Index: /trunk/data/validator/highway.mapcss
===================================================================
--- /trunk/data/validator/highway.mapcss	(revision 12193)
+++ /trunk/data/validator/highway.mapcss	(revision 12194)
@@ -53,5 +53,5 @@
 }
 
-way.major_road[!ref][!destination:ref] {
+way.major_road[!ref][!destination:ref][noref!=yes] {
   throwOther: tr("highway without a reference");
   group: tr("missing tag");
@@ -59,4 +59,5 @@
   assertNoMatch: "way highway=primary ref=123";
   assertNoMatch: "way highway=primary destination:ref=123";
+  assertNoMatch: "way highway=primary noref=yes";
 }