Every motorcycle must be equipped with at least one mirror of unit magnification, securely affixed to the handlebar and capable of adjustment within a range that will reflect an image that includes at least the horizon and the road surface to the rear of the motorcycle. Such mirror must consist of a minimum reflective surface of ten square inches [64.52 square centimeters]. All mirrors shall not contain sharp edges or projections capable of producing injury.
N.D. Cent. Code § 39-27-09
Mirror
Official source: North Dakota Legislative Branch. Reproduced from public-domain North Dakota statutes; confirm against the official source for the current text. Not legal advice.