Default: The Dirtiest Word in Commercial Real Estate

06 August, 2025 / Alan Rosinsky
Eviction notice form with pen and eyeglasses on wood surface, close-up.

After sitting across from landlords in hundreds of lease negotiations, there’s one word that makes me cringe every single time I see it buried in the fine print: “default.”

I wish I could tell you it’s just legal jargon that doesn’t matter, but I can’t. Because I’ve watched too many smart business owners—people who built successful companies from scratch—get completely blindsided by default clauses they thought were just boilerplate language. One day, they’re running a successful business; the next, they’re frantically calling me because their landlord is threatening eviction over something they had no idea could trigger it.

Look, I’m not a lawyer, and I won’t pretend to be one. But after negotiating over 400 commercial leases in this city, I’ve seen enough deals go wrong to know exactly how landlords use these clauses—and more importantly, how you can protect yourself from them.

What Is a Default? The Two Ways Your Landlord Can Come After You

Infographic: "Defaults in Commercial Leases" shows Monetary (dollar sign) and Non-Monetary (paper icon) default types.

Default sounds simple enough—you break a rule, you’re in trouble. But lease defaults come in two distinct flavors, and understanding both could save you from some serious problems down the road.

Most landlords aren’t sitting around plotting your demise, but they do have legitimate business interests to protect, and your lease gives them the tools to do it.

Let me break down exactly how defaults work so you know what you’re dealing with.

 

The Obvious One: Monetary Default

Monetary defaults are straightforward—you owe money and you haven’t paid it. Most tenants think this means base rent, but there’s usually more to the story.

Base rent is the main event. Miss your monthly payment by even a day past your grace period (if you have one), and you’re technically in default. But additional rent can include everything from your share of property taxes and common area maintenance to special assessments for building improvements. I’ve seen tenants get caught off guard by additional rent charges they didn’t budget for or didn’t realize were due immediately.

Many leases treat all these different charges as “rent,” which means landlords can pursue them with the same urgency and legal remedies they’d use for your main monthly payment.

The Trickier One: Non-Monetary Default

Non-monetary defaults are violations that have nothing to do with money. Yet they can create just as many problems (sometimes more).

Your insurance lapses for a week while you’re switching carriers? That’s a default. You install new fixtures without getting written approval first? Default. You let your business partner work from the space without adding them to the lease? Default. You work late when your lease restricts building access hours? Same thing.

Most landlords aren’t looking to trap you with technicalities. Still, they do need to enforce lease terms to protect their property and other tenants. The problem is that many of these violations are easy to miss until someone points them out. While most reasonable landlords will work with you to fix the issue, you’re still technically in breach of your lease until you do.

Cure Periods: Your Last-Chance Window to Fix Things

NYC commercial lease cure periods: 5–10 days monetary, 30 days non-monetary.

Here’s the good news about defaults—most of the time, you get a chance to fix them before your landlord can take serious action against you. These windows are called “cure periods,” and they’re essentially your get-out-of-jail-free card if you can move fast enough.

Cure periods are built into most leases because landlords would rather have a tenant who pays late than a space they have to re-lease. They give you a specific amount of time to remedy whatever went wrong, whether that’s catching up on rent or fixing a lease violation.

But here’s the catch: the clock starts ticking the moment you’re in default, and different types of defaults come with different timeframes.

Monetary Defaults: The Short Clock

When your rent is due, landlords don’t mess around. Most NYC commercial leases give you somewhere between 5 and 10 days after your rent is due to get current before they can start eviction proceedings.

Some landlords are required to send you a notice first, giving you that 5-10 day window to pay up. But here’s what catches a lot of tenants off guard: many leases don’t require any notice at all for monetary defaults.

The math is brutal but simple. Miss your rent payment on Monday, and you might be looking at legal papers by the following Monday. That’s why smart tenants never, ever let rent payments slide, even for a few days.

Non-Monetary Defaults: More Time, More Complexity

Non-monetary defaults come with longer cure periods, but they’re also trickier to deal with. Most leases give you 30 days after written notice to fix whatever you did wrong.

The landlord has to tell you what the problem is first—they can’t just assume you know you’re violating some obscure lease provision. Once you get that notice, you have 30 days to remedy the situation. Working past building hours? Stop doing it. Insurance lapsed? Get new coverage. Unauthorized alterations? Remove them or get proper approval.

Yes, many leases extend these 30 days if you’re making a good faith effort to fix the problem but need more time. Installing proper insurance takes longer than writing a check, and landlords usually recognize that. But you have to show you’re working on it—you can’t just ignore the notice and hope it goes away.

