X-Git-Url: http://wagnertech.de/gitweb/gitweb.cgi/mfinanz.git/blobdiff_plain/0882a28352cc7808db2474be2398fa1330bb8831..0b36b2259c1300ee5360a9c8d5aee1f321abd364:/SL/DB/PurchaseInvoice.pm

diff --git a/SL/DB/PurchaseInvoice.pm b/SL/DB/PurchaseInvoice.pm
index a50884cb1..dd49433c6 100644
--- a/SL/DB/PurchaseInvoice.pm
+++ b/SL/DB/PurchaseInvoice.pm
@@ -214,6 +214,12 @@ sub mark_as_paid {
   $self->update_attributes(paid => $self->amount);
 }
 
+sub effective_tax_point {
+  my ($self) = @_;
+
+  return $self->tax_point || $self->deliverydate || $self->transdate;
+}
+
 1;