A homeowner asks three local trades to quote for a bathroom refit. The first comes back as a text message: "Bathroom — £4,500." The second is a one-page PDF with the work itemised, the materials listed, what's included, what's excluded, the payment terms, and a clean acceptance line at the bottom. The third looks similar to the second.
The text-message quote was £200 cheaper than the others. It still didn't win the job.
To the tradesperson, a quote is the price. To the customer reading three of them on a Sunday evening, it's a document that tells them what kind of business is going to be working in their house. Get the structure right and the price stops being the only thing they're comparing.
Why the Sections Matter More Than the Number
Customers comparing several quotes are doing two things at the same time. They're comparing prices, and they're comparing the businesses that sent them.
The price part is straightforward. The business part is everything else: how clear the scope is, whether you've thought about what's included and what isn't, how the document looks, whether the payment terms feel reasonable. None of that has anything to do with the actual price. All of it shapes the decision.
The pillar version of this argument is here: How to Write a Quote That Wins the Job. That covers the why. This article is the what. Eight sections every trades quote should contain, what each one is doing for you, and a worked bathroom-refit example at the end so you can see them all in one place.
Most quote disputes start because something was left out, not because something was wrong. A complete quote is the cheapest insurance you can write. A few extra lines on the page now stops the awkward conversation later.
Section 1 & 2 — The Header and Customer Details
The header is the bit most tradespeople skip past or fudge. It should make it clear at a glance who sent the quote, who it was sent to, and when. A header that's missing one of those is a quote that's harder to track and harder to enforce if there's ever a problem.
What goes at the top of every quote:
- Your business name, your trading name if different, phone, email, and any registration or accreditation numbers (Gas Safe, NICEIC, NAPIT, FMB, your VAT number if you're registered)
- The customer's name and the address where the work is being done — not just "Mr Smith" but the property address, especially if it's different to where they live
- A unique quote reference (Q-2026-014 is fine, just something you can track)
- The date the quote was issued
- The validity period — "this quote is valid for 30 days from the date above"
The reference number matters more than people think. It's how you find a quote when a customer rings six weeks later asking to go ahead. It's how you track which quotes converted and which didn't. And it's how you avoid two quotes for the same customer ending up in a muddle when one of them gets accepted.
Section 3 & 4 — Scope and Inclusions
The scope of work is the heart of the quote. It's where you tell the customer exactly what you're going to do.
"New boiler" is not a scope. "Supply and fit Worcester Bosch 30i Combi, remove existing boiler and flue, run new condensate pipework to outside wall, system flush, building control notification" is a scope. The first invites a hundred questions and a dozen disputes. The second leaves no room for either side to be confused about what's being delivered.
Inclusions are the supporting list. Once the scope is written, spell out what comes with it. Labour, materials, VAT (if you're registered), any certification you'll be issuing, any rubbish removal, and the warranty period on workmanship. Customers don't always know what's standard and what isn't, so saying it explicitly removes the guesswork.
A few specifics that are worth including by default:
- Certification. Gas Safe certificate, NICEIC completion certificate, building control notification, EICR. If you're issuing one, list it.
- Warranty period. "12 months on workmanship from date of completion" sets a fair expectation. Manufacturer warranties are separate.
- Site protection. Dust sheets, floor protection, what you'll do at the end of each day. Small stuff, but customers notice.
- Tidying up and rubbish removal. Are you taking the old boiler away? Are you bagging the offcuts? Say so.
Section 5 — Exclusions
Exclusions are the most underused section in trade quoting and the single biggest cause of arguments later. Almost every dispute on a job comes back to something the tradesperson assumed was obviously not included, but the customer assumed was.
If a customer can plausibly claim something was within scope when it wasn't, it's an exclusion you forgot to write. That's not a polite framing. It's how it actually gets argued at the kitchen table when the final invoice goes in.
Common exclusions to think about, depending on the trade:
- Making good plaster, paint, or decorative finishes after the trade work is complete
- Skip hire, scaffolding, or specialist access equipment
- Underground works, removal of unexpected concrete or rubble, or dealing with anything found once existing structure is opened up
- Any electrical work that falls outside Part P notification (or any plumbing work that falls outside the scope of the quote)
- Replacement of components found to be faulty during the work but not part of the original scope
- Re-routing of pipework, cabling, or ductwork that isn't visible at the time of quoting
- Materials supplied by the customer (if the customer is sourcing tiles, taps, or fittings, that's their cost and their warranty, not yours)
You don't need every line on every quote. You need the ones that genuinely apply to this specific job. A boiler swap doesn't need to mention scaffolding. An extension does. Use judgement, but err on the side of writing it down.