What Tenants Can Negotiate: Your Defense Against Default Disasters

Infographic: 4 tips to avoid lease default—grace periods, cure windows, no rent acceleration, direct electric—each with checkmarks.

Here’s a secret: almost everything is negotiable in your lease if you know what to ask for and when to push back. Default provisions are some of the most important terms you can improve, and smart negotiation here can save your business from expensive headaches later.

Landlords often start with tenant-unfriendly terms because, well, why wouldn’t they? But they also want to close deals, and reasonable requests for better default protection rarely kill negotiations.

Longer Grace Periods: Buy Yourself More Breathing Room

Most landlords will give you 5 days to cure a monetary default, but 10 days is often achievable with a bit of negotiation. That extra 5 days might not sound like much, but it can be the difference between solving a cash flow inconvenience quietly and dealing with lawyers.

The best argument here is practical: longer grace periods reduce legal costs for everyone. Landlords don’t want to chase $500 late fees with $2,000 in legal bills any more than you want to pay them. Frame your request around reducing unnecessary friction in the landlord-tenant relationship, and most reasonable landlords will see the logic.

Some landlords will offer longer grace periods tied to automatic payment setups or strong financial credentials. They might give you 10 days if you agree to auto-pay, or if you can show two years of clean rent payments at your current location.

Take those deals—they’re win-wins.

Flexible Cure Windows: Room to Fix Real Problems

Standard 30-day cure periods work fine for simple violations, but complex issues often need more time. Smart tenants negotiate language that extends cure periods for violations that nobody can reasonably fix in a month.

Insurance lapses are easy to cure quickly, but significant alterations or compliance issues can take months to resolve. You want lease language that gives you additional time as long as you’re making good faith efforts to fix the problem and keeping your landlord informed of your progress.

Many landlords will accept “reasonable additional time” language because they’d rather have you fix the problem correctly than rush through a half-solution that creates bigger issues later.

Eliminate Rent Acceleration: Stop the Nuclear Option

Rent acceleration clauses let landlords declare your entire remaining lease balance due immediately upon default. If you have three years left on a $10,000/month lease, your landlord can suddenly demand $360,000 all at once.

These clauses are often negotiable because they’re more punitive than protective.

Landlords typically agree to remove acceleration clauses because they’re hard to collect anyway—few tenants have hundreds of thousands sitting around to pay accelerated rent. Most landlords would rather work with you to cure defaults or, if necessary, re-lease the space to someone new.

Some landlords will keep acceleration but limit it to cases where you abandon the premises or commit major violations. That’s a reasonable compromise that protects their interests without putting your entire business at risk.

Direct Electric Service: Eliminate a Common Default Trap

Submetered electric billing creates a dangerous default scenario that most tenants never consider. Your landlord pays the utility company, then bills you monthly for your usage. If you’re late paying that electric bill, you’re in default of your lease. Even though your actual rent is current.

Direct electric service eliminates this problem entirely. You pay the utility company directly, your monthly rent stays fixed, and you can set up automatic payments without worrying about variable electric bills throwing off your payment schedule.

Many landlords resist this change because submetering gives them more control and often generates extra profit. But you can frequently win this point by offering to pay for the cost of installing separate meters, or by accepting a slight rent increase in exchange for billing simplicity.

What Landlords Can—and Can’t—Reasonably Do in a Default

Even with the best lease negotiations, defaults still happen. Cash flow gets tight, insurance renewals slip through the cracks, or you accidentally violate some building rule you forgot about. When that happens, landlords have remedies available to them—but not all remedies are created equal.

Some landlord responses to defaults are reasonable business practices that protect their investment and other tenants. Others are nuclear options designed to squeeze every penny out of you or push you toward the exit.

Monetary Defaults: When Landlords Can Fight Back

Landlords have legitimate tools to deal with tenants who don’t pay rent. Still, these remedies usually kick in after you’ve had a chance to cure the default or after you’ve made late payments a pattern.

Lease termination becomes reasonable if you repeatedly miss rent payments. One late payment shouldn’t end your tenancy, but three or four late payments in a year show a pattern that landlords can’t ignore. They have bills to pay and can’t run a charity operation for chronically late tenants.

Re-entry and repossession follow the same logic—landlords can take back their space if you consistently fail to pay for it. But reasonable landlords don’t jump straight to eviction after one missed payment. They work with tenants who communicate honestly about temporary cash flow problems and have a plan to get current.

