The decisions of the Autorité de la concurrence and of the rapporteur general shall be notified by registered letter with acknowledgement of receipt.
On pain of nullity, the letter of notification shall indicate the time limit for appeal and the procedures by which it may be exercised. It shall include in an annex the names, capacities and addresses of the parties to whom the decision of the Autorité de la concurrence or of the rapporteur general has been notified.