Section 6 — Materials, Labour, and VAT
The breakdown is where transparency does the persuading. A customer looking at "£4,500 supply and fit" alongside a quote that breaks down materials at £2,100, labour at four days at £320, and VAT shown clearly will trust the second number more, even if it's slightly higher.
A reasonable structure for most jobs:
- Materials, listed line by line for major items (boiler, suite, tiles, cable, paint), with quantities and prices
- Labour, expressed as days or hours at a rate, or as a fixed sum tied to the scope
- Subtotal
- VAT line if you're registered (or the words "VAT not applicable — not VAT registered")
- Total
On VAT specifically: every UK quote should be unambiguous about whether the price includes VAT or not. Customers who find out at invoice stage that the number they accepted didn't include VAT feel cheated, even if you didn't intend to mislead. State it plainly on the quote and the conversation never happens.
Keeping a clean record of every quote and invoice you send also matters for tax. From April 2026, sole traders earning over the threshold need to keep digital records and submit quarterly updates under Making Tax Digital, and a properly structured quote feeds straight into that system rather than getting reconstructed from memory at year-end.
Section 7 — Payment Terms and Validity
Payment terms tell the customer what's expected and when. Vague payment terms are how cash flow gets mangled, especially on bigger jobs. The good news is that customers generally accept clear, reasonable terms without complaint. It's only the unexplained ones that cause friction.
For a typical domestic job, three structures cover most situations:
- Smaller jobs (under a couple of grand). Payment in full on completion, due within 7 days of the invoice date. No deposit needed.
- Mid-size jobs (couple of grand to ten). 25–30% deposit on booking to cover materials and reserve the start date. Balance on completion.
- Larger jobs. Deposit, one or two stage payments tied to visible milestones (first fix complete, second fix complete), and a final payment on completion.
Always say what the deposit is for. "30% deposit on booking — this covers materials ordered specifically for your job and reserves your start date" reads completely differently from "30% deposit on booking" with no context. Same number, very different feeling. Stage payments work the same way: tie them to milestones the customer can see and verify, not arbitrary calendar dates.
The validity line is the small one that does a lot of work. "This quote is valid for 30 days" stops the awkward conversation when somebody comes back six months later asking to honour the original price after a copper hike has eaten your margin. If they do come back later, you can always reissue. You're just not locked in by the original.
Even with clean payment terms in writing, late payment still happens. When it does, there's a three-step ladder for chasing without burning the relationship, and the deposit and validity clauses you put in the quote do most of the work in preventing it.
Section 8 — Acceptance and Sign-Off
The last section closes the quote out. It tells the customer how to accept and creates a written record of when they did.
Two formats work for most trades. The simpler one is a line at the bottom that says: "To accept this quote, please reply to this email with 'accept' or sign and return below." The slightly more formal version adds a signature box, the customer's printed name, and the date. Either is fine. The signature box is more useful on bigger jobs where you want a single document everyone has signed. Email acceptance is legally binding too, as long as it's clear and from the right address.
Keep the acceptance message. A reply saying "happy to go ahead" from the customer's email is a contract. If anything goes wrong later, that one email is what you'll be pointing to.
A Worked Example — Bathroom Refit
What it looks like with the eight sections in place. This is a stripped-down version of a real quote format. Yours doesn't need to look identical, but the same elements should be on the page.
