Time Is of the Essence vs. Reasonable Time
Learn how time-is-of-the-essence clauses differ from reasonable-time schedule language, and what small contractors should write about dates, delays, notices, and completion proof.
Article
The customer heard "three weeks."
You meant three workable weeks after deposit, selections, permit approval, material delivery, access, and no surprise rot behind the wall. The customer heard a fixed finish date. The GC heard a promise that your crew would be clear before the next trade. The contract says "estimated completion: June 14." Then the tile is backordered, the inspector pushes the rough-in, the owner adds two rooms, and the last email says, "You are late."
That is the fight hiding inside a schedule clause.
"Time is of the essence" means schedule performance is not just a planning target. In the right contract, it can become a material requirement. Missing the date can trigger default, termination, liquidated damages, backcharges, pressure around lien waivers, or a payment dispute, depending on the contract and state law.
"Reasonable time" is different. It usually means the job still has to move, but the date is judged against the facts: scope, trade conditions, access, owner decisions, weather, permitting, inspections, supply chain, good faith, and what both sides did after the original date moved.
For a small contractor, the goal is not to avoid dates. Dates close jobs. Dates coordinate crews. Dates help customers trust you. The goal is to write dates that match the risk you actually control.
Ground the schedule in documents that can prove it later: a clean contract agreement, a specific statement of work, an approved quote estimate, crew work orders, written change orders, daily report logs, requests for information, and a completion certificate. If the schedule is only in text messages, the dispute will be harder to prove than it needed to be.
The basic difference
Use this as the field version:
| Schedule language | What it usually signals | Contractor risk |
|---|---|---|
| "Estimated completion date" | A good-faith target, often subject to conditions. | Still needs proof of diligence if the job runs long. |
| "Approximate completion date" | Similar to estimated, often used in residential home-improvement contracts. | Safer than a hard date, but only if contingencies and updates are documented. |
| "Substantial completion by June 14" | A defined milestone may control payment, occupancy, warranty, or delay damages. | Needs a definition of substantial completion and written extension path. |
| "Time is of the essence" | Timely performance is a core bargain, not a loose preference. | Missing the date can become a material breach if the clause is enforceable and not waived. |
| "No later than June 14, time being of the essence" | Hardest version of the date. | Price it, staff it, and carve out owner-caused and uncontrollable delays. |
The words do not work alone. A court or arbitrator may look at the whole contract, the nature of the job, the parties' conduct, and the notice history.
New York's home-improvement statute shows why the wording matters. General Business Law Section 771 requires covered home-improvement contracts to include approximate or estimated start and substantial-completion dates, contingencies that would materially change the estimated completion date, and whether the contractor and owner have determined a definite completion date to be of the essence. That is not just consumer paperwork. It is a drafting lesson: estimated dates, definite dates, contingencies, and time-is-of-the-essence treatment are separate decisions.
California's home-improvement rules point in the same direction. Business and Professions Code Section 7159 requires approximate start and completion dates for covered home-improvement contracts. Section 7159.6 then requires an extra work or change order to state the effect on progress payments or the completion date. A schedule change is not a side comment. It belongs in the written file.
Even outside those states, the operating rule is useful: do not let one lonely date carry the whole schedule story.
Reasonable time is not unlimited time
"Reasonable time" does not mean "whenever the contractor gets around to it."
The Uniform Commercial Code uses a simple gap-filler for goods contracts. New York UCC Section 2-309, for example, says that if the time for shipment, delivery, or another action is not agreed or otherwise provided, the time is a reasonable time. Construction contracts are often service-heavy and state-specific, so do not treat UCC 2-309 as the whole answer for remodels, roofing, HVAC, or trade subcontracts. Treat it as a familiar legal pattern: when the contract leaves timing open, the law may fill the gap with reasonableness instead of pretending time disappeared.
The North Dakota Century Code states the idea directly. Sections 9-07-22 and 9-07-23 say that if no time is specified for an act, a reasonable time is allowed, and time is of the essence if the contract says so or if that was the parties' intention as shown by the contract. In Welch Construction & Excavating, LLC v. Duong, a residential remodeling dispute turned partly on whether an estimate with no completion date and conflicting testimony about Thanksgiving or Christmas created a hard schedule promise. The practical lesson is simple: if the date matters, write it. If it is only a target, write that too.
