SEPA Direct Debit

aka SDD, SEPA DD

The standardised Euro pull-payment scheme covering all SEPA countries. A creditor with a Creditor Identifier and a signed mandate can debit the debtor's account in any participating bank using a pain.008 XML file.

Last reviewed April 2026

Definition

SEPA Direct Debit (SDD) is the standardised pull-payment scheme covering all 36 SEPA countries, including Ireland. A creditor with a valid Creditor Identifier issued by their bank and a signed mandate from the debtor can initiate a Euro-denominated debit against the debtor's account in any participating bank. Two SDD schemes exist. SDD Core is used for consumer billing and gives the debtor an eight-week unconditional refund right plus a thirteen-month right to challenge unauthorised debits. SDD B2B is used between businesses, has no refund right once the bank has authorised the mandate, and is therefore preferred for predictable trade receivables. Mandates can be paper or electronic; both must capture the debtor's name, IBAN, mandate reference and signature. Files are submitted to the bank in the SEPA pain.008 XML format, with separate one-off (OOFF), first (FRST), recurring (RCUR) and final (FNAL) sequence types.

Why it matters for software choice

SDD is the cheapest and most reliable way for Irish businesses to collect recurring revenue from EU customers, with per-transaction costs typically a fraction of card payments and no chargeback risk on B2B mandates. Software that supports SDD mandate management and pain.008 file generation removes the need for manual bank uploads and unlocks cross-border collection without opening a foreign bank account in each market.

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