Index: trunk/resources/data/validator/numeric.mapcss
===================================================================
--- trunk/resources/data/validator/numeric.mapcss	(revision 16769)
+++ trunk/resources/data/validator/numeric.mapcss	(revision 16772)
@@ -602,2 +602,10 @@
   assertNoMatch: "node maxstay=\"2.5 hours\"";
 }
+
+/* #19536 */
+*[name][name =~ /^([0-9.,]+)$/] {
+  throwOther: tr("Numeric name: {0}. Maybe {1} or {2} is meant.", "{0.value}", "ref", "addr:housenumber");
+  assertMatch: "node name=12";
+  assertMatch: "node name=3.5";
+  assertNoMatch: "node name=\"1. Chemnitzer Billardclub 1952 e.V.\"";
+}