25 CFR § 502.4
Class III gaming
February 24, 2021
Class III gaming means all forms of gaming that are not class I gaming or class II gaming, including but not limited to:
(a) Any house banking game, including but not limited to—
(1) Card games such as baccarat, chemin de fer, blackjack (21), and pai gow (if played as house banking games);
(2) Casino games such as roulette, craps, and keno;
(b) Any slot machines as defined in 15 U.S.C. 1171(a)(1) and electronic or electromechanical facsimiles of any game of chance;
(c) Any sports betting and parimutuel wagering including but not limited to wagering on horse racing, dog racing or jai alai; or
(d) Lotteries.