Brooklyn since 2014All five boroughsSame-day response during business hours

What is NYC BC § 2403.4?

Quick Answer

This section specifies the allowable differential deflection for interior glazing installed near walking surfaces. It mandates that the deflection between two adjacent unsupported edges should not exceed the thickness of the panels when a horizontal force is applied. Applies to building owners installing interior glazing adjacent to walking surfaces.

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

Michael Nacmias - Founding PartnerMichael Sargo - Partner
From the team atNacmias Law Firm, PLLCBrooklyn-based attorneys representingproperty owners across all five boroughsMeet the team →

2403.4 Interior glazed areas.

BC § 2403.4

Where interior glazing is installed adjacent to a walking surface, the differential deflection of two adjacent unsupported edges shall not be greater than the thickness of the panels when a force of 50 pounds per linear foot (plf) (730 N/m) is applied horizontally to one panel at any point up to 42 inches (1067 mm) above the walking surface.

Common Questions

Our team

Meet the people you will work with

Free case review

Have a matter that touches § 2403.4?

Free 15-minute case review with the attorney handling your matter. Same-day response during business hours across all five boroughs — OATH hearings, Housing Court, and real estate closings.

Or email us

[email protected]

An attorney reads every message.

  • Same-day response

    During business hours

  • Direct attorney access

    Same lawyer from intake to close

  • Flat-fee pricing

    On most OATH and closing matters