R.I. Gen. Laws § 31-18-14: Full stop for pedestrian with guide dog or white cane.

Whenever a pedestrian is crossing or attempting to cross a public street or highway guided by a seeing-eye guide dog or a hearing-ear signal dog clearly identified as such by a yellow harness, which has been trained and educated to guide and assist the pedestrian in traveling upon the public streets; or carrying in a raised or extended position a cane or walking stick which is white in color or white tipped with red, the driver of every vehicle approaching the intersection, or place where the pedestrian is attempting to cross, shall bring his or her vehicle to a full stop before arriving at the intersection or place of crossing, and before proceeding shall take any precautions that may be necessary to avoid injuring the pedestrian.