diff --git a/src/schema/common.rnc b/src/schema/common.rnc
index 46c586aa2c819ce7e84c66c6c0a02176dea4664c..8da894f026302f2b43e4a86c3ee14e9f05e1efd4 100644
--- a/src/schema/common.rnc
+++ b/src/schema/common.rnc
@@ -14,6 +14,16 @@ namespace s = "http://purl.oclc.org/dsdl/schematron"
 [
    s:ns [ prefix = "rdf" uri = "http://www.w3.org/1999/02/22-rdf-syntax-ns#" ]
    s:ns [ prefix = "owl" uri = "http://www.w3.org/2002/07/owl#" ]
+
+   s:pattern [
+      s:rule [
+         context = "@rdf:about | @rdf:resource" s:assert [
+            test = "matches(., '^https?://')"
+            id = "general_001"
+            "Verwende immer vollständige URIs für Subjekte oder Referenzen"
+         ]
+      ]
+   ]
 ]
 
 start = rdfWrapper
diff --git a/test/schema/common.xspec b/test/schema/common.xspec
index 69b2d9dedbf1e53d4998ff64f8558c88cbf7f838..91bd4f5c30af32f5d0a9822e453dcdb9d4c52c76 100644
--- a/test/schema/common.xspec
+++ b/test/schema/common.xspec
@@ -32,4 +32,21 @@
     </xspec:scenario>
   </xspec:scenario>
 
+  <xspec:scenario label="Verwende immer vollständige URIs für Subjekte oder Referenzen">
+    <xspec:scenario label="Regel trifft zu">
+      <xspec:context xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">
+        <Entity rdf:about="http://example.hab.de/entity"/>
+      </xspec:context>
+      <xspec:expect-not-assert id="general_001"/>
+    </xspec:scenario>
+    <xspec:scenario label="Regel nicht trifft zu">
+      <xspec:context xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">
+        <Entity>
+          <Property rdf:resource="property"/>
+        </Entity>
+      </xspec:context>
+      <xspec:expect-assert id="general_001"/>
+    </xspec:scenario>
+  </xspec:scenario>
+
 </xspec:description>