(a) A presiding arbitrator shall:
(1) call a hearing to be held not later than the 10th day after the date on which the presiding arbitrator is appointed; and
(2) notify the other arbitrators, the public employer, and the association in writing of the time and place of the hearing, not later than the eighth day before the hearing.
(b) An arbitration hearing shall end not later than the 20th day after the date the hearing begins.
(c) An arbitration hearing shall be informal.