Zoning, building permits and septic rules in Town of Greenwich, New York

Town of Greenwich’s own rules

• Local zoningPresent (with conditions)

  Land inside Greenwich town limits: the town adopts and administers its own zoning law (Chapter 190, 'Town of Greenwich Zoning Law'), which governs use and dimensional rules for land in the town.

  • Zoning compliance must be established before a Washington County building permit is submitted (see building permit claim).
  • The town's zoning law was amended by L.L. No. 2-2025 (listed on eCode360 as adopted 2025-09-09); the text reviewed is the eCode360 Article I text, and district and dimensional articles were not opened in this run.
  • Proposed amendments referenced in other town and county documents (joint planning board and joint zoning board of appeals with the Village of Greenwich) were not verified as adopted and are not recorded here.

  “This chapter shall be known and cited as the "Town of Greenwich Zoning Law."”

• Zoning districtsPublished

  Land inside Greenwich town limits: the town publishes its zoning law, use table and zoning map on its official website.

  • District names and boundaries were not read from an official page in this run; the town site lists the zoning law, a use table and a zoning map as separate downloads.

  “Zoning Districts RA, Rural / Agricultural R, Residential HMU, Hamlet / Mixed Use CMU, Commercial / Mixed Use I, Industrial”

• Subdividing landRegulated

  Land subdivision inside Greenwich town limits, under the town's planning board subdivision law.

  • The subdivision law's text, thresholds and procedure were not opened in this run.

  “Chapter 167 Subdivision of Land [HISTORY: Adopted by the Town Board of the Town of Greenwich 5-11-1999 by L.L. No. 2-1999. Amendments noted where applicable.]”

• Driveway accessRequired

  New driveways connecting to a town road inside Greenwich town limits (residential or business).

  • Applies to a new driveway on a town road. For improving or moving an existing driveway, the highway superintendent must be called before work to determine whether a permit is needed.
  • Driveways on county or state roads are not addressed on this page.

  “If installing a new driveway on a Town Road (residential or business), Greenwich Driveway Permit is needed.”

• Permit processPartial

  Permit applications for work inside Greenwich town limits.

  • Processing and review time stated as two to four weeks.
  • Code enforcement officer is reached by appointment (call for appointment).
  • Fee schedule, application checklist and online submission were not stated on the page.

  processing and review time: 2 to 4 weeks

  “Allow two to four weeks for processing and review.”

Rules another office applies inside Town of Greenwich

Town of Greenwich does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.

• Building permitRequired

  Construction inside Greenwich town limits: a Washington County building permit is used together with the Greenwich zoning compliance form, which the town code enforcement officer signs first.

  • The Greenwich zoning compliance form must be signed by the code enforcement officer before the Washington County building permit is submitted.
  • No work may proceed without a valid permit and site notice.
  • Processing and review takes two to four weeks (see permit process claim).

  “BOTH forms need to be filled out. Greenwich Zoning Compliance form must be signed by the Code Enforcement Officer PRIOR to submitting the Washington County Building Permit.”

• Who permits septicCounty (with conditions)

  Private on-site sewage disposal systems inside Greenwich town limits: the county sewage disposal system permit is submitted to the county, after the town code enforcement officer signs it.

  • The town code enforcement officer signs the county form before it is submitted to the county.
  • County-level sewage requirements (Washington County Sanitary Code or health department rules) were not located or opened in this run.

  “County Sewage Disposal System Permit Needs to be filled out and signed by the Greenwich Code Enforcement Officer PRIOR to submitting to the County.”

• Septic permitRequired

  Private on-site sewage disposal systems inside Greenwich town limits (county permit, district is Greenwich town).

  • Application is first signed by the town code enforcement officer, then submitted to the county.
  • Construction may proceed only after the permit is issued.

  “County Sewage Disposal System Permit Needs to be filled out and signed by the Greenwich Code Enforcement Officer PRIOR to submitting to the County.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Town of Greenwich or Washington County directly.

• Owner-builder exemption — Owner-builder exemption from permitting for work inside Greenwich town limits.
• Building code adopted — Building code in force for construction inside Greenwich town limits.
• Inspections — Building inspections for construction inside Greenwich town limits.
• Certificate of occupancy — Certificate of occupancy for new homes inside Greenwich town limits.
• Minimum dwelling size — Minimum dwelling floor area for homes inside Greenwich town limits.

Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.

Off-grid gear

Going off-grid in Town of Greenwich means bringing your own water and power. The kit we’d start with:

• Water Crystal Quest Filter any source — well, rain, or creek — to drinking-clean.
• Power Bluetti Solar generators and home battery backup for living off the grid.
• Septic Soil percolation test kit Run your own perc test before paying an engineer — the first thing a septic office asks about.
• Water Well water test kit Bacteria, nitrates, hardness — know what the well on a parcel is really pumping.

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