1. Member States shall require obliged entities to refrain from carrying out transactions which they know or suspect to be related to proceeds of criminal activity or to terrorist financing until they have completed the necessary action in accordance with point (a) of the first subparagraph of Article 33(1) and have complied with any further specific instructions from the FIU or the competent authorities in accordance with the law of the relevant Member State.

2. Where refraining from carrying out transactions referred to in paragraph 1 is impossible or is likely to frustrate efforts to pursue the beneficiaries of a suspected operation, the obliged entities concerned shall inform the FIU immediately afterwards.