(1) A payment transaction is authorised by a payer only where the payer has given consent to execute the payment transaction.
(2) A payment transaction may be authorised by a payer either -
(a) prior to, or
(b) where agreed between the payer and the payment service provider, after,
the execution of the payment transaction.
(3) Consent to execute a payment transaction or a series of payment transactions shall be given in the form agreed between the payer and the payment service provider concerned.
(4) Consent to execute a payment transaction may be given via a payee or a payment initiation service provider.
(5) Consent may be withdrawn by a payer until such time as the payment order concerned is irrevocable under Regulation 104.
(6) Consent to execute a series of payment transactions may be withdrawn by a payer, in which case a payment transaction scheduled to be executed after the date the consent is withdrawn shall be unauthorised.
(7) The procedure for giving consent shall be agreed
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