Within 7 days of the receipt of a request, the requested competent court shall send an acknowledgement of receipt to the requesting court using form B in Annex I. Where the request does not comply with the conditions laid down in Articles 6 and 7, the requested court shall enter a note to that effect in the acknowledgement of receipt.

Where the requested court does not have jurisdiction to execute a request, made using form A in Annex I, which complies with the conditions laid down in Article 6, that court shall forward the request to the competent court of its Member State and shall inform the requesting court thereof using form C in Annex I.

If a request cannot be executed because it does not contain all of the necessary information referred to in Article 5, the requested court shall inform the requesting court thereof without delay and, at the latest, within 30 days of receipt of the request using form D in Annex I, and shall request the requesting court to send the missing information, specifying the information missing as precisely as possible.

If a request cannot be executed because a deposit or advance has been requested in accordance with Article 22(3), the requested court shall inform the requesting court thereof without delay, at the latest within 30 days of receipt of the request using form D in Annex I, and shall inform the requesting court how the deposit or advance is to be made. The requested court shall acknowledge receipt of the deposit or advance without delay, at the latest within 10 days of receiving the deposit or the advance, using form E in Annex I.

If the requested court has noted on the acknowledgement of receipt pursuant to Article 9(1) that the request does not comply with the conditions laid down in Articles 6 and 7 or has informed the requesting court pursuant to Article 10 that the request cannot be executed because it does not contain all of the necessary information referred to in Article 5, the time limit laid down in Article 12 shall begin to run when the requested court has received the duly completed request.

Where the requested court has asked for a deposit or advance in accordance with Article 22(3), the time limit laid down in Article 12 shall begin to run when the deposit or the advance is made.