Article 17. 1. In exceptional cases which require urgent action due to a direct and serious threat to competitiveness or user interests, the President of UKE may, without carrying out consultation proceedings, issue a decision in cases referred to in Article 15 for a period not exceeding 6 months. 2. The issuance of a subsequent decision in cases referred to in paragraph 1, including a decision whose content – except for the period of validity – corresponds to a previously issued decision, shall be preceded by consultation proceedings. This decision shall exclude the application of a decision referred to in paragraph 1, before the expiry of its validity. Article 17a. The President of UKE shall publish on the UKE BIP website information on consultation proceedings in progress together with additional documents and positions of the participants which do not constitute business confidentiality (non-confidential positions of the participants to consultation proceedings). Article 17b. Article 79a of the Code of Administrative Procedure of 14 June 1960 shall not apply to the cases referred to in Article 15. Chapter 4 Consolidation proceedings Article 18. 1. In cases where decisions referred to in Article 15 may affect trade between Member States, the President of UKE, following the completion of consultation proceedings and examination of positions of participants to the proceedings, shall commence consolidation proceedings by sending draft decisions together with their reasoning to the European Commission, the Body of European Regulators for Electronic Communications, hereinafter referred to as the "BEREC" and regulatory authorities of other Member States. 2. Simultaneously with the activities referred to in paragraph 1, the President of UKE shall publish on the UKE BIP website the documents submitted to the European Commission as well as the opinions and decisions received in this case. Article 19. 1. The President of UKE shall adopt a measure, taking the utmost account of comments of the European Commission, BEREC or regulatory authorities, submitted within one month of the date of receiving a draft measure. The President of UKE shall inform the European Commission of the adopted measure. 2. Where with respect to finding significant market power and the intention to define a relevant market which differs from those defined in the Commission Recommendation on relevant product and service markets in the electronic communications sector susceptible to ex-ante regulation, hereinafter referred to as "the Commission Recommendation", the European Commission informs the President of UKE of its opinion in which it finds that the draft measure would create a barrier to the single market or of its serious doubts as to the measure's compatibility with the European Union law, the President of UKE shall suspend proceedings for the period of 2 months. Where within that period the European Commission issues a decision requiring the national regulatory authority to withdraw a draft measure in full or in part, the President of UKE shall take account of the European Commission's position and shall amend the draft measure or shall discontinue proceedings within 6 months of the issuance of the decision by the European Commission. 2a. Where the President of UKE amends the draft measure under paragraph 2 the provisions of Articles 15-20 shall apply. The amendment to the reasoning of the draft measure shall not be an amendment to the draft measure.