New York cases use the same basic discipline. In Tedeschi v. Northland Builders, LLC, the court said that when a contract does not specify the time of performance, the law implies a reasonable time, and the reasonableness question depends on the circumstances. In that case, years of stalled development activity mattered.
Reasonable time can save a contractor from a fake emergency. It can also hurt a contractor who drifts, stops communicating, or cannot show serious progress.
For a small shop, "reasonable time" should still have paperwork:
- the original schedule assumption;
- the work that was actually ready;
- the work that was blocked;
- the labor and material dates;
- the permit, inspection, and access history;
- the customer selections still missing;
- the change orders that moved the work;
- the notices sent when the schedule changed;
- the revised completion target.
That record lives in the same place as your daily report log, work order, change order, and request for information. If you wait until the customer is angry to reconstruct it, you are writing from memory instead of evidence.
When time is made essential after the fact
A contract may start without a hard date, then one side later tries to make time essential.
That can happen when a closing is adjourned, a tenant buildout slips, a seasonal job is delayed, a material delivery is late, or a subcontractor keeps promising next week. The notice usually has to be clear, give a reasonable time to perform, and warn that failure to perform by the new date will be treated as default.
New York real-estate cases are not the same as trade contracts, but the notice logic is useful. In Kugel v. Reynolds, the court recited the rule that when a real-property sale contract does not make time of the essence, the law permits a reasonable time to tender performance. A later notice making time essential must be clear, give reasonable time to act, and state that failure to perform by the date will be default. The court also listed reasonableness factors such as the nature of the contract, prior conduct, good faith, experience, prejudice, hardship, and the number of days provided.
Florida says the same kind of thing in commercial contract terms. In Sublime, Inc. v. Boardman's Inc., the Fourth District Court of Appeal explained that time may be treated as essential where the agreement says so, where the subject matter or hardship shows it, or where clear notice gives a stated reasonable time to perform. That case involved a settlement payment schedule, not a remodel, but it shows how courts read dates, grace periods, immediate consequences, and notice together.
For contractors, the response is practical.
If the other side sends a "time is now of the essence" letter, do not answer with a vague promise. Answer with facts:
We received your May 8 schedule notice. The current delay is tied to owner selection of tile, permit inspection availability, and Change Order 004 for the added laundry wall. We can target substantial completion on May 24 if selections are approved by May 10, access is available on May 13, and inspection occurs by May 17. Please confirm those conditions or send revised direction.
That kind of answer does three things. It avoids silence. It rejects the idea that every day is contractor-caused. It gives the other side a clean way to help the job finish.
Use the same logic when you are the one sending the notice. If another trade, customer, supplier, or subcontractor is blocking you, say what is due, what date is needed, why it matters, and what will happen if the issue is not cured. If the issue is payment-related, pair it with Stopping Work for Nonpayment. If the issue is a scope dispute, use When the Plans Don't Match the Field before the schedule argument becomes a blame contest.
The waiver problem: strict dates can get softened by conduct
Even a strong time-is-of-the-essence clause can be weakened by what the parties do later.
If the contract says the job must finish by June 14, but the owner keeps issuing changes after June 10, accepts work after June 14, asks for resequencing, pays later applications without reservation, or lets the crew continue for weeks without calling default, the original strict-date argument may get messy.
That does not mean the date is gone automatically. It means conduct matters.
In Please Me, LLC v. State of New York, a state contract for ventilators involved time-sensitive performance. The court discussed waiver where the buyer did not terminate immediately and continued communicating about delivery or a firm delivery date. The strict timing issue became a reasonable-period issue based on later conduct. The facts were pandemic-era procurement, not construction, but the warning travels well: if you want to hold a hard deadline, act like it is hard.
On a jobsite, waiver arguments grow from ordinary behavior:
| Conduct after the date moves | Why it matters |
|---|---|
| Owner approves extra work without schedule adjustment | The original date may no longer match the changed scope. |
| GC accepts late work without reservation | The contractor may argue the strict date was relaxed. |
| Contractor keeps promising "almost done" without notices | The customer may argue delay was contractor-controlled. |
| Customer denies access but still demands the original finish date | The contractor needs access records and notices. |
| Parties keep using old dates in pay apps | The file may hide the real adjusted schedule. |
This is why every schedule-impacting change order should answer one blunt question: does the completion date move?
