5 CFR § 1201.122 - Filing complaint; serving documents on parties.
(a) Place of filing. A Special Counsel complaint seeking disciplinary action under 5 U.S.C. 1215(a)(1) (including a complaint alleging a violation of the Hatch Political Activities Act) must be filed with the Clerk of the Board.
(b) Initial filing and service. The Special Counsel must file a copy of the complaint, together with numbered and tabbed exhibits or attachments, if any, and a certificate of service listing each party or the party's representative. The certificate of service must show the last known address, telephone number, and facsimile number of each party or representative. The Special Counsel must serve a copy of the complaint on each party and the party's representative, as shown on the certificate of service.
(c) Subsequent filings and service. Each party must serve on every other party or the party's representative one copy of each of its pleadings, as defined by § 1201.4(b). A certificate of service describing how and when service was made must accompany each pleading. Each party is responsible for notifying the Board and the other parties in writing of any change in name, address, telephone number, or facsimile number of the party or the party's representative.