1. The Commission shall transmit to the competent authorities of the Member States copies of notifications within three working days and, as soon as possible, copies of the most important documents lodged with or issued by the Commission pursuant to this Regulation. Such documents shall include commitments offered by the undertakings concerned vis-à-vis the Commission with a view to rendering the concentration compatible with the common market pursuant to Article 6(2) or Article 8(2), second subparagraph.

2. The Commission shall carry out the procedures set out in this Regulation in close and constant liaison with the competent authorities of the Member States, which may express their views upon those procedures. For the purposes of Article 9 it shall obtain information from the competent authority of the Member State as referred to in paragraph 2 of that Article and give it the opportunity to make known its views at every stage of the procedure up to the adoption of a decision pursuant to paragraph 3 of that Article; to that end it shall give it access to the file.

3. An Advisory Committee on concentrations shall be consulted before any decision is taken pursuant to Article 8(1) to (6), Articles 14 or 15 with the exception of provisional decisions taken in accordance with Article 18(2).