Wis. Stat. § 145.18: Temporary permits.

The department may issue temporary permits to journeymen automatic fire sprinkler system fitters or to automatic fire sprinkler contractors pending examination of applicants for licenses. The department may also issue temporary permits to applicants for automatic fire sprinkler-maintenance only registration certificates. The department shall, by rule, prescribe the procedure for issuing these permits. Examination fees shall be paid at the time the permit is issued.