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NYC Building Code

§ 2303.1.9 — § 2303.1.9

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What is NYC BC § 2303.1.9?

Quick Answer

This section mandates that lumber, timber, plywood, piles, and poles supporting permanent structures must be preservative treated according to AWPA U1 and M4 standards. Additionally, lumber and plywood utilized in permanent wood foundation systems must comply with Chapter 18 of the building code. Applies to building owners using treated wood in construction.

General informational summary. Not legal advice for your situation. Consult an attorney before acting on any specific matter.

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2303.1.9 Preservative-treated wood.

BC § 2303.1.9

Lumber, timber, plywood, piles and poles supporting permanent structures required by Section 2304.12 to be preservative treated shall conform to AWPA U1 and M4. Lumber and plywood used in permanent wood foundation systems shall conform to Chapter 18 of this code.

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