Every person riding a bicycle shall be responsible for providing and using equipment as provided herein.
(A) Lamps required. Every bicycle when in use at nighttime shall be equipped with a lamp on the front which shall emit a white light visible from a distance of at least 300 feet to the front and with a lamp on the rear exhibiting a red light visible from a distance of 300 feet to the rear except that a red reflector on the rear, of a type which shall be visible from all distances from 50 feet to 300 feet to the rear when directly in front of lawful upper beams of headlamps on a motor vehicle, may be used in lieu of a rear light.
(Iowa Code § 321.397)
(B) Brakes required. Every bicycle shall be equipped with a brake which will enable the operator to make the braked wheel skid on dry, level, clean pavement.
(Iowa Code § 321.236(10))
(1999 Code, § 76.13) Penalty, see § 10.99