*Dismount Zone: Mon-Fri from 8am to 6pm, No bicycles, skateboards, rollerblades, scooters, or unicycles allowed in the plazas (Sproul, Dwinelle, California) between Bancroft/Telegraph and Moffitt Library. The area is marked with blue signs and yellow dashed paint on the ground.

*A bicyclist cannot wear headphones while riding a bicycle in California.

*Bicycles must have a displayed license (sticker). The license is good for three years, anywhere in the state. UCPD provides free licensing.

*Bicycles must be parked in a bike rack. They cannot be locked to a handrail or fixed object (other than a bike rack).

For more info:
http://police.berkeley.edu/prevention/bike.html
http://pt.berkeley.edu/around/bike