(a) Each party shall file with the Recorder pleadings, motions, orders and other documents for the record. The Recorder shall cause copies to be served promptly on other parties to the proceeding and on the presiding officer.

(b) The parties shall submit four copies of all documents unless otherwise ordered by the presiding officer. One copy shall be signed as the original.

(c) Documents shall be dated and shall state the docket number and title of the proceeding. Any pleading or other document required by these rules or by order of the presiding officer to be filed by a specified date shall be filed with the Recorder on or before such date. The filing date shall be entered thereon by the Recorder.

(d) Service of all papers shall be effected by mailing the same, postage prepaid registered or certified mail, return receipt requested, or by causing said notice to be personally served on the proposed respondent by an authorized representative of the Postal Service. In the case of personal service, the person making service shall, if possible, secure from the proposed respondent or his agent, a written acknowledgment of receipt of said notice, showing the date and time of such receipt. If the person upon whom service is made will not acknowledge receipt, the person effecting service shall execute a statement, showing the time, place and manner of service, which shall constitute evidence of service. The acknowledgment, statement, or return receipt, when service is effected by mail, shall be made a part of the record by the Ethical Conduct Officer. The date of delivery, as shown by the acknowledgment or statement of personal service or the return receipt, shall be the date of service.