Recovery of legal fees, interest, and re-letting expenses makes sense too. If your late payments force your landlord to hire lawyers, pay court fees, or spend money finding a new tenant, those costs shouldn’t come out of their pocket. Most leases make tenants responsible for these expenses, and that’s generally fair since the tenant’s default created the problem in the first place.

When Landlords Go Too Far: Unreasonable Penalties

Some lease remedies cross the line from reasonable business protection into pure punishment, and rent acceleration tops that list. Demanding three years of future rent because you’re 10 days late on one payment isn’t business—it’s extortion.

Acceleration clauses declare your entire remaining lease balance due immediately upon any default. Miss one $5,000 rent payment, and suddenly you owe $180,000 if you have three years left on your lease. These clauses are nearly impossible to enforce anyway, since few businesses have that kind of cash sitting around, but they can still cause major problems.

Non-monetary defaults deserve proportional responses too. For instance, suppose you accidentally violate your insurance requirements or work past building hours. In that event, reasonable landlords will give you notice to fix the problem. Many times, they might also cure the issue themselves and bill you later for the cost—like getting temporary insurance coverage and charging you the premium—but they won’t immediately move to terminate your lease over minor violations.

Immediate lease termination should be reserved for egregious violations or tenants who repeatedly ignore cure notices. Working one evening past building hours shouldn’t end your tenancy, but consistently ignoring building rules after multiple warnings crosses the line.

Practical Tips to Avoid Default

Infographic: “Avoiding Default” with 3 tips—Auto-Pay Rent, Track Insurance, Review Charges—each shown with icon.

The best way to handle lease defaults is to never have them happen in the first place. Sounds obvious, but you’d be surprised how many smart business owners trip over preventable mistakes that could have been avoided. Most defaults happen because of timing issues, forgotten deadlines, or payment mix-ups, not because tenants are trying to skip out on their obligations. Set up the right systems now, and you can focus on running your business instead of scrambling to cure lease violations:

  1. Automate Your Base Rent: Set up automatic payments for your fixed monthly rent and forget about it. Base rent is predictable, it’s the same amount every month, and there’s zero reason to risk a late payment because you were traveling or forgot to sign a check.
  2. Keep Variable Charges on Manual: Submetered electric bills, tax escalations, and other variable charges need human oversight because the amounts change every month. Auto-paying a $200 electric bill when the actual charge is $2,000 will leave you in default just as quickly as not paying at all.
  3. Calendar Everything with Insurance and Renewals: Insurance lapses and permit renewals sneak up on busy business owners faster than anything else. Set calendar reminders 60 days before every renewal deadline, then set another reminder 30 days out, because the first reminder will definitely get buried under whatever crisis you’re dealing with that week.
  4. Never Count on Landlord Courtesy Calls: Many leases let landlords move straight to legal action without giving you any warning first. That means your first notice of a problem might be a lawyer’s letter, not a friendly phone call from building management asking where your rent check is.

The Bottom Line: Default Clauses Deserve Your Full Attention

Look, I get it—lease reviews are about as exciting as watching paint dry, and default clauses feel like the legal equivalent of disaster planning. But I’ve seen too many good businesses get hammered by lease clauses they barely glanced at during the excitement of finding their perfect space.

Default doesn’t automatically mean eviction, but it does mean your landlord suddenly has a lot more leverage over you. Most reasonable landlords would rather work things out than deal with empty spaces and re-leasing costs, but “reasonable” becomes subjective when money gets tight or relationships go sour.

The good news? Most of these clauses bend if you know how to push back. Strong tenants with solid financials can usually negotiate better terms, but you have to ask for them. Landlords won’t volunteer tenant-friendly language—why would they?

Get your lawyer to explain what these clauses mean for your business day-to-day, not just give you the legal translation. Trust me, spending an extra hour on this now beats spending a weekend figuring out how to avoid eviction later.

 

Alan Rosinsky, Principal Broker, Metro Manhattan Office Space
ABOUT THE AUTHOR Alan Rosinsky Principal Broker, Metro Manhattan Office Space Alan Rosinsky is the founder of Metro Manhattan Office Space, a firm that has represented office and retail tenants in New York City since 2004. He has negotiated over 400 leases with major landlords and managing agents, acting exclusively on behalf of tenants. Clients across industries — from tech and private equity to healthcare and fashion — rely on his expertise to secure strategically located space on favorable terms. A New Yorker since 1983, Alan has been quoted in The New York Times and Commercial Observer. View his background on LinkedIn

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