Off-Grid Living in Rye, New Hampshire

I've been digging into what off-grid living actually looks like in Rye, New Hampshire, and the short version is: Rye is a fully zoned town, and it's recently consolidated all its regulations (zoning, land development, building code) into one unified municipal Code, so there's no separate "Zoning Ordinance" document floating around anymore, it's all under one roof administered by the Town.

Zoning and land use. Rye's zoning authority comes from the Town Meeting-adopted ordinance, itself enabled by New Hampshire state law (RSA Title LXIV, Chapter 672 et seq.). One wrinkle specific to Rye: the Rye Beach Precinct has its own separate zoning powers granted by special state statute, so if you're looking at land in that Precinct, its rules come first and the Town's ordinance only fills gaps. Outside the Precinct, no land can be used, built on, or altered "except in conformance with" the Town's chapter, per the Building Department and Planning & Zoning Administrator.

Dwellings, tiny homes, RVs. I didn't find anything in the Rye code specifically addressing tiny houses on wheels or RVs as permanent residences. The general standard is that any development has to be "compatible with the semi-rural/rural character" of Rye, and the Planning Board can impose extra conditions. If you're considering an alternative dwelling type, call the Building Department before you buy land or a structure.

Building permits. Required by the Town, administered by the Building Inspector, unless something is exempt under the State Building Code or Rye's own building code. The Planning and Zoning Administrator also has an administrative role under state law (RSA 676:5).

Septic and composting toilets. This is largely a state matter. Under RSA 485-A:32.I, any building with plumbed fixtures, regardless of where the water comes from, must connect to a sewer or septic system. NHDES (state) approves all septic systems statewide, though the Town completes a local approval form as part of that process. Composting toilets and outhouses can handle waste but can't substitute for a septic system if the structure has plumbing.

Greywater and rainwater. I didn't find a Rye-specific ordinance on either. Greywater from plumbed fixtures likely falls under that same state septic-connection law. Rainwater harvesting doesn't appear restricted, but confirm with the Building Department since state plumbing code provisions get enforced locally.

Wells. Licensed and permitted at the state level through the NH Water Well Board; Rye's septic/building applications ask for well location info, but I found no town-specific well ordinance.

Off-grid utilities. No blanket rule forcing every dwelling onto municipal water or sewer, but the practical effect of the state septic-connection law is that a plumbed off-grid home still needs an approved septic system (or documented no-water-supply exemption). Land use itself remains governed by Rye's zoning conformance requirement.

Bottom line: Rye isn't hostile to off-grid ambitions, but it's not a legal gray zone either, everything runs through the Building Department, the Planning & Zoning Administrator, and NHDES for anything septic-related. Call before you build.