A person submitting a request for information re-use, in addition to data referred to in Article 18(3) of this Act, shall specify the following in the request: 1) the information he or she wishes to re-use; 2) manner of receiving the contents of the requested information; 3) purpose for which he or she wishes to re-use the information (for commercial or noncommercial purposes). Time limit for deciding on requests for re-use Article 29 (1) Public authorities shall decide on the request for information re-use within 15 days from the day on which a valid request was submitted. (2) In the event of an incomplete or unintelligible request, the public authority shall promptly ask the person who submitted it to correct the request within five days of receiving the call for its correction. If the person who submitted the request does not amend it in an appropriate manner, public authorities shall deny the request by a decision. (3) The time limits for deciding on the request for information re-use may be extended by 15 days, running from the day on which the public authority was supposed to decide on the request for information re-use for the reasons stipulated in Article 22(1)(1-3) of this Act. (4) Public authorities shall notify the submitting party promptly, but within eight days at the latest, of the extension and state the reasons for its. Deciding on requests for information re-use Article 30 (1) A public authority need not pass a decision on the request when it enable the re-use of information. (2) The public authority which enables access to information for the purpose of its re-use may lay down the terms of the information re-use. These conditions must not unnecessarily restrict the possibility of re-use and must not be used to restrict market competition. (3) In the event of granting an exclusive right to re-use, in accordance with Article 34(1) of this Act, the public authority shall enter into an agreement with the beneficiary to regulate the terms of the information re-use. (4) The public authority shall deny the request for the information re-use if the request concerns the following: 1) information referred to in Article 15(1) of this Act; 2) information referred to in Article 15(2) and (3) of this Act; 14