07700 900123 · gary@smithplumbing.example
Scope of Work
- Strip out existing bathroom suite, tiling, and flooring
- First-fix plumbing for new layout (bath, basin, WC, towel rail)
- Supply and fit replacement bathroom suite as listed below
- Wall and floor tiling (8m² wall, 4m² floor)
- Second-fix plumbing, commissioning, and final test
- Site clean-down on completion
Included
- All labour and materials as listed
- Removal of existing suite and rubbish (one skip hired by us)
- 12-month warranty on workmanship
- VAT at 20%
Excluded
- Re-decorating walls and ceiling after tiling work
- Any electrical work (extractor, lighting, shower circuit) — quoted separately by your electrician
- Replacement of underfloor joists if found to be rotten on lift-up — chargeable as time and materials at £48 per hour plus materials, agreed in writing before any work proceeds
- Customer-supplied tiles or fittings — warranty on these stays with the supplier
Pricing
| Bathroom suite (bath, basin, WC, towel rail) — mid-range | £1,180.00 |
| Tiling — 8m² wall + 4m² floor, adhesive, grout | £640.00 |
| Plumbing materials (pipework, fittings, valves, sealants) | £310.00 |
| Skip hire | £220.00 |
| Labour — 5 days at £320/day | £1,600.00 |
| Subtotal (excl. VAT) | £3,950.00 |
| VAT @ 20% | £790.00 |
| Total | £4,740.00 |
Payment Terms
- 30% deposit (£1,422) on booking — covers suite and tiles ordered specifically for this job, and reserves the start date
- 40% (£1,896) on first-fix completion (typically end of day 2)
- 30% (£1,422) on completion, due within 7 days of the final invoice
Acceptance
The total is on there. So is everything around it. A customer reading this knows what they're getting, what they're not getting, what happens if something unexpected comes up, when they pay, and how to say yes.
Mistakes That Make a Quote Look Amateur
The mistakes worth mentioning are the ones tradespeople make most often, and they're all fixable in five minutes:
- One total, no breakdown. "Bathroom — £4,500" forces the customer to compare on price alone, because there's nothing else to compare on.
- "Materials and labour included" with no detail. A line that says everything and tells you nothing.
- No exclusions section. The single biggest cause of post-job arguments. If you can think of three things the customer might assume are included that aren't, those are the three to write down.
- Vague payment terms. "Deposit on booking" without a percentage. "Balance on completion" without a number of days. Both leave room for the customer to set their own terms.
- No validity period. A quote without an expiry is a liability. Material costs move and your diary fills.
- VAT left ambiguous. If the customer doesn't know whether VAT is included, you're going to have an awkward call at invoice stage.
- Quote and estimate used interchangeably. They mean different things legally. Pick one and stick with it. The full breakdown is in Quote vs Estimate: What UK Tradespeople Need to Know.
- No reference number. Six weeks later when the customer rings to accept, you have to dig through your sent folder to find which quote they mean.
Get the Quote Right and the Rest Follows
A clean quote does three things at once. It tells the customer what they're getting. It separates you from less professional competition. And it sets up the rest of the job to run smoothly, because you've already had every conversation that usually causes problems mid-build.
Most of the work is one-time. Build a quote template once, with the eight sections above, and you reuse it on every job. The first time you save it, the format is set. Every quote after that is a 20-minute fill-in rather than a from-scratch document. Reusable, defendable, and consistent enough that customers comparing several of yours over time see the same business showing up each time.
If you want a system that handles quotes, invoices, follow-ups, and the full audit trail in one place — rather than scattered across email, WhatsApp, and a notepad — the portal we're building for trades does that. Get in touch if you'd like to be on the list when it's ready. A professional trades website on the front of all this is what gets you the enquiries to quote in the first place.
Common Questions
How detailed does a quote actually need to be?
Detailed enough that the customer can read it once and know what they're getting. Most quotes fit on a single page. The aim isn't a full specification document. It's a clear scope, sensible breakdown, what's excluded, and the payment terms. If a customer doesn't have to ask follow-up questions about what's included, it's about right.
Should I show labour and materials separately or give one total?
Show them separately on anything beyond a small repair. Customers don't always trust a single combined number because they can't tell what they're paying for. A breakdown of materials with the labour shown as days or hours at a rate makes the price feel fair, even when it's higher than a competitor's lump sum. The transparency is doing the persuading.
How long should a quote stay valid?
Thirty days is the standard for most UK trades work. Material costs move and your diary fills, so an open-ended quote can leave you badly priced months later. State the validity clearly on the quote itself. If a customer comes back after it's expired, you can reissue at the current price. You're just not locked in by the original.
Do I need a signature on the quote, or is email acceptance enough?
Email or text acceptance is legally fine. A reply saying "happy to go ahead" from the customer's email creates a written record and counts as acceptance. A formal signature box is useful on larger jobs where you want a single document everyone has signed. For most domestic work, a clear email saying yes is enough — the bigger thing is that you've got it in writing somewhere.
What's the most important section to get right?
Exclusions. Almost every quote dispute later in the job traces back to something the tradesperson assumed was obviously not included, but the customer assumed was. Making good, skip hire, scaffolding, decorating after a plumbing job, electrical certification on a refit. If it's not in scope, say so on the quote. That single section prevents most of the awkward conversations between sending the quote and finishing the job.