By Kushnick Pallaci PLLC | www.nyconstructionlaw.com
Introduction
Running a construction business in New York means dealing with tight deadlines, demanding clients, and ever-changing job conditions. But one thing that shouldn’t be overlooked—yet often is—is legal risk. At Kushnick Pallaci PLLC, we’ve seen how a single oversight can cost a contractor thousands of dollars, lead to lawsuits, or even shut down a business entirely.
Whether you're a GC or sub, avoiding common legal pitfalls can protect your profits and reputation. Here are the top 5 legal mistakes contractors make in NY—and how to avoid them.
1. Failing to Use Written Contracts
Too many contractors still rely on handshake deals or vague email chains to start work. In New York construction, that’s a huge mistake.
Without a written contract:
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You may not have a clear scope of work
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Change orders become verbal battles
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Payment terms are open to interpretation
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There's no way to enforce deadlines or resolve disputes efficiently
We’ve represented contractors who were sued for breach of contract—only to discover they never had a signed agreement in place.
A proper written contract should include:
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Detailed scope of work
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Timeline and milestones
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Payment schedule and method
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Change order procedure
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Dispute resolution clause
Don’t leave it to chance. Get every deal in writing. Need help? Explore our Contract Drafting Services for custom, enforceable agreements tailored to your business.
2. Ignoring Licensing and Permit Requirements
In New York, you need the proper license to do most construction work. Failing to be licensed—or working with an expired license or permit—can lead to:
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Fines and penalties from the NYC Department of Buildings (DOB)
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Invalid contracts (especially in NYC and Nassau/Suffolk residential work)
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Personal liability, especially if an injury or structural failure occurs
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Lawsuits for fraud or deceptive business practices
We’ve defended contractors accused of performing unlicensed work, and the outcome often turns on whether the license was active and appropriate for the scope of work.
If you’re not sure whether your license covers the project, don’t guess. And always confirm that permits are active and current before swinging a hammer.
3. Missing Mechanics Lien Deadlines
The New York Lien Law gives contractors powerful tools to secure unpaid money—but it also imposes strict deadlines.
For most private projects, you must:
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File a Notice of Mechanic’s Lien within 8 months of your last date of work (4 months for single-family homes)
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Serve the lien on the property owner within 5 days before to 30 days after filing
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Foreclose on the lien within 1 year, or file an extension
Missing any of these deadlines can make your lien worthless—and leave you stuck chasing payment through litigation without leverage.
We regularly file, extend, and enforce liens for contractors and subs across NY. Learn more on our page about Lien Law Article 3-A and Mechanic’s Liens.
4. Commingling Trust Funds (Article 3-A Violations)
Here’s a lesser-known—but very dangerous—legal trap: diverting construction trust funds.
Under Lien Law Article 3-A, any money paid to a contractor for a project becomes a trust fund. That money must be used first to pay:
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Subcontractors
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Laborers
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Material suppliers
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Other project-related costs
Using those funds for other purposes—even paying general overhead or funding another job—can be considered trust fund diversion, even if you didn’t mean any harm. The result? You could face:
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Civil lawsuits for diversion
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Personal liability for unpaid trust claims
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Accounting audits or court-ordered repayment
Avoid this mistake by keeping project funds separate, using job-specific accounts, and paying subs and suppliers on time. For a full overview, visit our Lien Law Article 3-A resource.
5. Failing to Document Delays or Changes
Projects rarely go exactly as planned. Materials arrive late, site conditions change, or the client decides to upgrade finishes midstream. That’s fine—as long as you document it.
Too often, contractors rely on verbal agreements. But when a dispute arises, verbal promises don’t hold up in court.
Best practices include:
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Daily field reports with progress and issues noted
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Photo logs of work and site conditions
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Written change orders signed by both parties
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Email confirmation of any scheduling delays
This type of documentation doesn’t just help in court—it can prevent disputes from happening in the first place.
If you’re sued for delay or defending against nonpayment, your ability to prove what really happened can make or break your case. That’s where Construction Litigation Services from Kushnick Pallaci PLLC can help.
Conclusion
Contracting in New York is complicated—and legal landmines are everywhere. Whether you’re just starting out or have been building for decades, understanding (and avoiding) these common legal mistakes can protect your business and keep your projects profitable.
At Kushnick Pallaci PLLC, we don’t just handle disputes—we help contractors prevent them. From drafting bulletproof contracts to enforcing mechanics liens and defending against trust fund claims, we’ve got your back.
📞 Call Today: (631) 752-7100
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