+ || $self->ut_foreign_keyn('pkgnum', 'cust_pkg', 'pkgnum')
+ || $self->ut_foreign_keyn('billpkgtaxlocationnum',
+ 'cust_bill_pkg_tax_location',
+ 'billpkgtaxlocationnum')
+ || $self->ut_foreign_keyn('billpkgtaxratelocationnum',
+ 'cust_bill_pkg_tax_rate_location',
+ 'billpkgtaxratelocationnum')