1.Subject to paragraphs 2, 3 and 4, notifications shall become effective on the date on which they are received by the Commission.
2.Where the information, including documents, contained in the notification is incomplete in any material respect, the Commission shall inform the notifying parties or their representatives in writing without delay. In such cases, the notification shall become effective on the date on which the complete information is received by the Commission.
3.Material changes in the facts contained in the notification coming to light subsequent to the notification which the notifying parties know or ought to know, or any new information coming to light subsequent to the notification which the parties know or ought to know and which would have had to be notified if known at the time of notification, shall be communicated to the Commission without delay. In such cases, when these material changes or new information could have a significant effect on the appraisal of the concentration, the Commission may consider the notification as becoming effective on the date on which it receives the relevant information. The Commission shall inform the notifying parties or their representatives of this in writing and without delay.
4.For the purposes of this Article, incorrect or misleading information shall be considered to be incomplete information, without prejudice to Article 14(1) of Regulation (EC) No 139/2004.
5.Where the Commission publishes the fact of the notification pursuant to Article 4(3) of Regulation (EC) No 139/2004, it shall specify the date upon which the notification has been received. Where, further to the application of paragraphs 2, 3 and 4 of this Article, the effective date of notification is later than the date specified in that publication, the Commission shall issue a further publication in which it shall state the later date.