28 [360] following consultation with such persons (if any) as he or she considers appropriate, issue guidelines. (2) Before issuing guidelines under this Regulation, the Minister shall publish on the internet a draft of the proposed guidelines and shall give persons a period of 30 working days from the date of the publication of the draft within which to make written representations to him or her in relation to that draft. (3) The Minister may, having considered any relevant representations received under paragraph (3), issue the guidelines with or without modification. (4) The guidelines shall specify the date on which they are to come into operation. (5) The Minister may, following consultation with such persons (if any) as he or she considers appropriate, amend or revoke guidelines published under this Regulation. (6) The Minister shall publish the guidelines and, where they have been amended, the guidelines as so amended, on the internet. PART 7 VOLUNTARY NOTIFICATION Voluntary Notification 26. (1) A person who is not an operator of essential services or a relevant digital service provider may notify the CSIRT on a voluntary basis of an incident having a significant impact on the continuity of the services provided by the person. (2) The CSIRT may prioritise dealing with notifications made under Regulations 18 and 22 over those made under this Regulation. (3) A notification under this Regulation shall only be processed by the CSIRT where such processing does not constitute a disproportionate or undue burden on the CSIRT. (4) A notification under this Regulation shall not result in the notifying entity being subject to any obligations to which it would not be subject had it not made the notification. (5) The CSIRT may provide assistance to a person who makes a notification under this Regulation in relation to the handling of the incident. PART 8 IMPLEMENTATION AND ENFORCEMENT Security assessment 27. (1) (a) The competent authority referred to in Regulation 7(1) may, in relation to those sectors in respect of which it is designated as the