diff --git a/phase4-lib/src/main/java/com/helger/phase4/sender/AbstractAS4PullRequestBuilder.java b/phase4-lib/src/main/java/com/helger/phase4/sender/AbstractAS4PullRequestBuilder.java
index e1f9da932..9a9c3bf85 100644
--- a/phase4-lib/src/main/java/com/helger/phase4/sender/AbstractAS4PullRequestBuilder.java
+++ b/phase4-lib/src/main/java/com/helger/phase4/sender/AbstractAS4PullRequestBuilder.java
@@ -247,6 +247,35 @@ public final IMPLTYPE signalMsgConsumer (@Nullable final IAS4SignalMessageConsum
     return thisAsT ();
   }
 
+  /**
+   * @return The optional Ebms3 Signal Message validation result handled. May be
+   *         <code>null</code>.
+   * @since 3.0.1
+   */
+  @Nullable
+  public final IAS4SignalMessageValidationResultHandler signalMsgValidationResultHdl ()
+  {
+    return m_aSignalMsgValidationResultHdl;
+  }
+
+  /**
+   * Set an optional Ebms3 Signal Message validation result handler. This
+   * handler is invoked, after the synchronous signal message references were
+   * evaluated. This handler cannot modify any message flow - it is an
+   * informational callback only.
+   *
+   * @param aSignalMsgValidationResultHdl
+   *        The optional signal message consumer. May be <code>null</code>.
+   * @return this for chaining
+   * @since 3.0.1
+   */
+  @Nonnull
+  public final IMPLTYPE signalMsgValidationResultHdl (@Nullable final IAS4SignalMessageValidationResultHandler aSignalMsgValidationResultHdl)
+  {
+    m_aSignalMsgValidationResultHdl = aSignalMsgValidationResultHdl;
+    return thisAsT ();
+  }
+
   @Override
   @Nonnull
   @OverridingMethodsMustInvokeSuper
diff --git a/phase4-lib/src/main/java/com/helger/phase4/sender/AbstractAS4UserMessageBuilder.java b/phase4-lib/src/main/java/com/helger/phase4/sender/AbstractAS4UserMessageBuilder.java
index 229fe2ed0..06c604fc0 100644
--- a/phase4-lib/src/main/java/com/helger/phase4/sender/AbstractAS4UserMessageBuilder.java
+++ b/phase4-lib/src/main/java/com/helger/phase4/sender/AbstractAS4UserMessageBuilder.java
@@ -732,6 +732,35 @@ public final IMPLTYPE signalMsgConsumer (@Nullable final IAS4SignalMessageConsum
     return thisAsT ();
   }
 
+  /**
+   * @return The optional Ebms3 Signal Message validation result handled. May be
+   *         <code>null</code>.
+   * @since 3.0.1
+   */
+  @Nullable
+  public final IAS4SignalMessageValidationResultHandler signalMsgValidationResultHdl ()
+  {
+    return m_aSignalMsgValidationResultHdl;
+  }
+
+  /**
+   * Set an optional Ebms3 Signal Message validation result handler. This
+   * handler is invoked, after the synchronous signal message references were
+   * evaluated. This handler cannot modify any message flow - it is an
+   * informational callback only.
+   *
+   * @param aSignalMsgValidationResultHdl
+   *        The optional signal message consumer. May be <code>null</code>.
+   * @return this for chaining
+   * @since 3.0.1
+   */
+  @Nonnull
+  public final IMPLTYPE signalMsgValidationResultHdl (@Nullable final IAS4SignalMessageValidationResultHandler aSignalMsgValidationResultHdl)
+  {
+    m_aSignalMsgValidationResultHdl = aSignalMsgValidationResultHdl;
+    return thisAsT ();
+  }
+
   @Override
   @Nonnull
   @OverridingMethodsMustInvokeSuper
diff --git a/phase4-peppol-client/src/test/java/com/helger/phase4/peppol/receivers/MainPhase4PeppolSenderHelger.java b/phase4-peppol-client/src/test/java/com/helger/phase4/peppol/receivers/MainPhase4PeppolSenderHelger.java
index 90446df8a..52efe05f1 100644
--- a/phase4-peppol-client/src/test/java/com/helger/phase4/peppol/receivers/MainPhase4PeppolSenderHelger.java
+++ b/phase4-peppol-client/src/test/java/com/helger/phase4/peppol/receivers/MainPhase4PeppolSenderHelger.java
@@ -35,6 +35,8 @@
 import com.helger.phase4.peppol.Phase4PeppolValidatonResultHandler;
 import com.helger.phase4.sender.EAS4UserMessageSendResult;
 import com.helger.phase4.sender.IAS4RawResponseConsumer;
+import com.helger.phase4.sender.IAS4SignalMessageValidationResultHandler;
+import com.helger.phase4.sender.LoggingAS4SignalMsgValidationResultHandler;
 import com.helger.phive.peppol.PeppolValidation2024_05;
 import com.helger.servlet.mock.MockServletContext;
 import com.helger.smpclient.peppol.SMPClientReadOnly;
@@ -79,6 +81,7 @@ public void onAS4Message (final AbstractAS4Message <?> aMsg)
         LOGGER.info ("Response headers:");
         x.getResponseHeaders ().forEachSingleHeader ( (k, v) -> LOGGER.info ("  " + k + "=" + v), false);
       };
+      final IAS4SignalMessageValidationResultHandler aSignalMsgValidationResultHdl = new LoggingAS4SignalMsgValidationResultHandler ();
       final PeppolUserMessageBuilder aBuilder = Phase4PeppolSender.builder ()
                                                                   .documentTypeID (Phase4PeppolSender.IF.createDocumentTypeIdentifierWithDefaultScheme ("urn:oasis:names:specification:ubl:schema:xsd:Invoice-2::Invoice##urn:cen.eu:en16931:2017#compliant#urn:fdc:peppol.eu:2017:poacc:billing:3.0::2.1"))
                                                                   .processID (Phase4PeppolSender.IF.createProcessIdentifierWithDefaultScheme ("urn:fdc:peppol.eu:2017:poacc:billing:01:1.0"))
@@ -94,6 +97,7 @@ public void onAS4Message (final AbstractAS4Message <?> aMsg)
                                                                   .validationConfiguration (PeppolValidation2024_05.VID_OPENPEPPOL_INVOICE_UBL_V3,
                                                                                             new Phase4PeppolValidatonResultHandler ())
                                                                   .buildMessageCallback (aBuildMessageCallback)
+                                                                  .signalMsgValidationResultHdl (aSignalMsgValidationResultHdl)
                                                                   .rawResponseConsumer (aRRC);
       final EAS4UserMessageSendResult eResult;
       eResult = aBuilder.sendMessageAndCheckForReceipt ();