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Rochester, NY Noise from Specific Sources: Generator Noise (2026)

Few Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

Exempt source
Emergency generators, § 75-4B(8)
General noise curfew
10 p.m.-8 a.m. at property line
Daytime standard
Audible 50 ft, 8 a.m.-10 p.m.
Enforcing agency
Chief of Police / Neighborhood Service Centers
First-offense penalty
$25 ($50 if defaulted)

Summary

Rochester's citywide noise ordinance bars "excessive noise" audible beyond a property line at night or 50 feet away by day, but City Code § 75-4B(8) specifically carves emergency generators out of that ban. The exemption applies to true emergency units; a generator run for convenience rather than an outage can still trigger the general excessive-noise standard.

B. The provisions of this section shall not apply to noise emanating from the following:

(1) Sources or activities regulated by §§ 75-7, 75-8, 75-9, 75-10, 75-12, 75-13 and 75-15 of this chapter, and §§ 27-9A and 31-5 of the Municipal Code. ...

(8) Emergency generators.

View official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: rev 4935326; v86 updated 2026-06-16; through 06-16-2026).

Full Breakdown

m. " Because the exemption sits alongside items covering lawn mowers, snowblowers and air conditioners, the Council has treated generator noise the same way it treats other routine mechanical equipment: unregulated by the general noise code, with no decibel ceiling or curfew attached specifically to generators. The carve-out is narrow on its face, it exempts "emergency" generators, not backup or portable units run for convenience, so a generator operated outside an actual power emergency could still be measured against the general § 75-4A standard. Chapter 75 is enforced by the Chief of Police and by Neighborhood Service Centers Administrators under § 75-20, and any violation of the chapter, including a disputed generator complaint that falls outside the exemption, is referred to the Municipal Code Violations Bureau and punished under the citywide schedule in § 13A-11: $25 for a first offense ($50 if defaulted), $35 for a second ($70 defaulted), and $65 for a third or subsequent offense ($130 defaulted).

Residents may also file a sworn deposition with a police officer under § 75-21 describing the noise, its date, and the alleged violator, triggering a police investigation. No permit or registration is required to run an emergency generator in Rochester.

Violations & Fines

Running a true emergency generator carries no citywide noise penalty in Rochester; § 75-4B(8) exempts it outright. Noise that does violate Chapter 75, including generator use found not to qualify as an emergency, routes through the Municipal Code Violations Bureau under the § 13A-11 general schedule: $25/$50 for a first offense, $35/$70 for a second, $65/$130 for a third or later offense (initial penalty/default penalty).

Frequently Asked Questions

Does Rochester limit how loud my emergency generator can run?
No. City Code § 75-4B(8) exempts emergency generators from the citywide excessive-noise prohibition in § 75-4, so there is no decibel limit or curfew hour written specifically for them. The same subsection also exempts lawn equipment, snowblowers and air conditioners from the general noise standard.
What if I run a portable generator that isn't for an emergency?
The § 75-4B(8) exemption is written for "emergency generators," so a generator run for convenience, camping, or a party could still be measured against the general rule: noise audible beyond your property line between 10 p.m. and 8 a.m., or audible 50 feet away between 8 a.m. and 10 p.m., is presumptively an excessive-noise violation.
Who enforces Rochester's noise code and what's the fine?
Chapter 75 is enforced by the Chief of Police and Neighborhood Service Centers Administrators under § 75-20. Violations go to the Municipal Code Violations Bureau, where § 13A-11 sets penalties of $25 for a first offense, $35 for a second and $65 for a third or later offense, doubling if the fine is defaulted.
Can a neighbor report generator noise directly to police?
Yes. Under § 75-21, any person who observes a suspected noise violation may file a signed, sworn deposition with a police officer describing the conduct, the date and the alleged violator's name and address if known. An officer must investigate, and a supported complaint results in a notice of violation.

Sources & Official References

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