OverviewParticipantsStatisticsService documentation Overview The STEP2 SEPA Business-to-Business Direct Debit (SDD B2B) Service provides credit institutions with an interbank processing infrastructure for euro direct debits in the Single Euro Payments Area. The STEP2 SDD B2B Service validates, routes, clears, settles and delivers direct debit collections in line with the Scheme Rulebook of the European Payments Council for SEPA B2B Direct Debits. Highly resilient processing infrastructure SwiftNet communications layer ISO 20022 XML messaging supported File validation Payment validation Straight-Through Processing validation R-messages processing Integrated settlement in T2 RTGS Payment warehousing up to D-14 Batch processing service level Multiple distributions of direct debit information Real-time broswer-based position monitoring