(a) The parties may, by mutual agreement, withdraw the request for arbitration in writing. The document must be signed by the parties and filed with the dispute resolution forum.

(b) Additionally, the party requesting arbitration may unilaterally withdraw a request for arbitration by filing such request for withdrawal with the dispute resolution forum and sending a copy to all other parties.

(c) Where the request for arbitration has been withdrawn, fees paid to the dispute resolution forum shall not be refundable.

(d) When a request for arbitration is withdrawn prior to receipt of a response from the opposing party and submission of the request for arbitration to an arbitrator, no fee shall be due other than the $25 filing fee.