For AI agents: read the machine-readable documentation index at /llms.txt or the single-file full reference at /llms-full.txt.

§ 28-406.1 — Concrete testing laboratory license required

New York City Administrative Code (current through L.L. 2026/147, enacted September 12, 2026, and amendments effective through October 10, 2026) · NYC Admin. Code § 28-406.1

Corpus is an independent public-information project, not the official City of New York website. Stable reference URL

§ 28-406.1 Concrete testing laboratory license required.

Testing of concrete required by this code or other applicable laws or rules shall be conducted by a concrete testing laboratory licensed in accordance with this article.