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Mount Pleasant, SC Noise Ordinances: Construction Hours (2026)

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

Construction hours in Mount Pleasant, SC, sometimes called construction noise rules or contractor work-hour ordinances, set when contractors can run power tools, hammers, and heavy equipment.

Key Facts

Prohibited hours
9:00 p.m. to 7:00 a.m.
Daytime trigger
Plainly audible from inside neighboring property
Exemptions
Emergency work; town-permitted public projects
Max penalty
$500 fine and/or 30 days jail
Enforcing agency
Mount Pleasant Police Department

Summary

The Town of Mount Pleasant bars building operations between 9:00 p.m. and 7:00 a.m. under Town Code § 132.03(E)(3). Even during allowed hours, construction noise that is plainly audible from inside a neighboring residence or business is a violation on its own.

(3) Building noise. Building operations between the hours of 9:00 p.m. and 7:00 a.m. the following day is prohibited. Any noise generated from building operations, at any time, that is plainly audible from inside of a residence or place of business of a receiving property shall constitute a violation of this section.

Full Breakdown

Mount Pleasant's noise ordinance treats construction as a distinct category of regulated noise. the following day. 03(A) to include on-site erection, fabrication, installation, alteration, demolition, or removal of a structure and related activities such as clearing land, earth moving, blasting, and landscaping, the nighttime ban reaches most job-site work, not just hammering or power tools. The clause has a second, independent trigger: any noise generated from building operations, at any time of day, that is plainly audible from inside of a residence or place of business of a receiving property is also a violation, so daytime construction is not automatically exempt if it is loud enough to be heard inside a neighbor's home.

Two exceptions in division (G) can apply to job sites: emergency work needed to restore property to a safe condition or protect people or property from danger, and construction or repair of public roadways, public works projects, and other projects permitted by the town. Neither exception covers ordinary private building work outside the exempted categories. The Mount Pleasant Police Department or other designated town authority enforces the section and may take sound level meter readings under division (B) to document a daytime complaint, though a plainly-audible complaint does not require one.

Violations & Fines

A building-noise violation under § 132.03(E)(3) is punishable under § 132.03(H) by a fine of up to $500, imprisonment for up to 30 days, or both, capped at the penalty state law provides for a similar offense. Each day the prohibited construction noise continues is a separate offense, so multi-day job-site violations can accumulate separate citations.

Frequently Asked Questions

When can construction crews work in Mount Pleasant without violating the noise code?
Building operations are barred between 9:00 p.m. and 7:00 a.m. under § 132.03(E)(3). Outside that window, construction noise is still a violation if it is plainly audible from inside a neighboring residence or place of business, so daytime hours are not an automatic pass.
Is emergency repair work exempt from Mount Pleasant's construction noise hours?
Yes. Section 132.03(G)(5) exempts emergency work, defined as work needed to restore property to a safe condition or to protect people or property from danger, along with certain town-permitted public works and roadway projects under (G)(6).
What happens if a contractor keeps violating the construction noise hours?
Under § 132.03(H), each day a violation occurs or continues is a separate offense, and each is punishable by a fine of up to $500, up to 30 days imprisonment, or both, though never more than the penalty state law sets for a similar offense.

Sources & Official References

Other rules in Mount Pleasant

All Mount Pleasant rules

How Mount Pleasant compares: Cities with the Strictest Construction Hours·Compare Mount Pleasant to another location·View the South Carolina noise ordinances overview

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