MCC §16.26C.2203
Protecting steel framing sills from moisture
Read the official text at library.municode.com ↗This rule requires a moisture barrier on certain steel framing sills that sit on concrete or masonry touching the ground. The barrier must be a specific type of flashing or another approved moisture barrier. This helps prevent water damage.
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The ordinance, as written (Maui County) — Subsection 2203.2 added
A copy, taken August 21, 2026. The version published by Maui County is the one that governs, and it may have changed since. Check it before relying on anything here.
Section 2203 of the International Building Code is amended to add subsection 2203.2
to read as follows:
2203.2 Protection of Sill Track. Cold formed steel framing sills that directly bear on concrete or masonry that is
in direct contact with earth shall be shielded along the exterior flange and bottom
of the sill track with a self-adhered rubberized asphalt flashing material with a
minimum thickness of 25 mil (0.64 mm) or other moisture barrier conforming to ASTM
D412, D570, and E96/E96M.
( Ord. No. 5508 , § 3, 2023)
Read the official text at library.municode.com ↗as published Nov 21, 2025our copy taken Aug 21, 2026
Published by the County of Maui through Municode.
LawTrove is not legal advice. The summary above is a computer-generated restatement — the authoritative text is the official version linked above.