1022. The court may, at any time, upon the application of a party, revise the judgment authorizing the bringing of the class action if it considers that the conditions set forth in paragraph a or c of article 1003 are no longer met.
The court may then amend the judgment authorizing the bringing of the class action or annul it, or allow the representative to amend the conclusions sought.
In addition, if the circumstances so require, the court may, at any time, and even ex officio, change or divide the group.