Index: DOM/TRANSP/impl/DataM/DataMTransportAPI.cls.xml
===================================================================
diff -u -r29059 -r50570
--- DOM/TRANSP/impl/DataM/DataMTransportAPI.cls.xml	(.../DataMTransportAPI.cls.xml)	(revision 29059)
+++ DOM/TRANSP/impl/DataM/DataMTransportAPI.cls.xml	(.../DataMTransportAPI.cls.xml)	(revision 50570)
@@ -86,6 +86,13 @@
 <Implementation><![CDATA[	quit ##class(DOM.TRANSP.data.DistributeurData).OpenId(DataID)
 ]]></Implementation>
 </Method>
+
+<Method name="IsGLS">
+<FormalSpec>TransporteurID:%String</FormalSpec>
+<ReturnType>%Boolean</ReturnType>
+<Implementation><![CDATA[	quit ( ##class(DOM.TRANSP.enu.Transporteur).GLSBelgiumFreight() ) || ( ##class(DOM.TRANSP.enu.Transporteur).GLSBelgiumParcel() )
+]]></Implementation>
+</Method>
 </Class>