1. Not later than two months from the date of acknowledgement of receipt the competent authorities of all Member States concerned shall notify the competent authorities of the Member State of origin of their consent, or of the conditions which they consider necessary for giving their consent, or of their refusal to grant consent.
However, the competent authorities of the Member State of destination or of any Member State of transit may request a further period of not more than one month in addition to the period referred to in the first subparagraph to make their position known.