A time and materials quote is useful when the client needs work to start before every detail is known. Instead of promising one fixed project price, you quote agreed labor rates, expected materials or expenses, and a clear billing structure. The client pays for the actual time and materials used, often within an estimate, cap, or approval process.

That flexibility is powerful, but it can also create anxiety. Clients worry about open-ended invoices. Service providers worry about underpricing, awkward explanations, and margin leaks. A good time and materials quote solves both problems: it gives the client enough certainty to approve the work while giving your team enough room to handle unknowns properly.

When to use a time and materials quote

Use time and materials pricing when the outcome is clear enough to begin, but the effort is not predictable enough for a clean fixed fee. Common examples include troubleshooting, repair work, discovery phases, legacy software updates, technical consulting, renovation work, research-heavy creative projects, or ongoing support where priorities may change.

If the work is repeatable and easy to define, a fixed package or unit price may be cleaner. For more context on choosing between models, read Fixed Fee vs Hourly Quotes. For repeatable services, unit pricing may help you protect margin without billing every hour separately.

What a time and materials quote should include

A clear T&M quote should include the scope, labor categories, hourly or day rates, material handling, estimated range, approval rules, billing cadence, and payment terms. The goal is not to make the quote longer. The goal is to remove the phrases that cause disputes later: “I thought that was included,” “Why did this take so long?” and “Why is the final invoice higher than the quote?”

Use this basic structure

  • Project summary: One plain-English paragraph explaining the problem, outcome, or phase of work.
  • Included work: The tasks your team expects to perform under the T&M arrangement.
  • Excluded work: Anything that needs separate approval, such as third-party fees, new features, emergency work, permits, or client-requested changes.
  • Labor rates: Rates by role, person, trade, or service category.
  • Materials and expenses: How materials, software, travel, subcontractors, or reimbursables are charged.
  • Estimate or cap: A budget range, not-to-exceed amount, or approval threshold.
  • Billing schedule: Weekly, milestone-based, deposit plus progress billing, or invoice on completion.
  • Client responsibilities: Decisions, access, assets, approvals, site readiness, or feedback deadlines.

The U.S. Federal Acquisition Regulation describes a time-and-materials contract as payment for direct labor hours at fixed hourly rates plus actual material costs. You do not need government-contract language in a small business quote, but the underlying idea is useful: be specific about rates, materials, and the basis for charging. You can see that formal definition in FAR 16.601.

A simple time and materials quote template

Here is a reusable structure you can adapt for consultants, contractors, developers, designers, and small studios.

1. Project summary

We will provide time and materials support to investigate, plan, and complete the requested work for [client/project]. The final cost will be based on approved labor hours, materials, and expenses used to complete the work described below.

2. Scope of work

This quote covers [task 1], [task 2], and [task 3]. Work outside this scope, including [excluded item], [excluded item], or new requirements requested after approval, will be quoted or approved separately before proceeding.

3. Labor rates

  • Principal consultant: $150 per hour
  • Project manager: $95 per hour
  • Developer, designer, technician, or specialist: $120 per hour
  • Assistant, coordinator, or junior technician: $65 per hour

Use role-based rates when multiple people may contribute. Use service-based rates when that is easier for the client to understand, such as “onsite technician,” “design support,” “strategy session,” or “implementation work.”

4. Materials, expenses, and markups

Materials, third-party costs, travel, subcontractor work, and other approved expenses will be billed at cost plus [percentage or handling fee], unless stated otherwise. Receipts or expense summaries can be provided on request.

Do not forget internal costs. Admin time, coordination, quality checks, purchasing, waste, returns, and tool setup can quietly erode profit. In ququ, you can keep internal costs hidden while automatically redistributing them into the client-facing quote total, so the quote stays clean without pretending those costs do not exist.

5. Estimate range or not-to-exceed cap

Estimated project range: $4,500 to $6,500, based on the information currently available. We will request written approval before exceeding $6,500 or before starting work that materially changes the agreed scope.

A not-to-exceed cap is often the difference between a confident approval and a nervous “let me think about it.” NetSuite’s overview of time and materials contracts also notes the common use of caps or limits to control buyer risk. For small service businesses, the cap does not need to be complex. It simply needs to say when you pause, report, and ask for approval.

6. Billing and payment terms

Invoices will be issued weekly for approved hours and materials used during that period. Payment is due within 7 days of invoice date. Work may pause if invoices become overdue.

If the project requires cash up front, add a deposit. For example: A $1,000 deposit is due on approval and will be applied to the final invoice. Remaining work will be billed weekly based on approved time and materials.

How to set rates without exposing your margin

Your T&M rate should not be the employee wage, subcontractor cost, or personal target hourly income. It should include labor cost, overhead, admin time, tools, non-billable coordination, risk, and profit. If your rate only covers the visible work, every meeting, revision, purchase, and delay eats the margin.

A practical formula is: billable rate = direct labor cost + overhead allocation + admin allowance + risk allowance + profit. You do not need to show this formula to the client. The quote should show the approved rate. Your internal quote builder should track the cost logic behind it.

This is where reusable products in ququ are useful. You can create a “Senior developer hour,” “onsite technician hour,” “project coordination hour,” or “materials handling” product once, store the real internal cost privately, and reuse it in future quotes. The client sees a tidy branded PDF; your team sees the margin reality before sending.

Examples by service business type

Consultant

A consultant might use T&M for discovery, stakeholder interviews, process mapping, or implementation support. The quote should define roles, meeting limits, documentation outputs, and approval thresholds for extra workshops.

Developer or technical studio

A developer might use T&M for bug fixing, legacy system cleanup, API integration, performance work, or support retainers. The quote should clarify testing, deployment, access requirements, third-party tools, and what counts as a new feature request.

Contractor or trades business

A contractor might use T&M when opening walls, diagnosing faults, repairing unknown damage, or completing small works where materials cannot be confirmed in advance. The quote should explain labor rates, call-out fees, materials markup, disposal fees, site access, and approval rules for additional work.

Creative agency or designer

A creative team might use T&M for brand refinement, overflow design support, production work, or content changes after a fixed scope ends. The quote should define revision handling, turnaround assumptions, file delivery, and minimum booking blocks.

Sample wording that makes clients comfortable

Use wording that is calm, specific, and fair. Try this:

This time and materials quote is designed for work where the exact effort may change as we investigate or complete the project. We will track approved hours and materials clearly, provide updates as work progresses, and request approval before exceeding the agreed cap or adding new scope.

For materials:

Materials and third-party costs will be charged only when required for the approved work. Where possible, we will confirm significant purchases with you before ordering.

For scope control:

If new requirements appear during the project, we will explain the impact on time, cost, and schedule before proceeding.

Checklist before sending a T&M quote

  • Have you stated why T&M is the right model for this work?
  • Are labor rates visible and easy to understand?
  • Have you explained materials, expenses, and markups?
  • Is there an estimate range, approval threshold, or not-to-exceed cap?
  • Have you defined what is excluded?
  • Are client responsibilities clear?
  • Do payment terms say when invoices are issued and due?
  • Have you checked internal costs before sending?
  • Can you reuse this structure for the next similar quote?

Time and materials quotes work best when they feel controlled, not vague. Build a reusable template, keep private costs private, show the client a clean total, and use approval thresholds to prevent surprises. With ququ, you can create T&M products once, reuse them across quotes, adjust costs on mobile, and send a polished branded PDF without turning every flexible project into a spreadsheet exercise.