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Before You Build in Monroe County, NY: Permit & Rule Checklist (2026)

Everything you need to know before starting a home improvement project

Building a fence, installing a pool, or adding a shed? Each project has its own set of local permits and rules in Monroe County. This guide consolidates fence, pool, ADU, shed, fire pit, and landscaping regulations into one checklist so you know what to expect before you start.

Quick Permit Checklist

At-a-glance overview of permit categories in Monroe County. Click any card for details.

Fences & Walls

Heavy Restrictions

Height limits, materials, permits, and shared fence rules.

Retaining Walls

Some Restrictions

NY State Uniform Code (Residential Code ยงR404) requires engineered design for retaining walls over 4 feet measured from bottom of footing. Monroe County municipalities require building permits. Setbacks apply near property lines.

Permit Free: Up to 4 ft no surchargeEngineering: Over 4 ft requires PEFrost Depth: 42 inches Zone 5ADrainage: Required per ยงR404

Pool Barriers

Heavy Restrictions

NY State Residential Code Appendix G (effective May 12, 2020) requires pool barriers minimum 48 inches. Self-closing, self-latching gates with latch at least 40 inches above grade, opening away from pool. Mandatory pool alarms for pools built after Dec 14, 2006 per Exec Law ยง387(14).

State Code: NYS RC Appendix GMin Height: 48 inchesLatch Height: 40 inches pool sideAlarm: ASTM F2208 required

Height Limits

Some Restrictions

Fence height limits in Monroe County are set by each town and village. No countywide fence height law exists. Typical residential standards are 4 feet in front yards and 6 feet in rear and side yards.

Countywide limit: None โ€” set by each townTypical front yard: 4 feet maximumTypical rear/side yard: 6 feet maximumCorner lots: Sight-line restrictions may apply

Neighbor Fence Rules

Few Restrictions

New York Real Property Actions and Proceedings Law governs shared fence disputes. NY has no statutory shared-cost fence law. Spite fences over 10 feet erected maliciously can be treated as a private nuisance.

Shared cost law: None in NY โ€” no statutory split-cost requirementSpite fence law: RPAPL ยง543 โ€” malicious fences >10 ft actionableBoundary disputes: Civil matter โ€” survey recommendedPlacement: Place fence on your side of the property line

Permit Requirements

Some Restrictions

Fence permit requirements vary by municipality within Monroe County. Many towns require permits for fences over 4โ€“6 feet. Some municipalities exempt small fences. Contact your local building department.

County permit: Not required โ€” apply to your townCommon trigger: Fences over 4โ€“6 feet typically require permitSite plan: Usually required with permit applicationHOA: Check HOA rules in addition to town code

Swimming Pools

Heavy Restrictions

Pool permits, safety fencing, and drainage requirements.

Hot Tub Rules

Some Restrictions

NY Residential Code Appendix G applies to hot tubs and spas โ€” barrier requirements met if equipped with ASTM F1346-compliant lockable safety cover. Electrical permit required for 240V wiring. Monroe County towns require building permit.

Safety Cover: ASTM F1346 exempts fenceElectrical Permit: Required 240VGFCI: NEC ยง680 requiredAlarm: If depth >24 in post-2006

Pool Permits

Heavy Restrictions

Monroe County requires building permits for all pools under NYS Residential Code Appendix G. Town building departments review setbacks, electrical, and barriers. Pool alarms mandatory on post-2006 installs.

State Code: NYS Appendix GBarrier: 48 in, self-latch gatePool Alarm: Required post-2006Permit: Town bldg dept

Fencing Requirements

Heavy Restrictions

All swimming pools capable of holding more than 24 inches of water in Monroe County must be surrounded by a barrier at least 48 inches high under New York State Residential Code. Self-closing, self-latching gates are required.

Fence height: 48 inches minimum (measured outside enclosure)Gate requirements: Self-closing, self-latching, outward-opening, lockableOpening size: Max 4-inch sphere passageBottom gap: No more than 2 inches from ground

Above-Ground Pools

Some Restrictions

Above-ground pools over 24 inches deep in Monroe County require the same barrier requirements as in-ground pools. Pools 48 inches or taller with no deck need a locking or removable ladder. Building permits are required for most above-ground pools.

Barrier required: Yes โ€” same as in-ground for pools >24 inches deepLadder requirement: Locking or removable if pool โ‰ฅ48 inches tall, no deckDeck addition: Requires building permit; full fence barrier then requiredPool alarm: Required (ASTM F2208)

Safety Rules

Heavy Restrictions

Monroe County follows New York State pool safety requirements including mandatory pool alarms, GFCI-protected electrical outlets, proper barrier construction, and permit requirements for all in-ground pools and pools over 24 inches deep.

Pool alarm: Required (ASTM F2208) โ€” except auto safety coversGFCI outlets: Required โ€” at least 6 ft from inside pool wallBuilding permit: Required for pools >24 inches deepTemp barrier: Required during construction; permanent within 90 days

ADUs & Granny Flats

Some Restrictions

Accessory dwelling unit rules and garage conversion permits.

Garage Conversions

Some Restrictions

Garage conversions in Monroe County require building permits and must meet New York State Residential Code requirements for habitable space, egress, insulation, and ventilation. Zoning approval may also be needed.

