1. Member States shall provide that the time allowed for the acceptance of a bid may not be less than two weeks nor more than 10 weeks from the date of publication of the offer document. Provided that the general principle laid down in Article 3(1)(f) is respected, Member States may provide that the period of 10 weeks may be extended on condition that the offeror gives at least two weeks' notice of his/her intention of closing the bid.
2. Member States may provide for rules changing the period referred to in paragraph 1 in specific cases. A Member State may authorise a supervisory authority to grant a derogation from the period referred to in paragraph 1 in order to allow the offeree company to call a general meeting of shareholders to consider the bid.