diff --git a/declarationtva_view.php b/declarationtva_view.php
index 87a17b6..9e0b538 100644
--- a/declarationtva_view.php
+++ b/declarationtva_view.php
@@ -198,6 +198,14 @@ foreach ($base_vat_lines as $line) {
     print '</tr>';
 }
 
+// Line 16: Subtotal (calculated automatically)
+$data = isset($ca3_data['16']) ? $ca3_data['16'] : array('line_label' => '', 'vat_amount' => 0);
+print '<tr class="pair">';
+print '<td><strong>16</strong></td>';
+print '<td colspan="2"><strong>Sous-total TVA due (08 + 09 + 9B)</strong></td>';
+print '<td class="right"><strong>' . price($data['vat_amount']) . '</strong></td>';
+print '</tr>';
+
 // Reset to normal layout for line 17
 print '<tr class="liste_titre">';
 print '<th>' . $langs->trans("CA3Line") . '</th>';