All lamps, reflectors and other illuminating devices required by this article shall be kept clean and in good working order and, as far as practicable, shall be mounted in such a manner as to reduce the likelihood of their being obscured by mud or dust thrown up by the wheels.
N.J. Stat. Ann. § 39:3-66
Maintenance of lamps, reflectors, etc
Current official text: New Jersey Legislature. Digitized from the New Jersey Legislature bulk statutes download. Reproduced from public-domain New Jersey statutes; confirm against the official source for the current text. Not legal advice.