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Security Grille Visibility Requirements

Security Grille Visibility Requirements

Local Law 75 of 2009 enacted new requirements for security grille visibility. Security grilles must always follow the current Construction Codes and are not permitted to comply with prior versions of the code.

Additionally, security grilles must always follow the current Construction Codes and are not permitted to comply with prior versions of the code.

Specific rules for grilles installed for business and storage occupancies on or after July 1, 2011 must comply with 2022 Building Code section 1010.1.4.4. These grilles must provide at least 70% visibility when fully closed for business and mercantile occupancies.

All security grilles for business and mercantile occupancies must comply with the new requirements by July 1, 2026.