Ind. Code § 9-13-2-104.1
"Motor driven cycle"
Sec. 104.1. "Motor driven cycle" means a motor vehicle that:
(1) has a seat or saddle for the use of the rider;
(2) is designated to travel on not more than three (3) wheels in contact with the ground;
(3) complies with the applicable motor vehicle equipment requirements under IC 9-19 and 49 CFR 571;
(4) has a cylinder capacity not exceeding fifty (50) cubic centimeters; and
(5) is registered as a motor driven cycle under IC 9-18.1.
The term does not include an electric bicycle.
As added by P.L.221-2014, SEC.11. Amended by P.L.206-2019, SEC.7; P.L.111-2021, SEC.12.