Payment service providers shall have processes in place which ensure that all payment transactions and other interactions with the payment services user, with other payment service providers and with other entities, including merchants, in the context of the provision of the payment service are traceable, ensuring knowledge ex-post of all events relevant to the electronic transaction in all the various stages.
For the purpose of paragraph 1, payment service providers shall ensure that any communication session established with the payment services user, other payment service providers and other entities, including merchants, relies on each of the following:
a unique identifier of the session;
security mechanisms for the detailed logging of the transaction, including transaction number, timestamps and all relevant transaction data;
timestamps which shall be based on a unified time-reference system and which shall be synchronised according to an official time signal.
Status: Please note you should read all Brexit changes to the FCA Handbook and BTS alongside the main FCA transitional directions. Where these directions apply the 'standstill', firms have the choice between complying with the pre-IP completion day rules, or the post-IP completion day rules. To see a full list of Handbook modules affected, please see Annex B to the main FCA transitional directions.
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