R.I. Gen. Laws § 41-5-11.1: Drug and H.I.V. testing.

All contestants in a professional boxing or professional kickboxing match shall submit to drug and H.I.V. testing under such rules and regulations and for such drugs as the division of gaming and athletics licensing shall prescribe. The costs of the drug testing shall be paid by the contestant and/or promoter for the boxing or kickboxing match.