California's home-improvement rules make that explicit for covered work: Section 7159 puts change orders in the written contract framework, and Section 7159.6 requires the change order to address the effect on progress payments or the completion date. Even when your state does not phrase it that way, the paperwork habit is right. A change order that adds a bathroom but says nothing about schedule is only half done.
Match the date to the job type
Not every job needs the same schedule language.
| Job type | Better schedule wording | Why |
|---|---|---|
| One-day service call | Service window and same-day completion target. | The risk is access, diagnosis, and parts availability. |
| Small repair with unknown conditions | Estimated start and target completion after site access and material availability. | Hidden damage can change scope fast. |
| Multi-week remodel | Approximate start, approximate completion, listed contingencies, change-order extension language. | Customer decisions, permits, inspections, and hidden conditions are common. |
| Tenant improvement with opening date | Defined substantial completion milestone, owner decision deadlines, inspection assumptions, extension rules, and delay-damage review. | Opening dates can create real downstream losses. |
| Subcontract under a GC | Milestone dates tied to predecessor work, access, approved submittals, RFIs, change directives, and resequencing rules. | Your crew does not control the whole project. |
| Seasonal exterior work | Weather, access, safety, cure time, and material-temperature assumptions. | Calendar days and workable days are not the same. |
For a local trade contract, a plain clause can do more than a legal paragraph nobody reads:
Contractor will use commercially reasonable efforts to begin work on or about [date] and substantially complete the described scope on or about [date]. These dates are based on timely deposit, site access, customer selections, permit and inspection timing, material availability, safe work conditions, and no owner-requested changes. Delays caused by those conditions, hidden conditions, change orders, nonpayment, unsafe conditions, weather, force majeure events, or other causes outside Contractor's reasonable control will extend the completion date by the period reasonably caused by the delay, plus documented remobilization time if needed.
If the customer needs a hard date, do not pretend that clause is enough. Write the hard date, price the risk, and list the conditions needed to hit it.
For example:
Time is of the essence only for Contractor's obligation to reach substantial completion by [date], as adjusted by written change order, owner-caused delay, delayed selections or approvals, denied access, inspection or permit delay outside Contractor's control, hidden conditions, unsafe conditions, nonpayment suspension where allowed, force majeure events, and other excusable delays stated in this agreement. Time is not of the essence for punch-list correction unless expressly stated in a signed writing.
That language is not magic and it is not legal advice. It shows the drafting move: if a date is strict, define which date, which milestone, which exceptions, and which paperwork moves it.
Review this alongside Liquidated Damages Are Not Penalties because hard dates and daily damages often travel together. If a template has time-is-of-the-essence language, a no-damage-for-delay clause, daily liquidated damages, broad backcharges, and no clean extension procedure, review No Damage for Delay Clauses before signing.
Define the milestone, not just the date
"Complete by June 14" is weaker than it looks.
Complete what?
- ready for customer use;
- passed final inspection;
- ready for substantial completion walk-through;
- all punch items finished;
- all paperwork delivered;
- warranty registered;
- final cleaning complete;
- owner's separate vendors coordinated;
- all permits closed;
- all training complete.
Those are different dates.
On construction and remodel work, separate at least three milestones:
| Milestone | What it means in the file | Typical document |
|---|---|---|
| Start or mobilization | Crew begins work, or substantial commencement occurs. | Contract, deposit record, work order. |
| Substantial completion | The owner can use the work for its intended purpose, with minor items left. | Completion certificate or punch list. |
| Final completion | Punch list, closeout, warranties, and final paperwork are done. | Completion certificate, warranty, final invoice, lien waiver. |
Texas consumer guidance says homeowners should insist on a written contract stating what the contractor will do, when the work will start, and when it will be completed, and it warns not to sign contracts with blanks. The Texas Attorney General's home-improvement guidance is written for consumers, but contractors should read it as a preview of what customers are told to expect.
The FTC gives similar consumer-facing advice. Its home-improvement scam guidance tells consumers to make sure the contract includes estimated start and completion dates and promises made during conversations. If your verbal schedule promise is not what you want to be judged by, put the real schedule assumption in the contract agreement before work starts.
