Wis. Admin. Code Employment Relations Commission ERC 30.17
The fees and expenses of the arbitrator including the rental of hearing rooms, the conduct of the hearing, and the preparation of the award, shall be shared equally by the parties. The fees and expenses charged by the arbitrator shall not exceed those described in the arbitrator's biographical information and fee statement on file with the commission at the time the arbitrator's name was supplied to the parties by the commission. Costs of subpoenas and witness fees shall be borne by the party requesting the subpoena or witness. Fees and expenses charged by the reporter, if any, shall be borne equally by the parties if both parties agreed that the hearing would be transcribed. If only one party desires a transcript, that party is solely responsible for the fees and expenses incurred by the reporter and shall provide a copy of the transcript to the arbitrator. The fees and expenses of arbitrators, if any, selected by one of the parties to serve on a tripartite panel shall be paid by the party making the selection.
Wis. Admin. Code Employment Relations Commission ERC 30.17