1. A. A bicycle is any device propelled solely by human power upon which any person or persons may ride, having a seat or saddle for the use of each rider and:

   1. 1. On a bicycle, two tandem wheels, either of which is twenty (20) inches or more in diameter;
   2. 2. On a tricycle, three wheels in any configuration, of which at least one is twenty (20) inches or more in diameter; or

   3. 3. On a quadcycle, four wheels in any configuration, of which at least two are twenty (20) inches or more in diameter.

      The wheel diameter provisions of this subsection shall not apply to recumbent bicycles.

2. B. An electric-assisted bicycle is any bicycle with:

   1. 1. Two or three wheels;

   2. 2. Fully operative pedals for human propulsion and equipped with an electric motor:

      1. a. with a power output not to exceed one thousand (1,000) watts,
      2. b. incapable of propelling the device at a speed of more than twenty (20) miles per hour on level ground, and

      3. c. incapable of further increasing the speed of the device when human power alone is used to propel the device at a speed of twenty (20) miles per hour or more.

         An electric-assisted bicycle shall meet the requirements of the Federal Motor Vehicle Safety Standards as set forth in federal regulations and shall operate in such a manner that the electric motor disengages or ceases to function when the brakes are applied.

3. C. A motorized bicycle is any bicycle having:

   1. 1. Fully operative pedals for propulsion by human power;
   2. 2. An automatic transmission; and
   3. 3. A combustion engine with a piston or rotor displacement of fifty cubic centimeters (50 cu cm) or less, regardless of the number of chambers in the engine, which is capable of propelling the bicycle at a maximum design speed of not more than thirty (30) miles per hour on level ground.
4. D. As used in this title, the term "bicycle" shall include tricycles, quadcycles, or similar human-powered devices, electric-assisted bicycles, and motorized bicycles unless otherwise specifically indicated.

Laws 1961, HB 556, p. 315, § 1-104; Amended by Laws 2003, SB 633, c. 411, § 1, eff. November 1, 2003 (superseded document available); Amended by Laws 2004, HB 2637, c. 521, § 1, eff. November 1, 2004 (superseded document available).