Fortum Power and Heat Oy, Trading and Asset Optimization Business ID 0109160-2 VAT number FI01091602 E-invoices e-Invoice operator BAWCFI22 e-Invoice address 003701091602900A PDF invoices Fortum.FI900A [at] bscs.basware.com Paper invoices Purchase invoices (900A) PL 754 00026 BASWARE Finland