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Clarkstown, NY Building Safety: Green Building Code (2026)

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

Key Facts

Base FAR (no certification)
0.50
LEED Certified bonus FAR
0.55
LEED Silver bonus FAR
0.575
LEED Gold/Platinum bonus FAR
0.60
Bonuses combinable
no, choose one option only
District
Neighborhood Shopping (NS) only

Summary

Clarkstown does not mandate green building, but a Neighborhood Shopping District developer who certifies to LEED can build denser than the district's 0.50 base floor area ratio: 0.55 for Certified, 0.575 for Silver, and up to 0.60 for Gold or Platinum, as an alternative to a separate stormwater bonus.

Development bonuses. An applicant may choose (and not combine) one of the following development bonuses options: ... Green building. Developments which construct facilities certified by LEED are eligible for maximum FARs at the following levels: Certification Level FAR Not certified 0.50 Certified 0.55 Silver 0.575 Gold/platinum 0.60

Full Breakdown

Clarkstown's Neighborhood Shopping (NS) District bulk table, Table 290-7.4A under § 290-7.4D, lets a developer pick one of two voluntary development bonuses instead of the district's default 0.50 floor area ratio (FAR): a stormwater-runoff bonus or a green-building bonus, but not both. Under the green-building option, a project that is LEED Certified may build to a 0.55 FAR, LEED Silver unlocks 0.575, and LEED Gold or Platinum unlocks the ceiling of 0.60, roughly a 20% density increase over the 0.50 baseline for an uncertified project. The stormwater alternative works the same way, rewarding at least a 5% cut in runoff with 0.525 FAR, 10% with 0.55, and 20% with 0.60.

Both bonuses ride on top of the NS District's other bulk limits set in the same table: 60% maximum lot coverage, 30% maximum principal building coverage, and building heights capped at 24 feet/2 stories for commercial-only projects or 35 feet/3 stories for mixed use. There is no mandatory green-building or LEED certification requirement anywhere in Clarkstown's code; a project may build at the base 0.50 FAR without ever pursuing certification. The NS District's other special-permit conditions, including the outdoor-dining rules of § 290-7.4G(2) and mixed-use unit-size and density caps under § 290-7.4E, still apply regardless of which development bonus, if any, an applicant selects. Certification must be demonstrated to the Building Inspector and Planning Board as part of site plan approval before the bonus FAR can be used in project calculations.

Violations & Fines

Building to a bonus FAR above 0.50 without documented LEED certification, or the qualifying stormwater reduction, is an unpermitted departure from the NS District bulk table and a Zoning Code violation under § 290-34A: a fine up to $3,500 for a first offense, $3,500-$6,000 for a second offense within 18 months, and up to $16,000 for later repeats, plus up to 15 days imprisonment. The Building Inspector can also deny the certificate of occupancy under § 290-31A(4) until certification is verified or the excess floor area is removed.

Frequently Asked Questions

Does Clarkstown require green building certification?
No. LEED certification is entirely voluntary. Table 290-7.4A under § 290-7.4D offers it as one of two optional density bonuses in the Neighborhood Shopping District; a project can build at the base 0.50 floor area ratio without ever certifying.
How much extra density does LEED certification earn in Clarkstown?
A LEED Certified project can build to a 0.55 FAR instead of the base 0.50, LEED Silver reaches 0.575, and LEED Gold or Platinum reaches the district ceiling of 0.60, roughly a 20% increase over the uncertified baseline.
Can I combine the green building bonus with the stormwater bonus?
No. Table 290-7.4A's note 1 states an applicant "may choose (and not combine)" only one of the two development bonus options, green building or reduced stormwater runoff.

Sources & Official References

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