diff --git a/public/api/conf/1.0/scenarios/vat-liabilities-scenarios.md b/public/api/conf/1.0/scenarios/vat-liabilities-scenarios.md
index 31a3e063..77cbc30f 100644
--- a/public/api/conf/1.0/scenarios/vat-liabilities-scenarios.md
+++ b/public/api/conf/1.0/scenarios/vat-liabilities-scenarios.md
@@ -9,11 +9,12 @@
     <tbody>
         <tr>
                     <td><p>SINGLE_LIABILITY</p></td>
-                    <td><p>Returns a single valid liability.</p></td>
+                    <td><p>Returns a single valid liability when used with dates from 2017-01-02 and to 2017-02-02.</p></td>
                 </tr>
                 <tr>
                     <td><p>MULTIPLE_LIABILITIES</p></td>
-                    <td><p>Returns multiple valid liabilities.</p></td>
+                    <td><p>Returns multiple valid liabilities when used with dates from 2017-04-05 and to 2017-12-21.</p></td>
                 </tr>
     </tbody>
-</table>
\ No newline at end of file
+</table>
+<p>The 'to' date of the liability must fall within the date range provided.</p>
\ No newline at end of file
diff --git a/public/api/conf/1.0/scenarios/vat-payments-scenarios.md b/public/api/conf/1.0/scenarios/vat-payments-scenarios.md
index 933c2c44..0b162eeb 100644
--- a/public/api/conf/1.0/scenarios/vat-payments-scenarios.md
+++ b/public/api/conf/1.0/scenarios/vat-payments-scenarios.md
@@ -9,11 +9,12 @@
     <tbody>
         <tr>
                     <td><p>SINGLE_PAYMENT</p></td>
-                    <td><p>Returns a single valid payment.</p></td>
+                    <td><p>Returns a single valid payment when used with dates from 2017-01-02 and to 2017-02-02.</p></td>
                 </tr>
                 <tr>
                     <td><p>MULTIPLE_PAYMENTS</p></td>
-                    <td><p>Returns multiple valid payments.</p></td>
+                    <td><p>Returns multiple valid payments when used with dates from 2017-02-27 and to 2017-12-21.</p></td>
                 </tr>
     </tbody>
-</table>
\ No newline at end of file
+</table>
+<p>The 'to' date of the payment must fall within the date range provided.</p>
\ No newline at end of file