Off-Grid Living in East Lyme, Connecticut

I've been digging into what off-grid living actually looks like in East Lyme, Connecticut, and the short version is: this is a fully zoned town, and going off-grid here means working through several layers of local and regional approval rather than just building on your land.

Zoning. East Lyme is townwide zoned, administered by the Zoning Commission and the Zoning Official under authority granted by Connecticut General Statutes (Chapter 124). No structure can be built, moved, or altered except in conformity with the town's zoning regulations. If you're looking at property in the Niantic area, be aware that several private beach associations (Giants Neck Beach, Crescent Beach, Black Point) layer their own zoning districts on top of the town's, which means extra review for those parcels.

Dwellings, tiny homes, RVs. I couldn't find an East Lyme-specific rule addressing tiny homes or RVs as permanent dwellings. Connecticut's state building code has a small-dwelling allowance (around 400 square feet) that gets administered locally, but East Lyme's own regs don't spell out RV or tiny-home occupancy rules in what I found. Treat this as restricted by default until the Zoning or Building Department confirms otherwise for your specific plan.

Building permits. The town's Building Department issues permits and inspects structural, plumbing, mechanical, electrical, and gas work. Permits require sign-off from both the building official and the zoning official, per state statute, so these two departments work in tandem.

Septic and wells. Both are regulated regionally by Ledge Light Health District (LLHD), which acts as East Lyme's local health authority. Any new septic system or repair needs an LLHD permit, and properties on private well or septic need to file LLHD's B100a application. LLHD also inspects and permits well installation, working alongside the state Department of Consumer Protection. I found nothing specifically addressing composting toilets, so I'd call that unconfirmed and ask LLHD directly since it likely falls under alternative-system review.

Greywater. No East Lyme or LLHD page I found addresses household greywater reuse specifically. That's a genuine gap, not a green light, so ask LLHD before you build a system.

Rainwater harvesting. I didn't find any town rule against catching rainwater, and the Zoning Department's own site links to general water conservation info without a prohibition. This looks permitted, subject to the state building code baseline.

Utility disconnection. Nothing explicitly bans living off-grid, but occupancy is practically gated by the whole permit chain, Building/Zoning sign-off plus LLHD septic/well approval, before you'd get a certificate of occupancy.

Bottom line: East Lyme isn't hostile to off-grid systems like rainwater catchment, but it's not a place where you can quietly go build unpermitted. Confirm everything with the town and LLHD before you commit money to land.