diff --git a/src/main/plugin/iso19139.ca.HNAP/loc/eng/schematron-rules-common.xml b/src/main/plugin/iso19139.ca.HNAP/loc/eng/schematron-rules-common.xml
index f98797b5..9b4ec8cd 100644
--- a/src/main/plugin/iso19139.ca.HNAP/loc/eng/schematron-rules-common.xml
+++ b/src/main/plugin/iso19139.ca.HNAP/loc/eng/schematron-rules-common.xml
@@ -54,5 +54,6 @@
   <MapResourcesWMSNumber>The number of WMS Map Resources should be at most 2 (one for english and one for french)</MapResourcesWMSNumber>
 
   <ServiceNamespace>srv:SV_ServiceIdentification is misplaced for gmd:MD_ScopeCode: </ServiceNamespace>
+  <MissingContactMail>Contact - Electronic mail address is required</MissingContactMail>
 
 </strings>
diff --git a/src/main/plugin/iso19139.ca.HNAP/loc/fre/schematron-rules-common.xml b/src/main/plugin/iso19139.ca.HNAP/loc/fre/schematron-rules-common.xml
index 52933543..938075a0 100644
--- a/src/main/plugin/iso19139.ca.HNAP/loc/fre/schematron-rules-common.xml
+++ b/src/main/plugin/iso19139.ca.HNAP/loc/fre/schematron-rules-common.xml
@@ -54,5 +54,6 @@
   <MapResourcesWMSNumber>Le nombre de sources de la carte WMS devrait être au plus 2 (une pour l'anglais et une pour le français)</MapResourcesWMSNumber>
 
   <ServiceNamespace>srv:SV_ServiceIdentification est mal placé pour gmd:MD_ScopeCode: </ServiceNamespace>
+  <MissingContactMail>Contact - Adresse de courrier électronique obligatoire</MissingContactMail>
 
 </strings>
diff --git a/src/main/plugin/iso19139.ca.HNAP/schematron/schematron-rules-common.sch b/src/main/plugin/iso19139.ca.HNAP/schematron/schematron-rules-common.sch
index c2831b2c..fa738f6e 100644
--- a/src/main/plugin/iso19139.ca.HNAP/schematron/schematron-rules-common.sch
+++ b/src/main/plugin/iso19139.ca.HNAP/schematron/schematron-rules-common.sch
@@ -61,6 +61,11 @@
   <sch:pattern>
     <sch:title>$loc/strings/Metadata</sch:title>
 
+    <sch:rule context="/gmd:MD_Metadata">
+      <sch:let name="missingContactMail" value="not(gmd:contact/*/gmd:contactInfo/*/gmd:address/gmd:CI_Address/gmd:electronicMailAddress)" />
+      <sch:assert test="not($missingContactMail)">$loc/strings/MissingContactMail</sch:assert>
+    </sch:rule>
+
     <!-- HierarchyLevel -->
     <sch:rule context="//gmd:hierarchyLevel">