Building permit: Required โ€” apply to local townHabitable space code: NY Residential Code โ€” ceiling height, egress, ventilationElectrical/plumbing: Separate permits requiredZoning review: Lot coverage and use requirements apply

ADU Rules

Some Restrictions

ADU regulations in Monroe County are set by individual towns and the City of Rochester. No statewide ADU mandate exists in New York. Unincorporated Monroe County areas follow county zoning โ€” ADUs typically require a special use permit or variance.

State mandate: None โ€” local zoning controlsUnincorporated areas: County zoning โ€” special use permit typically requiredCity/towns: Each has its own ADU ordinanceCounty planning: Monroe County Planning: 585-753-2000

Sheds & Outbuildings

Some Restrictions

Shed permits, setback limits, and outbuilding size rules.

Tiny Homes

Some Restrictions

NY State Residential Code Appendix Q allows tiny homes โ‰ค400 sq ft with reduced ceiling (6'8") and loft (6'2") requirements. Foundation-built tiny homes treated as dwellings. THOW (tiny on wheels) treated as RVs under NY VTL. Monroe County towns vary in ADU acceptance.

Appendix Q: โ‰ค400 sq ft standardsFoundation: Dwelling minimum appliesTHOW: RV classificationRochester ADU: ยง120-81 permitted

Carport Rules

Some Restrictions

Monroe County municipalities require building permits for carports. Rochester Zoning Code ยง120-94 treats carports as accessory structures with rear/side yard placement. Setbacks typically 3-5 feet sides. Snow load design per NY RC (35 psf Monroe County).

Permit: RequiredSide Setback: 3-5 feet typicalSnow Load: 35 psf Monroe CountyMax Height: 15 feet typical

Shed Rules

Some Restrictions

Shed permit requirements in Monroe County are handled by each town or city. New York State Building Code requires permits for sheds over 144 square feet. Many Monroe County towns require permits for sheds of all sizes or set lower thresholds.

State permit threshold: Over 144 square feetMany towns: Require permits for all sheds (e.g., Webster)Typical setback: 5โ€“15 feet from property lines (varies by town)Placement: Rear yard typical; no easements

Fire Pits & Outdoor Structures

Some Restrictions

Fire pit placement, outdoor burning restrictions, and permits.

Outdoor Burning

Some Restrictions

Outdoor burning in Monroe County is regulated by Monroe County Sanitary Code Article V and NY State DEC Part 215. Burning trash and leaves is prohibited statewide. Small recreational fires with clean dry wood are generally allowed with conditions.

County authority: Monroe County Sanitary Code Article VState authority: NY DEC 6 NYCRR Part 215Spring burn ban: March 15 โ€“ May 15 (statewide)Prohibited materials: Trash, leaves, treated/painted wood โ€” all banned

Fire Pit Rules

Some Restrictions

Recreational fire pits using clean dry wood are generally permitted in Monroe County with proper clearances. Gas fire pits are typically exempt from burn permit requirements. Permanent structures may require a building permit.

Setback from structures: 25 ft (open fire) / 15 ft (approved container)Supervision: Competent adult required at all timesWater supply: Charged garden hose or equivalent requiredFire curfew: No new material after 10 PM

Landscaping & Tree Removal

Some Restrictions

Tree removal permits, heritage tree protections, and water rules.

Tree Trimming

Some Restrictions

Tree trimming along county and state roads in Monroe County requires permits. Utility line clearance trimming is handled by utilities. Private property tree trimming is generally unregulated unless covered by local ordinance.

County ROW trimming: Monroe County Highway permit requiredState highway trimming: NYSDOT permit requiredPrivate property: Generally unregulated โ€” check town codeUtility clearance: Contact RG&E for lines near trees

Tree Removal & Heritage Trees

Some Restrictions

Tree removal permits in Monroe County are handled by individual municipalities. No countywide tree removal permit exists. Trees on county or state road rights-of-way require permits. Some towns have tree preservation ordinances for significant trees.

County permit: None for private property โ€” check your townCounty ROW trees: Monroe County Highway authorization requiredStreet trees: Municipal approval requiredSome towns: Have tree preservation ordinances for large trees

Water Restrictions

Few Restrictions

Monroe County and the greater Rochester area draw water from Lake Ontario, Hemlock Lake, and Canadice Lake. Unlike drought-prone western states, water restrictions are uncommon but can be declared during drought emergencies.

Water source: Lake Ontario, Hemlock Lake, Canadice Lake (MCWA)Routine restrictions: Uncommon โ€” water supply is generally abundantDrought restrictions: Possible during declared drought emergenciesAuthority: Monroe County Water Authority (MCWA)

General Permit Tips

When do you typically need a permit?

Most cities require permits for structural work, including fences over a certain height, pools, ADUs, and sheds above a size threshold. Even projects that seem minor can trigger permit requirements, so it is always best to check first.

How to apply for a building permit

Visit your local building department or their website. Most jurisdictions accept online applications. You will typically need a site plan, project description, and may need contractor information. Processing times vary from same-day for simple projects to several weeks for larger builds.

Common permit violations to avoid

Building without a permit, exceeding approved dimensions, and ignoring setback requirements are the most common violations. Penalties can include fines, required removal of the structure, and complications when selling your home.

Permit Guides for Nearby Cities

Looking for rules beyond permits? View all ordinances we track for Monroe County.