1. Without prejudice to paragraphs 2 and 3, where a multilateral interchange fee or other agreed remuneration for a national direct debit transaction executed before 1 November 2009 applies between the payment service providers of the payee and of the payer, such a multilateral interchange fee or other agreed remuneration shall apply for any national direct debit transaction executed before 1 November 2012.
2. Where such a multilateral interchange fee or other agreed remuneration is reduced or abolished before 1 November 2012, such reduction or abolition shall apply to any national direct debit transactions executed before that date.
3. In the event of a bilateral agreement between the payment service providers of the payee and of the payer for a national direct debit transaction, paragraphs 1 and 2 shall not apply where that national direct debit transaction was executed before 1 November 2012.