@ -778,7 +778,7 @@ <h6>
                 class="integerfield"
                 id="claims_encounters_volume_1"
                 inputmode="numeric"
-                pattern="^[1-9]+[0-9]*$"
+                pattern="^(0|[1-9][0-9]*)$"
                 />
 
                 <div class="help-text">
@@ -801,7 +801,7 @@ <h6>
                 class="integerfield"
                 id="total_claims_value_1"
                 inputmode="numeric"
-                pattern="^(?=.*[1-9])[0-9]*[.]?[0-9]{1,2}$"
+                pattern="^(0|[1-9][0-9]*)(\.[0-9]{1,2})?$"
                 />
             </div>
             {# Additional entities rendered here... #}
diff --git a/apcd_cms/src/apps/registrations/templates/submission_form/registration_form_scripts.html b/apcd_cms/src/apps/registrations/templates/submission_form/registration_form_scripts.html
index ba1458da..c525b582 100644
--- a/apcd_cms/src/apps/registrations/templates/submission_form/registration_form_scripts.html
+++ b/apcd_cms/src/apps/registrations/templates/submission_form/registration_form_scripts.html
@@ -316,7 +316,7 @@ <h6>
             class="integerfield"
             id="total_covered_lives_${entities}${reg_id_substr}"
             inputmode="numeric"
-            pattern="^[1-9]+[0-9]*$"
+            pattern="^(0|[1-9][0-9]*)$"
           />
           <div id="help-text-total_covered_lives_${entities}" class="help-text">
           </div>
@@ -333,7 +333,7 @@ <h6>
             class="integerfield"
             id="claims_encounters_volume_${entities}${reg_id_substr}"
             inputmode="numeric"
-            pattern="^[1-9]+[0-9]*$"
+            pattern="^(0|[1-9][0-9]*)$"
           />
           <div id="help-text-claims_encounters_volume_${entities}" class="help-text">
             Enter a whole number.
@@ -352,7 +352,7 @@ <h6>
             class="integerfield"
             id="total_claims_value_${entities}${reg_id_substr}"
             inputmode="numeric"
-            pattern="^(?=.*[1-9])[0-9]*[.]?[0-9]{1,2}$"
+            pattern="^(0|[1-9][0-9]*)(\.[0-9]{1,2})?$"
           />
           <div id="help-text-total_claims_value_${entities}" class="help-text">
           </div>