(4) The person submitting the request is not obliged to state the reasons for seeking access to the information or to refer to the application of this Act. Access to information fee Article 19 (1) Access to information in the proceedings before public authorities shall not be subject to any administrative or judicial fees. (2) Public authorities are entitled to require the beneficiary to reimburse their actual material expenses incurred by the provision of information, in accordance with Article 17 of this Act, as well as the costs of delivery for the requested information. Public authorities shall deliver the method of fee calculation at the beneficiary's request. (3) The criteria for determining the size and the method of collecting the fee referred to in paragraph 2 of this article shall be stipulated by the Commissioner. (4) The fee income generated pursuant to paragraph 2 of this article shall be deemed to constitute public authorities' income. Time limits Article 20 (1) Public authorities shall process the request for access to information no later than 15 days from the day a valid request is submitted. (2) In the case of incomplete or unintelligible requests, the public authority shall promptly ask the person who submitted the request to amend it within five days from the day of receiving such a call for amendment. In the event of failure by the person who submitted the request to amend it in an appropriate way, and what information is requested cannot be ascertained from that which has been delivered, the public authority shall deny the request by a decision. Request forwarding Article 21 (1) If a public authority does not possess the information, but has knowledge of which body has it, it shall promptly, but within eight days of receiving the request at the latest, forward the request to the respective body and notify the person who submitted it thereof. The time for exercising the right of access to information shall run from the day on which the competent public authority received the forwarded request. (2) If a public authority receives a request for access to information referred to in Article 15(2)(1) of this Act and is not its owner, it shall promptly, but within eight days of receiving the request at the latest, forward the request to the information owner and notify the person who submitted it thereof. 10