(1) The Bundeskartellamt shall have the powers pursuant to Section 50d(1) also in other cases in which it cooperates with the European Commission or with the competition authorities of other states for the purpose of applying provisions of competition law.
(2) The Bundeskartellamt may pass on information pursuant to Section 50d(1) only with the proviso that the receiving competition authority
1. uses the information in evidence only for the purpose of applying provisions of competition law and with regard to the subject matter of the investigation for which it was collected by the Bundeskartellamt, and
2. maintains the confidentiality of the information and provides such information to third parties only if the Bundeskartellamt agrees to such provision; this shall also apply to the disclosure of confidential information in court and administrative proceedings.
Confidential information, including trade and business secrets, disclosed in merger control proceedings may be provided by the Bundeskartellamt only with the consent of the undertaking which has provided this information.
(3) The provisions concerning legal assistance in criminal matters as well as agreements on administrative and legal assistance shall remain unaffected.