P-13.1, r. 5 - Rules of evidence, procedure and practice of the Comité de déontologie policière

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25. A subpoena shall be served at least 3 clear days before the date of the hearing.
Notwithstanding the foregoing, where, in order to guarantee the presence of a witness at a hearing, it is impossible to comply with the 3-day time period, an ethics committee member may reduce the time period by entering a special order on the subpoena.
O.C. 908-92, s. 25.