Del. Rap. Arbit. R. 13
The complaint shall be delivered to the Arbitrator in the manner specified in the written notice of acceptance of appointment as Arbitrator. The complaint shall also be served upon the parties to the Arbitration in a manner calculated to provide them with actual notice and to provide the claimant with written proof of delivery of the complaint, or in such manner as the Arbitrator may direct.
The answer, any reply, any request for pre-hearing exchange of information, any order of the Arbitrator and any written communication delivered to the Arbitrator shall be served upon the Arbitrator and upon all parties to the Arbitration. The Scheduling Order shall specify the manner in which service shall be made upon the parties or their representatives. If the Scheduling Order does not specify a manner of service, then service upon a party shall be effected by electronic mail to the party's counsel, or if the party is not represented by counsel, to the party or the party's designated representative.
A record of all pleadings and other papers delivered to the Arbitrator shall be maintained by the Arbitrator, but shall remain confidential except as otherwise provided by Rule 5.
Del. Rap. Arbit. R. 13