Section 202.130  Service

a)         All documents shall be deemed filed on the date received by the Chief Clerk of the Commission. The original of any document shall be filed with the Chief Clerk. Service on the Chief Clerk of the Commission cannot be made by telephone facsimile. All documents shall be served upon the parties to the arbitration proceeding and the arbitrator on the day they are filed with the Chief Clerk of the Commission.

b)         Proof of service of any paper shall be by certificate of attorney, acknowledgement of receipt, or affidavit.