Window / Door Permit Requirements in New York City, NY
NYC uses NYC Building Code (not IRC). IRC version field is approximate baseline.
By Joey, Founder · Last verified March 29, 2026 · How we research →
When you don’t need a permit
Like-for-like window or door replacement in the same opening without structural changes is exempt from a building permit under NYC Building Code §28-105.4. The replacement unit must meet current energy code (NYCECC) requirements and, in landmark districts, Landmarks Preservation Commission approval is required.
When you do need a permit
Creating a new window or door opening, or enlarging an existing opening, requires a building permit under NYC Building Code. A licensed architect or engineer must file plans. Work involving structural members (lintels, headers) requires a special inspection program and a licensed contractor.
Installing or modifying an egress window in a sleeping room or basement requires a building permit. The window must meet NYC Building Code egress requirements: minimum 5.7 sq ft net clear opening, minimum 24 inches clear height, minimum 20 inches clear width, and maximum 44-inch sill height from floor. All egress window work must be filed with the NYC DOB.
Window / Door Permit Costs: New York City vs. Nearby
New York City runs higher than average for New York. Expect $200 – $1,000 versus the state average of $96 – $382.
Zoning & HOA Considerations
If you live in an HOA community: hOAs in some communities regulate exterior window styles, frame colors, and door designs. Changing window types or adding new openings may require architectural review approval.
Estimated Project Timeline in New York City
Here's a typical timeline for a window / door project in New York City, NY:
Timeline is based on New York City's typical About 4 weeks permit processing time. Actual timelines vary by project complexity, completeness of application, and current department workload.
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Frequently Asked Questions
Estimated permit fees for Window / Door projects in New York City, NY range from $200 – $1,000. Fees vary based on project scope and valuation.
It depends on the specifics of your project. Some smaller Window / Door projects may be exempt from permit requirements, while larger ones typically require a permit. Use our free lookup tool to check your specific situation.
Working without a required permit in New York City can result in fines, stop-work orders, being required to remove completed work, and complications when selling your home. It's always best to check first.
Typical approval time for Window / Door permits in New York City is About 4 weeks. More complex projects may take longer if plan review is required.
If you live in an HOA community, you may need architectural review approval in addition to a building permit. HOA rules and city building codes are separate, you may need to satisfy both. Review your CC&Rs and submit to your HOA's architectural review committee before starting work.
Learn More About Window / Door Permits
Read our complete guide covering permit requirements, costs, common exemptions, and the application process.
Read Window / Door Guide →