(a)  A person operating a bicycle upon a highway shall not ride other than upon or astride a permanent and regular seat attached thereto, unless the bicycle was designed by the manufacturer to be ridden without a seat.

(b)  An operator shall not allow a person riding as a passenger, and a person shall not ride as a passenger, on a bicycle upon a highway other than upon or astride a separate seat attached thereto. If the passenger is four years of age or younger, or weighs 40 pounds or less, the seat shall have adequate provision for retaining the passenger in place and for protecting the passenger from the moving parts of the bicycle.

Terms Used In California Vehicle Code 21204

  • Highway: is a way or place of whatever nature, publicly maintained and open to the use of the public for purposes of vehicular travel. See California Vehicle Code 360
  • Person: includes a natural person, firm, copartnership, association, limited liability company, or corporation. See California Vehicle Code 470

(Amended by Stats. 2009, Ch. 594, Sec. 1. (SB 527) Effective January 1, 2010.)

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