; and (iii) may, with the approval of the Chair of the Commission, appoint and fix the pay of such additional personnel to assist with the duties of the director as he or she considers desirable without regard to the provisions of title 5, United States Code, governing appointments in the competitive service. . (b) Standard for initiating investigations and determining whether violations have occurred (1) Revision of standards Section 309(a) of the Federal Election Campaign Act of 1971 ( 52 U.S.C. 30109(a) ) is amended by striking paragraphs (2) and (3) and inserting the following: (2) (A) The director of enforcement, upon receiving a complaint filed with the Commission under paragraph (1) or upon the basis of information ascertained by the Commission in the normal course of carrying out its supervisory responsibilities, shall make a determination as to whether or not there is reason to believe that a person has committed, or is about to commit, a violation of this Act or chapter 95 or chapter 96 of the Internal Revenue Code of 1986, and as to whether or not the Commission should either initiate an investigation of the matter or that the complaint should be dismissed. The director of enforcement shall promptly provide notification to the Commission of such determination and the reasons therefore, together with any written response submitted under paragraph (1) by the person alleged to have committed the violation. Upon the expiration of the 30-day period which begins on the date the director of enforcement provides such notification, the director’s determination shall take effect, unless during such 30-day period the Commission, by vote of a majority of the members of the Commission who are serving at the time, overrules the director’s determination. If the determination by the director of enforcement that the Commission should investigate the matter takes effect, or if the determination by the director of enforcement that the complaint should be dismissed is overruled as provided under the previous sentence, the