For a small contractor, the cleanest pattern is:
- Put the start and completion assumptions in the contract.
- Put crew-level schedule notes in the work order.
- Put delay facts in daily reports.
- Put customer-caused or scope-caused changes in change orders.
- Put open questions in RFIs.
- Put actual completion in a completion certificate.
- Put warranty start and exclusions in the warranty.
That gives each date a home.
Price hard dates like real scope
A hard date is not free.
If the owner wants time to be of the essence, ask what business result depends on the date. Opening night? Move-in? Permit expiration? Loan draw? Insurance deadline? Weather window? Other trades? Seasonal revenue?
Then ask what it takes to protect that date:
- overtime;
- weekend work;
- dedicated crew;
- expedited material;
- temporary protection;
- backup supplier;
- earlier customer selections;
- faster permit submittal;
- owner decision deadlines;
- inspection prebooking;
- written access commitments;
- daily reporting.
If those items cost money, they belong in the quote estimate, bid, proposal, or contract. Do not sell a normal-price job and accidentally promise a priority schedule.
The same applies to subcontract work. If a GC's schedule says you have five calendar days but the wall area will not be released until day three, the five-day duration is not real. Send an RFI or schedule notice before the crew is blamed. Use a construction change directive or signed change order when acceleration or resequencing changes the work.
Good schedule paperwork answers:
| Question | Why it matters |
|---|---|
| Is the date fixed, approximate, or estimated? | This decides the starting point of the dispute. |
| What milestone does the date measure? | Substantial completion, final completion, inspection, and turnover are not interchangeable. |
| What conditions must happen first? | Deposit, access, selections, permits, inspections, and materials drive schedule. |
| What delays extend the date? | Without this, every delay becomes an argument. |
| Who must give notice? | Delay rights can be lost when notices are late or vague. |
| How is the date revised? | Email, signed change order, CCD, RFI response, or formal amendment should be clear. |
| What is the money consequence? | LDs, backcharges, standby, remobilization, and no-damage-for-delay clauses must line up. |
This is one reason Every Trade Contract Needs These 12 Clauses treats schedule, change orders, payment, delay, and warranty as connected clauses. They do not work well as separate boilerplate islands.
Notice beats surprise
Most schedule fights get worse because the contractor waits too long to say the date moved.
Do not save delay notices for major projects. A five-sentence notice can protect a $4,800 service job if it explains the cause clearly:
We are updating the schedule for the upstairs bath repair. During demolition today, we found deteriorated subfloor around the toilet flange. The original scope did not include subfloor replacement. We paused finish flooring in that area and attached photos. We can resume after approval of Change Order 003 and material delivery. This condition is expected to move the target completion date from May 16 to May 20.
That notice ties the delay to the fact, the scope document, the photo record, the change order, and the revised date.
Do the same for:
- late selections;
- denied access;
- unsafe site conditions;
- missing predecessor work;
- inspection cancellation;
- permit delay;
- customer-requested resequencing;
- unpaid draw that affects scheduling;
- material substitution or backorder;
- weather or cure-time issue;
- hidden conditions.
If the delay is weather-related or safety-related, Acts of God Clauses for Roofers has the safer pattern: write down the condition, why work cannot proceed safely or properly, how it affects the date, and what restart conditions are needed.
If the delay is hidden damage, use Hidden Conditions and Scope Gaps and stop pretending the original completion date covers work nobody could see.
Payment dates and completion dates can collide
Schedule language also affects cash.
If the contract says final payment is due at completion, define completion. If it says progress payment is due after rough-in, define rough-in. If it says retainage releases at substantial completion, define substantial completion and the signoff process.
Otherwise the customer can say:
- "You are not complete because one punch item remains."
- "The inspection passed, but I have not approved the finish."
- "The room is usable, but closeout paperwork is missing."
- "The warranty has not started because final completion has not happened."
- "I do not owe the last draw because the date slipped."
Your application and certificate for payment, invoice, lien waiver, completion certificate, and warranty should use the same milestone words as the contract.
If payment delay is what moves the schedule, document that separately. Do not just bury it in the crew calendar. A past-due draw may require a customer statement of account, past-due notice, cure notice, or stop-work sequence. The scheduling issue and collection issue should support each other instead of becoming two messy stories.
