lib/metanorma/un/un.rng in metanorma-un-0.8.8 vs lib/metanorma/un/un.rng in metanorma-un-0.9.0

@@ -47,9 +47,19 @@
             <value>important</value>
             <value>safety precautions</value>
           </choice>
         </attribute>
         <optional>
+          <attribute name="coverpage">
+            <data type="boolean"/>
+          </attribute>
+        </optional>
+        <optional>
+          <attribute name="notag">
+            <data type="boolean"/>
+          </attribute>
+        </optional>
+        <optional>
           <ref name="tname"/>
         </optional>
         <oneOrMore>
           <choice>
             <ref name="paragraph-with-footnote"/>