1. Any person professionally arranging transactions in wholesale energy products who reasonably suspects that an order to trade or a transaction, including any cancellation or modification thereof, whether placed on or outside an OMP, could breach Article 3, 4 or 5, shall notify the Agency and the relevant national regulatory authority without further delay and in any event no later than four weeks from the day on which that person becomes aware of the suspicious event.

2. Any person professionally executing transactions under Article 16 of Regulation (EU) No 596/2014 who also executes transactions in wholesale energy products that are not financial instruments, and who reasonably suspects that an order to trade or a transaction, including any cancellation or modification thereof, whether placed on or outside an OMP, could breach Article 3, 4 or 5 of this Regulation, shall notify the Agency and the relevant national regulatory authority without further delay and in any event no later than four weeks from the day on which that person becomes aware of the suspicious event.

3. The persons referred to in paragraphs 1 and 2 shall establish and maintain effective arrangements, systems and procedures to: