8 rules for unincorporated Rockland County, New York.
Verified from official government sources
Rockland County grass height limits are set by town property maintenance codes, typically 10-12 inches. Clarkstown §189, Ramapo §263, Orangetown §25 all trigger abatement after notice. Village of Nyack and Spring Valley enforce more aggressively on neglected Hudson Valley suburban properties.
Rockland County tree trimming is governed by town tree laws. Clarkstown Chapter 254, Ramapo Chapter 188, and Orangetown Chapter 35 protect trees above 6 inches DBH on undeveloped or commercial parcels. Street trees managed by town highway departments. NY RPAPL §861 allows trimming neighbor branches to property line.
Rockland County towns require permits for private tree removal above size thresholds. Clarkstown Code Ch. 214, Ramapo Ch. 354, and Orangetown Ch. 21A govern removal of trees 6-10 inches DBH. Street trees in Nyack, Suffern, and Spring Valley are village-managed only.
Rockland County weed control is enforced via town property maintenance codes (Clarkstown §189, Ramapo §263, Orangetown §25). NY DEC regulates invasive species under 6 NYCRR Part 575. Japanese knotweed, phragmites, and emerald ash borer are major Hudson Valley concerns.
Rockland County water is supplied primarily by Veolia NY (formerly United Water Rockland/Suez). Drought restrictions are imposed during declared emergencies under NY ECL §15-0801. Routine landscape watering is allowed; odd/even restrictions apply during Stage 1+ drought declarations.
Rainwater harvesting is permitted throughout Rockland County with no significant state restrictions. NY Environmental Conservation Law encourages residential collection. Large cisterns may require building permits in Clarkstown, Ramapo, and Orangetown.
Rockland County encourages native Hudson Valley plants through the Rockland County Soil and Water Conservation District. NY DEC maintains native species guides. HOAs cannot unreasonably prohibit native or pollinator landscaping under NY Real Property Law §339-dd considerations.
Rockland County towns permit artificial turf with drainage and installation standards. No state ban exists. Clarkstown and Ramapo require proper base drainage; some villages restrict front-yard turf. PFAS infill concerns have prompted scrutiny in Nyack and Piermont.
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