diff --git a/core/src/main/java/google/registry/flows/EppException.java b/core/src/main/java/google/registry/flows/EppException.java
index 76c9aea2b..6ef2dd3fe 100644
--- a/core/src/main/java/google/registry/flows/EppException.java
+++ b/core/src/main/java/google/registry/flows/EppException.java
@@ -209,6 +209,7 @@ public abstract class EppException extends Exception {
   /** Specified command is not implemented. */
   @EppResultCode(Code.UNIMPLEMENTED_COMMAND)
   public static class UnimplementedCommandException extends EppException {
+
     public UnimplementedCommandException(InnerCommand command) {
       super(String.format(
           "No flow found for %s with extension %s",
@@ -217,6 +218,10 @@ public abstract class EppException extends Exception {
               ? ((ResourceCommandWrapper) command).getResourceCommand().getClass().getSimpleName()
               : null));
     }
+
+    public UnimplementedCommandException(String message) {
+      super(message);
+    }
   }
 
   /** Abstract exception class. Do not throw this directly or catch in tests. */
diff --git a/core/src/main/java/google/registry/flows/picker/FlowPicker.java b/core/src/main/java/google/registry/flows/picker/FlowPicker.java
index 87057a234..34d7fedcf 100644
--- a/core/src/main/java/google/registry/flows/picker/FlowPicker.java
+++ b/core/src/main/java/google/registry/flows/picker/FlowPicker.java
@@ -82,6 +82,9 @@ public class FlowPicker {
   /** Marker class for unimplemented flows. */
   private abstract static class UnimplementedFlow implements Flow {}
 
+  /** Marker class for unimplemented restore flows. */
+  private abstract static class UnimplementedRestoreFlow implements Flow {}
+
   /** A function type that takes an {@link EppInput} and returns a {@link Flow} class. */
   private abstract static class FlowProvider {
     /** Get the flow associated with this {@link EppInput} or return null to signal no match. */
@@ -160,7 +163,7 @@ public class FlowPicker {
       // Restore command with an op of "report" is not currently supported.
       return (rgpUpdateExtension.get().getRestoreCommand().getRestoreOp() == RestoreOp.REQUEST)
           ? DomainRestoreRequestFlow.class
-          : UnimplementedFlow.class;
+          : UnimplementedRestoreFlow.class;
     }};
 
   /**
@@ -265,8 +268,11 @@ public class FlowPicker {
       Class<? extends Flow> flowClass = flowProvider.get(eppInput);
       if (flowClass == UnimplementedFlow.class) {
         break;  // We found it, but it's marked as not implemented.
-      }
-      if (flowClass != null) {
+      } else if (flowClass == UnimplementedRestoreFlow.class) {
+        throw new UnimplementedCommandException(
+            "Domain restores are approved and enacted instantly, "
+                + "therefore domain restore reports are not supported");
+      } else if (flowClass != null) {
         return flowClass;  // We found it!
       }
     }
diff --git a/core/src/test/java/google/registry/flows/domain/DomainRestoreRequestFlowTest.java b/core/src/test/java/google/registry/flows/domain/DomainRestoreRequestFlowTest.java
index 6f25a3c93..5bbd2a741 100644
--- a/core/src/test/java/google/registry/flows/domain/DomainRestoreRequestFlowTest.java
+++ b/core/src/test/java/google/registry/flows/domain/DomainRestoreRequestFlowTest.java
@@ -632,4 +632,16 @@ public class DomainRestoreRequestFlowTest
                 TransactionReportField.RESTORED_DOMAINS,
                 1));
   }
+
+  @Test
+  public void testFailure_restoreReportsAreNotSupported() {
+    setEppInput("domain_update_restore_report.xml");
+    // This exception is referred to by its fully qualified path (rather than being imported) so
+    // that it is not included in the list of exceptions thrown by DomainRestoreRequestFlow, as this
+    // test EPP won't trigger the request flow at all.
+    EppException thrown = assertThrows(
+        google.registry.flows.EppException.UnimplementedCommandException.class, this::runFlow);
+    assertThat(thrown).hasMessageThat().contains("domain restore reports are not supported");
+    assertAboutEppExceptions().that(thrown).marshalsToXml();
+  }
 }
diff --git a/core/src/test/java/google/registry/flows/domain/testdata/domain_update_restore_report.xml b/core/src/test/java/google/registry/flows/domain/testdata/domain_update_restore_report.xml
new file mode 100644
index 000000000..011f5d3ab
--- /dev/null
+++ b/core/src/test/java/google/registry/flows/domain/testdata/domain_update_restore_report.xml
@@ -0,0 +1,46 @@
+<epp xmlns="urn:ietf:params:xml:ns:epp-1.0"
+     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+     xsi:schemaLocation="urn:ietf:params:xml:ns:epp-1.0
+     epp-1.0.xsd">
+  <command>
+    <update>
+      <domain:update
+       xmlns:domain="urn:ietf:params:xml:ns:domain-1.0"
+       xsi:schemaLocation="urn:ietf:params:xml:ns:domain-1.0
+       domain-1.0.xsd">
+        <domain:name>example.com</domain:name>
+        <domain:chg/>
+      </domain:update>
+    </update>
+    <extension>
+      <rgp:update xmlns:rgp="urn:ietf:params:xml:ns:rgp-1.0"
+       xsi:schemaLocation="urn:ietf:params:xml:ns:rgp-1.0
+       rgp-1.0.xsd">
+        <rgp:restore op="report">
+          <rgp:report>
+            <rgp:preData>Pre-delete registration data goes here.
+            Both XML and free text are allowed.</rgp:preData>
+            <rgp:postData>Post-restore registration data goes here.
+            Both XML and free text are allowed.</rgp:postData>
+            <rgp:delTime>2003-07-10T22:00:00.0Z</rgp:delTime>
+            <rgp:resTime>2003-07-20T22:00:00.0Z</rgp:resTime>
+            <rgp:resReason>Registrant error.</rgp:resReason>
+            <rgp:statement>This registrar has not restored the
+            Registered Name in order to assume the rights to use
+            or sell the Registered Name for itself or for any
+            third party.</rgp:statement>
+            <rgp:statement>The information in this report is
+            true to best of this registrar's knowledge, and this
+            registrar acknowledges that intentionally supplying
+            false information in this report shall constitute an
+            incurable material breach of the
+            Registry-Registrar Agreement.</rgp:statement>
+            <rgp:other>Supporting information goes
+            here.</rgp:other>
+          </rgp:report>
+        </rgp:restore>
+      </rgp:update>
+    </extension>
+    <clTRID>ABC-12345</clTRID>
+  </command>
+</epp>