N.Y.C. Admin. Code § 17-602: § 17-602 Drug testing of school system drivers.

Every motor carrier shall certify to the board of education that it requires all drivers employed by such motor carrier to submit to pre-employment drug testing, random drug testing, reasonable suspicion drug testing, post-accident drug testing and return to duty drug testing, in accordance with the requirements of this chapter and any rules promulgated pursuant hereto.