diff --git a/waku-messages/message/waku-message-body.dmn b/waku-messages/message/waku-message-body.dmn
index cad90ffc..d77459df 100644
--- a/waku-messages/message/waku-message-body.dmn
+++ b/waku-messages/message/waku-message-body.dmn
@@ -74,6 +74,23 @@
           <text>"Hi " + current_user_extras["first_name"] + ", your invoice has been approved by your Project Lead and Finance. It will be paid in the next pay run."</text>
         </outputEntry>
       </rule>
+      <rule id="DecisionRule_1o253qj">
+        <inputEntry id="UnaryTests_14apazl">
+          <text>"execute-procure-to-pay/cc-invoice-approval-process"</text>
+        </inputEntry>
+        <inputEntry id="UnaryTests_1w1fy1f">
+          <text>"waku_invoice_rejected_ismatch"</text>
+        </inputEntry>
+        <inputEntry id="UnaryTests_1oiu30e">
+          <text>0</text>
+        </inputEntry>
+        <inputEntry id="UnaryTests_1qhjo2q">
+          <text>&gt;0</text>
+        </inputEntry>
+        <outputEntry id="LiteralExpression_0l1e3xh">
+          <text>"Hi " + current_user_extras["first_name"] + ", your invoice has been rejected by Finance. The reason specified for the rejection is: " + invoice.commentsFinance</text>
+        </outputEntry>
+      </rule>
       <rule id="DecisionRule_1fsmo6y">
         <inputEntry id="UnaryTests_0gfys7d">
           <text>"execute-procure-to-pay/cc-invoice-approval-process"</text>