Redline these schedule traps
When you review a contract, look for combinations, not just phrases.
| Clause pattern | Why it is dangerous | Better ask |
|---|---|---|
| Time is of the essence for every obligation | A late submittal, cleanup item, or punch correction can be treated like late completion. | Limit strict timing to named milestones. |
| Hard completion date with no extension clause | You may own owner delays, permit delays, and changes. | Add extension language for delays outside your control. |
| LDs plus actual delay damages | The owner may try to stack remedies. | Make LDs the exclusive delay remedy for the defined loss. |
| No-damage-for-delay plus acceleration rights | You can be forced to absorb cost and work faster. | Add compensation for directed acceleration or owner-caused delay. |
| Change orders do not mention schedule | Added work silently consumes your float. | Require every change order to say days added, none, or TBD pending impact review. |
| Completion means "owner satisfaction" only | Payment can become subjective. | Tie completion to substantial use, inspection, listed punch items, or objective signoff. |
| Calendar days used where workable days matter | Weather, cure time, safety, and access get ignored. | Define calendar days, business days, and weather/workable-day exceptions. |
This is the same redline habit from What to Cross Out in Big-Company Contract Templates Before You Sign. The problem is rarely one scary sentence. The problem is a stack of one-way schedule risk.
The job-file checklist
Before you sign a schedule clause, answer these questions in the file:
- Is the date approximate, estimated, target, substantial completion, final completion, or strict time-is-of-the-essence?
- Does the contract say what events can move the date?
- Does the quote include any premium for hard-date performance?
- Are customer selection deadlines written?
- Are permit and inspection assumptions written?
- Are material lead times written?
- Does every change order require a schedule-impact line?
- Do daily reports capture delay causes as they happen?
- Does the completion certificate match the contract milestone?
- Do payment and warranty documents use the same completion language?
If you are already mid-job, start with what you can fix today. Send a schedule update. Price the open change order. Ask the RFI. Photograph the blocked work. Put customer decisions in writing. Update the work order. Get partial completion signed off where it is true.
The best schedule clause is not the longest one. It is the one your actual job file can prove.
Sources
- New York General Business Law Section 771, Contract provisions, official New York Senate law text on home-improvement contract dates, contingencies, progress payments, and definite completion dates
- California Business and Professions Code Section 7159, Home Improvement Contracts, official California Legislative Information text on approximate start/completion dates and written change-order framework
- California Business and Professions Code Section 7159.6, Extra Work and Change Orders, official California Legislative Information text on scope, price, progress-payment, and completion-date effects in change orders
- New York UCC Section 2-309, Absence of Specific Time Provisions; Notice of Termination, official New York Senate law text for the reasonable-time gap filler in goods contracts
- North Dakota Century Code Chapter 9-07, Interpretation of Contract, official North Dakota Legislative Branch text on reasonable time and time being of the essence
- Welch Construction & Excavating, LLC v. Duong, North Dakota Supreme Court, 2016, on a remodeling dispute with no proven specific completion date and alleged delay damages
- Tedeschi v. Northland Builders, LLC, New York Appellate Division, Third Department, 2010, on reasonable time when no performance date is specified
- Kugel v. Reynolds, New York Appellate Division, Second Department, 2024, on later notice making time of the essence and the reasonableness of the new deadline
- Sublime, Inc. v. Boardman's Inc., Florida Fourth District Court of Appeal, 2003, on when time may be treated as essential through language, circumstances, or clear notice
- Please Me, LLC v. State of New York, New York Appellate Division, Third Department, 2023, on waiver and strict delivery timing after continued post-deadline conduct
- Texas Attorney General, How to Avoid Home Improvement Scams, consumer guidance on written contracts, blanks, promised work, start dates, completion dates, and payment timing
- Federal Trade Commission, How To Avoid a Home Improvement Scam, consumer guidance on written estimates, contracts, start/completion dates, promises made during conversations, and final payment
This article is for general information and is not legal, tax, insurance, lien, bond, licensing, public-contract, or compliance advice. Verify time-is-of-the-essence language, delay notices, time-extension rights, liquidated damages, backcharges, payment milestones, lien waivers, consumer-contract rules, and state-specific home-improvement requirements with your attorney, state contractor board, local authority having jurisdiction, insurance adviser, or CPA before acting.