Each person granted a driver's training school license shall display the same conspicuously on the school premises. Each person granted an instructor's license shall carry the same in his or her possession while engaged in giving driver training. In case of loss, mutilation, or destruction of a license certificate, the Commissioner shall issue a duplicate certificate upon payment of a fee of $8.00. (Added 1959, No. 153, § 3, eff. Jan. 1, 1960; amended 1989, No. 51, § 42; 2015, No. 159 (Adj. Sess.), § 40.)