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KCC §12-2.4Rules for building a tiny house
Read the official text at ecode360.com ↗This section adopts the 2018 International Residential Code's Appendix Q for building tiny houses in Kauai County, with one change. It defines a tiny house as a dwelling with 500 square feet or less of floor area, not counting lofts. The floor area includes enclosed attached structures like garages, but not open ones like porches.
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The ordinance, as written (Kauaʻi County) — Tiny Houses
A copy, taken August 22, 2026. The version published by Kauaʻi County is the one that governs, and it may have changed since. Check it before relying on anything here.
For the purpose of this Ordinance as it applies to the construction of a Tiny House, the International Residential Code for One- and Two-Family Dwellings, Appendix Q, 2018 Edition, as copyrighted and published in 2017 by the International Code Council, Incorporated, 4051 Flossmoor Road, Country Club Hills, Illinois 60478, is by reference incorporated and made a part hereof, subject to the following amendment:SECTION AQ102DEFINITIONSTINY HOUSE. A dwelling that is 500 square feet (46 m2) or less in floor area excluding lofts. The maximum total floor area of 500 square feet shall mean the sum of the horizontal areas of each floor of a building, measured from the interior faces of the exterior walls. The total floor area shall include enclosed attached accessory structures such as garages or storage areas. Unenclosed attached structures such as carports, breezeways, lanais, or porches shall be excluded.
Read the official text at ecode360.com ↗as published Jan 1, 2026our copy taken Aug 22, 2026 The County of Kauaʻi publishes this code through eCode360 and states that it is provided for information only and should not be considered the official version of the Code.
LawTrove is not legal advice. The summary above is a computer-generated restatement — the authoritative text is the official version linked above.