diff --git a/addons/l10n_be/partner_vat_listing.py b/addons/l10n_be/partner_vat_listing.py
index b4e6a9d2ef5..13dbeb96d9d 100644
--- a/addons/l10n_be/partner_vat_listing.py
+++ b/addons/l10n_be/partner_vat_listing.py
@@ -66,7 +66,7 @@ class ReportL10nBePartnerVatListing(models.AbstractModel):
                 'id': record['partner_id'],
                 'type': 'partner_id',
                 'name': record['name'],
-                'footnotes': self._get_footnotes('partner_id', record['partner_id'], context_id),
+                'footnotes': self.context_id._get_footnotes('partner_id', record['partner_id'], context_id),
                 'columns': columns,
                 'level': 2,
                 'unfoldable': False,
@@ -74,14 +74,6 @@ class ReportL10nBePartnerVatListing(models.AbstractModel):
             })
         return lines
 
-    @api.model
-    def _get_footnotes(self, type, target_id, context_id):
-        footnotes = context_id.footnotes.filtered(lambda s: s.type == type and s.target_id == target_id)
-        result = {}
-        for footnote in footnotes:
-            result.update({footnote.column: footnote.number})
-        return result
-
     @api.model
     def get_title(self):
         return _('Partner VAT Listing')