diff --git a/addons/base_vat/models/res_partner.py b/addons/base_vat/models/res_partner.py
index be11c905767..0b54f0e0286 100644
--- a/addons/base_vat/models/res_partner.py
+++ b/addons/base_vat/models/res_partner.py
@@ -20,6 +20,7 @@ _ref_vat = {
     'al': 'ALJ91402501L',
     'ar': 'AR200-5536168-2 or 20055361682',
     'at': 'ATU12345675',
+    'au': '83 914 571 673',
     'be': 'BE0477472701',
     'bg': 'BG1234567892',
     'ch': 'CHE-123.456.788 TVA or CH TVA 123456',  # Swiss by Yannick Vaucher @ Camptocamp