New Hampshire § 266:59 Muffler;  Prevention of Noise

New Hampshire Statutes

§ 266:59 — Muffler; Prevention of Noise

New Hampshire § 266:59

Title XXIMOTOR VEHICLES

Ch. 266EQUIPMENT OF VEHICLES

SubdivisionMiscellaneous

This text of New Hampshire § 266:59 (Muffler; Prevention of Noise) is published on Counsel Stack Legal Research, covering New Hampshire primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook

N.H. Rev. Stat. Ann. § 266:59 (2026).

Text

I.Every motor vehicle shall at all times be equipped with a muffler as defined in RSA 259:66, in good working order and in constant operation to prevent excessive or unusual noise, and no person shall use a muffler cutout, bypass or similar device upon a motor vehicle on a way.

II.The engine and power mechanism of every motor vehicle shall be so equipped and adjusted as to prevent the escape of excessive fumes, smoke, flame, gas, oil or fuel residue.

III.[Repealed.]

IV.No person shall operate a motor vehicle with a straight pipe exhaust system; "straight pipe exhaust system" means any straight- through exhaust system that does not contain baffles or otherwise does not meet the definition of muffler in RSA 259:66. Any person who violates the provisions of this paragraph shall be guilty

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I. Every motor vehicle shall at all times be equipped with a muffler as defined in RSA 259:66, in good working order and in constant operation to prevent excessive or unusual noise, and no person shall use a muffler cutout, bypass or similar device upon a motor vehicle on a way.
II. The engine and power mechanism of every motor vehicle shall be so equipped and adjusted as to prevent the escape of excessive fumes, smoke, flame, gas, oil or fuel residue.
III. [Repealed.]
IV. No person shall operate a motor vehicle with a straight pipe exhaust system; "straight pipe exhaust system" means any straight- through exhaust system that does not contain baffles or otherwise does not meet the definition of muffler in RSA 259:66. Any person who violates the provisions of this paragraph shall be guilty of a violation and shall be fined not less than $100 for a first offense, not less than $250 for a second offense in a calendar year, and not less than $500 for a third or subsequent offense in a calendar year.