3.In the cases referred to in paragraph 1, point (b), the standard form shall be sent no more than fourteen and no less than seven days prior to the transfer.The standard form shall be transmitted at least 21 days in advance in any of the following situation:
(b)the person to be transferred poses a threat to internal security;
(c)the person concerned is an unaccompanied minor.
The receiving Member State shall, within five days from the reception of the form, either confirm its availability to receive the transfer or propose different modalities of the transfer and/or a different location and/or time for the transfer as well as indicate the reasons for not being available to receive the transfer proposed by the transferring Member State.Where the alternatives proposed by the receiving Member State do not present a viable option for the transferring Member State, it may choose to carry out the transfer to the location communicated in accordance with Article 23(1), second subparagraph. No further consultations shall be necessary for the carrying out of the transfer.Where the receiving Member State fails to confirm its availability or to indicate alternative modalities or arrangements for the transfer within five days following the receipt of the standard form, the transferring Member State shall carry out the transfer to the location communicated in accordance with Article 23(1), second subparagraph. The transferring Member State shall communicate that the transfer will take place to that location and indicate the date and time of arrival through the same standard form sent in accordance with Article 22(1). No further consultations shall be necessary for the carrying out of the transfer.