HCC §25-5-38
Rules for multiple buildings in residential mixed-use zones
Read the official text at hawaiicounty.gov ↗In the RM district, you can build more than one main building on a lot, but they must be at least 15 feet apart. New buildings and additions need plan approval, except for one single-family house and its accessory buildings. The commission can allow exceptions to some rules in a planned unit development.
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The ordinance, as written (Hawaiʻi County) — Other regulations
A copy, taken August 21, 2026. The version published by Hawaiʻi County is the one that governs, and it may have changed since. Check it before relying on anything here.
(a) There may be more than one main building on any building site in the RM district. (b) Distance between main buildings on the same building site in the RM district shall be at least fifteen feet. (c) Plan approval shall be required for all new buildings and additions to existing buildings in the RM district, except for construction of one single-family dwelling and any accessory buildings per lot. (d) Exceptions to the regulations for the RM district regarding heights, building site areas, building site average widths and yards, may be approved by the commission within a planned unit development. (1996, ord 96-160, sec 2; ratified April 6, 1999; am 2005, ord 05-155, sec 5; am 2015, ord 15-33, sec 4.)25-5-38 Division 4. RCX, Residential-Commercial Mixed Use Districts.
Published by the County of Hawaiʻi Office of the County Clerk.
LawTrove is not legal advice. The summary above is a computer-generated restatement — the authoritative text is the official version linked above.