; or (3) in the case of any other covered employee, not later than 180 days after the date of the alleged violation. . (d) Conforming amendment Section 405(a) ( 2 U.S.C. 1405(a) ) is amended by striking , upon the completion of mediation under section 403, . 102. Separation of investigative and adjudicative roles in hearings (a) Use of separate investigative authority Section 405(e) ( 2 U.S.C. 1405(e) ) is amended to read as follows: (e) Investigative authority (1) Use of separate authority to conduct investigations The investigation of any complaint filed under this section shall be carried out by an investigative authority assigned by the Board, who may be an employee of the Office or a contractor designated by the Office for purposes of carrying out investigations under this section, except that the hearing officer appointed to consider the complaint may not serve as the investigative authority with respect to the complaint. (2) Types of investigations authorized (A) Initial statement The investigative authority assigned to investigate a complaint may require the covered employee who filed the complaint to provide an initial statement which includes the following information: (i) A statement of each specific harm relating to the complaint that the employee has suffered and the date on which each harm occurred. (ii) For each such harm, a statement specifying the act, policy or practice which is alleged to be in violation of part A of title II. (iii) For each act, policy, or practice alleged to have harmed the covered employee, a statement of the facts which led the person claiming to be aggrieved to believe that the act, policy or practice is in violation of part A of title II. (B) Fact-finding conference with parties to the complaint As part of its investigation of a complaint, the investigative authority may require a fact-finding conference with the parties in order to define the issues arising from the complaint, to determine which elements of the complaint are undisputed, to resolve those issues that can