Every bicycle and moped shall be equipped with a brake or brakes which will enable its driver to stop the bicycle or moped within 25 feet from a speed of 10 miles per hour on dry, level, clean pavement.
N.H. Rev. Stat. Ann. § 266:88
Brake Required
Source
Official source: New Hampshire General Court. Reproduced from public-domain New Hampshire statutes; confirm against the official source for the current text. Not legal advice.