which the fees accrued to the budget of the Commission. (2) Fees according to the procedure established by this Chapter shall not be due from: 1. state bodies which implement electronic communications for their own needs in connection with the functions thereof; 2. diplomatic missions and other organizations enjoying the status of diplomatic missions, where implementing electronic communications for their own needs on a basis of reciprocity. Chapter Nine MARKETS FOR ELECTRONIC COMMUNICATIONS NETWORKS AND/OR SERVICES Article 150. (1) (Amended, SG No. 105/2011, effective 29.12.2011) The Commission shall define, analyze and assess the relevant markets for electronic communications networks and/or services as to whether there is effective competition in accordance with the general principles of competition law and the specific national conditions, shall designate undertakings with significant market power and, after assessment of the need of this, shall impose, maintain, amend and/or withdraw specific obligations on the undertakings providing public electronic communications networks and/or services on the relevant markets for attainment of the purposes of this Act. (2) The terms and procedure for definition, analysis and assessment of the relevant markets and the criteria for designation of undertakings with significant market power shall be established by a methodology. (3) (Amended, SG No. 17/2009, amended and supplemented, SG No. 105/2011, effective 29.12.2011) The methodology referred to in Paragraph (2) shall be prepared by the Commission in agreement with the Commission on Protection of Competition in accordance with the general principles of competition law and conforming to Community law. The said methodology shall be adopted by the Commission after conduct of a public consultation under Article 36 herein and shall be promulgated in the State Gazette. Article 151. (1) (Amended and supplemented, SG No. 105/2011, effective 29.12.2011) Periodically, the Commission shall analyze, define and assess the markets for public electronic communications networks and/or services and shall ascertain the existence or lack of effective competition. (2) (Amended, SG No. 105/2011, effective 29.12.2011) The draft of a decision of the Commission whereby the relevant market is defined, analyzed and assessed whether there is effective competition, including the designation of an undertaking or undertakings with significant market power on the relevant market and the specific obligations which must be imposed, maintained, amended and/or withdrawn on the said undertakings, shall be provided where necessary to the Commission on Protection of Competition for an opinion and shall be posted on the Internet site of the Commission for public consultation for a period not shorter than thirty days. The Commission on Protection of Competition shall pronounce within thirty days after receipt of the said draft. (3) Within thirty days after expiry of the time limit referred to in Paragraph (2), the Commission shall consider the opinions and proposals received and shall post the said opinions and proposals on the Internet site thereof, with the exception of the parts constituting a business secret, the accepted proposals and the incorporation thereof in the draft, as well as the reasoning for the rejected proposals. (4) (Repealed, SG No. 105/2011, effective 29.12.2011). (5) (Amended, SG No. 105/2011, effective 29.12.2011) Upon completion of the procedure referred to in Paragraphs (2) and (3), the Commission shall coordinate the draft of a decision according to the procedure established by Article 42 herein. Article 152. (1) (Amended, SG No. 17/2009, SG No. 105/2011, effective 29.12.2011) The Commission shall define relevant markets in accordance with the requirements of European Union law