Almost all states have this standard; some states have exceptions for safety or other cases (obvious one being making a left turn). There's a thorough rundown h

Almost all states have this standard; some states have exceptions for safety or other cases (obvious one being making a left turn). There's a thorough rundown here: http://bicycledriving.org/law/guide-to-improving-laws http://bicycledriving.org/law/guide-to-improving-laws although it may be out of date.