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Southampton, NY Solar Energy: Expedited Solar Permitting (2026)

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

Key Facts

Determination deadline
14 days after complete application (§123-39.1A)
Max panel height
6 inches above roof, flush-mounted
Ridge clearance
18-inch clearing at ridge and to ridge
Roof load cap
5 lb/sf PV, 6 lb/sf hot water
Review exemption
Skips ARB and Landmarks Board review
Adopted
12-22-2011 by L.L. No. 46-2011

Summary

Homeowners in the Town of Southampton outside the villages can skip Architectural Review Board and Landmarks Board review for a roof-mounted residential solar system that meets the Town's fast-track specs. Southampton Town Code § 123-39.1A guarantees a permit determination within 14 days of a complete application.

§ 123-39.1. Residential solar installations. ... A. Standard applications for residential solar installation. Solar installation applications that meet the fast-track requirements as set forth below shall be eligible for expedited review (with a determination within 14 days of submittal of a completed application with required fees as per the adopted fee schedule), and exempt from review by the Architectural Review Board or the Landmarks and Historic Districts Board: ... (2) The proposed roof-mounted solar installation shall be flush-mounted parallel to the roof surface and no more than six inches above the surface with an eighteen-inch clearing at the roof ridge and an eighteen-inch clearing path to the ridge. (3) The proposed roof-mounted solar installation shall create a gravity roof load of no more than five pounds per square foot for photovoltaic (PV) and six pounds per square foot for residential solar hot water (RSHW).

Full Breakdown

Section 123-39.1A sets the fast-track deal: a residential solar application meeting the listed standards gets a determination within 14 days of a completed submission with fees, and is exempt from separate Architectural Review Board or Landmarks and Historic Districts Board review. To qualify, the system must sit on a single layer of roofing (a waiver from the Chief Building Inspector is available for a second layer), mount flush and parallel to the roof no more than six inches above the surface, and leave an 18-inch clearing at the roof ridge plus an 18-inch clearing path to it.

Roof load is capped at five pounds per square foot for photovoltaic systems and six pounds per square foot for residential solar hot water. Installation must be performed by a prescreened contractor, PV panels must carry UL 1703 certification with inverters on the New York State Public Service Commission's type-tested list conforming to UL 1741, and solar hot water equipment must carry Solar Rating and Certification Corporation OG-100 certification. Applicants submit the uniform Fast Track Permit Application along with a professional engineer or registered architect-certified drawing of the panel layout and a load- and wind-bearing certification.

After approval, a warning label must be affixed at utility meters and any AC disconnect switch, and the Town keeps an address list of installations to share with first responders. A ground-mounted system is allowed only where roof mounting is not practical, and must then follow the accessory-structure setbacks in § 330-76L rather than the fast-track roof standards.

Violations & Fines

A solar installation that does not meet the fast-track criteria, or that is built without the required building permit and certifications, falls under the general Chapter 123 penalty scheme in § 123-21B: an unclassified misdemeanor punishable by up to $1,000 per day per offense, plus a stop-work order and mandatory $100 blight mitigation surcharge on conviction for noncompliant construction.

Frequently Asked Questions

How fast is Southampton's residential solar permit review?
If the application meets every fast-track standard in § 123-39.1A, complete with required fees, the Town must render a determination within 14 days, and the project is exempt from separate Architectural Review Board or Landmarks and Historic Districts Board review that other exterior work often needs.
What roof-mounting rules qualify a system for fast-track review?
Panels must sit flush and parallel to the roof, no more than six inches above the surface, with an 18-inch clearing at the ridge and an 18-inch clearing path to it, and the installation cannot exceed 5 pounds per square foot of roof load for photovoltaic panels or 6 pounds per square foot for solar hot water systems.
Can I install panels on the ground instead of the roof?
Yes, but only where a roof-mounted system is not practical or feasible. A ground-mounted system must then meet the accessory-structure setbacks in § 330-76L, standing at least 10 feet from any property line unless screened, rather than the roof-mounted fast-track standards.
Who is allowed to install a fast-track solar system?
Only a prescreened contractor may perform the work under § 123-39.1A(4), and the PV panels must carry UL 1703 certification with inverters on the New York State Public Service Commission's type-tested list conforming to UL 1741 before the application can qualify for expedited review.

Sources & Official References

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