Updated: August 26, 2025
Local Law 47 of 2025 introduces a significant change to sidewalk shed design in NYC: an increase in the required minimum clear ceiling height. Effective August 15, 2025, this update aims to improve pedestrian experience and safety under sidewalk sheds citywide.
Key Changes
- New sidewalk sheds (filed on/after August 15, 2025) must have a minimum clear ceiling height of 12 feet (up from 8 feet).
- Sheds filed before this date are not required to upgrade ceiling height.
- Lighting and certain bracing are excluded from the height measurement, provided they meet code requirements.
- If a 12-foot height interferes with required light, air, or egress for building occupants, the height may be reduced (but not below 8 feet) with proper documentation from a Registered Design Professional (RDP).
- Sheds must not block building exits or fire escapes.
If you need assistance interpreting these new height requirements and ensuring compliance, reach out to Cahill Strategies’ Construction Solutions Team. Our experts are ready to help you adapt your projects efficiently.
Sidewalk Shed & Façade Law Review Guide
Leverage our Sidewalk Shed & Façade Law Review Guide for an in-depth analysis of sidewalk shed laws and compliance, authored by former DOB executives who understand the nuances of city regulations.
If you’re part of our New York City construction industry and would like to keep informed of new developments and how your project could be affected, we invite you to sign up for our mailing list. We’ll also send you our complimentary, comprehensive guide to New York City DOB’s new Chapter 33 Building Code revisions.
Cahill Strategies Construction Solutions Guide to NYC Building Code Chapter 33 Revisions
Cahill Strategies has developed a detailed and documented guide to the most important revisions that New York construction professionals are likely to encounter every day. We were able to do this because Cahill Strategies has been involved instrumentally in the development of these codes.
The 100-page book is meticulously organized and can be used as a handy reference when many common issues arise. In each section, the specific revisions are highlighted, and the new information is presented in a clear and practical manner with further explanation on why the change is so important. All of this, reviewed and vetted by one of New York’s longest serving, former DOB professionals – Cahill Strategies’ Director of Construction Code & Safety, Bobby D’Alessio.
More on Our Construction Solutions Team
Cahill Strategies is a team comprised of skilled construction industry strategists dedicated to guiding clients through the intricate regulatory and political landscape, resulting in propelling projects within New York City to completion. Our expertise lies in representing large general contractors, sub-contractors, construction management firms, design professionals, and owners/developers.
- Liaising with City and State regulatory agencies such as NYC DOB, DOT, FDNY, DEP, Landmarks, HPD, DOF, DOH, DOE, and others;
- Liaising with elected officials and other stakeholders such as NYC Mayor, City Council, Community Boards, NYS Governor, Senate and Assembly;
- Liaising with public utilities, such as ConEd, National Grid, Water & Sewer;
- Liaising with private utilities and telecommunication companies;
- Facilitating submissions to City and State regulatory agencies, Community Boards and other decision makers for project support and approval;
- Consultation on Stop Work Orders, Violations, Commissioner’s Orders and other enforcement actions; and
- Consultation and negotiating fines with the NYC or NYS Department of Finance, and other City and State regulatory agencies.
New York Construction Solutions
Cahill Strategies has experience representing large general contractors, construction management firms, owners, and developers. A key to our success is our vast network of decision makers that we have the ability to reach on your behalf. Additionally, our team is involved in the legislative and regulatory processes at the Federal, State, and Local levels which affect the construction industry in New York State, New York City, and surrounding regions. We possess the knowledge of industry standards and trends, along with key relationships that will bring your projects to fruition. Read more…
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Get to know Bobby D’Alessio

As Cahill Strategies’ Director of Construction Code and Safety, Bobby brings an unparalleled level of knowledge and practical experience to our growing construction solutions practice area.
Cahill Strategies Welcomes Former NYC DOB Director of Construction Safety Enforcement, Bernie Ross
It is with great pleasure that Cahill Strategies welcomes veteran DOB safety leader Bernie Ross as Senior Construction Safety Associate.
Bernard “Bernie” Ross is former New York City Department of Buildings Director of Construction Safety Enforcement. With more than 20 years serving the DOB as a Construction Inspector, Supervising Inspector, Director Major Projects, and finally, Director of Construction Safety Enforcement. Read more about Bernie here…
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Cahill Strategies Welcomes Former NYC DOB Director of Construction Safety Enforcement, Bernie Ross