HRS §342D-73

How many bedrooms one wastewater system can serve

Read the official text at capitol.hawaii.gov ↗

This section says an individual wastewater system can serve up to five bedrooms, no matter how many homes or accessory units are attached to it. But this rule does not apply to new requests to connect extra homes to an existing cesspool.

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The statute, as written — Individual wastewater system; dwelling units

A copy, taken August 20, 2026. The version published by the Legislature is the one that governs, and it may have changed since. Check it before relying on anything here.

An individual wastewater system may serve up to five bedrooms, regardless of the number of: (1) Dwellings or dwelling units; or (2) Accessory units as defined by the counties, whether the dwellings, dwelling units, or accessory units are attached or detached; provided that this section shall not apply to any new requests to connect additional dwelling units to an existing cesspool.

Read the official text at capitol.hawaii.gov ↗as published Jan 6, 2026our copy taken Aug 20, 2026

LawTrove is not legal advice. The summary above is a computer-generated restatement — the authoritative text is the official version linked above.