Trades
Payment processing for contractors and home service pros
8 min read

Quick answer
Contractors do best with three tools: a payment link or invoice for deposits and progress billing, a mobile card reader for collecting in the driveway, and ACH bank transfer for large final payments where a card fee would cost hundreds. Taking a deposit before work starts is the single biggest cash flow improvement.
Key takeaways
- Collect a deposit before materials are ordered — a texted payment link takes 30 seconds.
- On invoices over about $3,000, ACH usually saves more than any rate negotiation could.
- Progress billing beats one big invoice at the end for both cash flow and collections.
- Card-present payments in the driveway cost less than typing a number in later.
- Written approval for change orders prevents the disputes trades businesses see most.
Why trades payments are their own problem
A retail shop takes hundreds of small payments in a controlled space. A contractor takes a handful of large payments in a driveway, a basement, a half-built kitchen or from a homeowner who's at work. The tickets are big, the timing is spread across a job, the crew isn't a cashier, and cell signal in a mechanical room is a coin flip. Off-the-shelf retail advice doesn't fit, which is why so many trades businesses end up chasing checks.
The good news is that the fixes are simple and mostly free. Almost all of them come down to collecting money earlier and making it effortless for the customer to pay.
Collect the deposit before you buy materials
If you're floating $4,000 in materials on a $9,000 job, you're acting as the customer's lender. A deposit fixes that, and modern payment links make asking for one painless. Send a text with a link, the customer taps it, pays with a card or bank transfer, and you get a confirmation before the supply house run.
- Standard structure: 30–50% deposit, progress payment at a milestone, balance at completion.
- Put the schedule in the estimate so it's never a surprise conversation later.
- Send the link the same hour the customer says yes — enthusiasm has a short shelf life.
- Include what the deposit covers in one sentence: "Covers materials and holds your install week."

Use ACH on the big numbers
This is the most valuable thing in this article for anyone doing five-figure jobs. Card fees are a percentage, so they scale with your invoice. ACH bank transfer is typically a small flat fee, so it doesn't.
| Invoice | Card at 2.9% | ACH at $3 flat | You keep |
|---|---|---|---|
| $2,500 | $72.50 | $3.00 | +$69.50 with ACH |
| $8,000 | $232.00 | $3.00 | +$229.00 with ACH |
| $18,500 | $536.50 | $3.00 | +$533.50 with ACH |
| $45,000 | $1,305.00 | $3.00 | +$1,302.00 with ACH |
Offer both on the invoice, and put ACH first with a short note: "Pay by bank transfer (free) or card." Some customers will still choose the card for the points, and that's fine — you gave them the option. On a business doing twenty $15,000 jobs a year, steering even half of them to ACH is roughly $4,000 back in your pocket. That's more than any rate review will find; see how to lower processing fees for the rest of the levers.
Take the payment while you're standing there
The cheapest and most reliable payment is the one collected on site with the card physically present. Tap or chip payments are the lowest-cost category, and they eliminate the two-week chase entirely. Tap to pay on a phone works with no extra hardware, and a small Bluetooth reader adds chip acceptance for older cards — details in our guide to mobile card readers and tap to pay.
- Equip every truck, not just the office. A tech who can't take payment creates a receivable.
- Train the walkthrough close: review the work, then "I can take care of the balance right now if that's easiest."
- Email or text the receipt on the spot so there's no "what was this charge" call later.
- Never write a card number on a work order — see PCI basics.

Progress billing on longer jobs
On a three-week remodel, one invoice at the end is a cash flow trap and a collections risk. Break it into milestones tied to visible progress the homeowner can see — demo complete, rough-in inspected, cabinets set, final walkthrough. Each milestone triggers an invoice with a payment link, and each payment reduces your exposure if the relationship goes sideways.
| Stage | Amount | Method |
|---|---|---|
| Signing / materials deposit | $8,000 | ACH or card link |
| Rough-in complete | $8,000 | ACH |
| Substantial completion | $6,000 | ACH or card on site |
| Punch list closed | $2,000 | Card on site at walkthrough |
Change orders: get it in writing, always
The most common dispute in the trades isn't fraud, it's "I never agreed to that extra charge." You don't need a lawyer to prevent it — you need a text message. Describe the change, state the added cost, and ask them to reply "approved." That reply is evidence, it's timestamped, and it wins disputes. Our chargeback prevention guide covers what else to keep on file.
Underwriting: what trades businesses should expect
Contractors sometimes face extra questions when opening a merchant account, for two understandable reasons: large average tickets and payment collected before work is delivered. Neither makes you high risk on its own, but being prepared makes approval faster.
- 1Have your license number, insurance certificate and business bank details ready.
- 2Give a realistic average ticket and monthly volume — underestimating causes holds later.
- 3Say plainly how deposits work in your business; providers deal with this daily.
- 4Call ahead before running an unusually large payment so it doesn't trigger a review. More on that in next-day funding.
If you work in a category that genuinely does get flagged — some restoration, solar, or long-lead custom work — read our guide on high-risk merchant accounts so the reserve conversation isn't a surprise.
Financing and larger tickets
For jobs over roughly $8,000 — a furnace replacement, a roof, a bathroom — offering financing at the estimate stage measurably raises close rates, because the decision shifts from "do I have $12,000" to "can I fit $180 a month." You get paid in full up front and the lender carries the balance for a merchant fee. Present it as one of three options, not a rescue plan, and quote the monthly figure alongside the total.
Getting off paper checks
Checks feel free but aren't. There's the trip to the bank, the wait to clear, the occasional bounce, and the ones that never arrive. If a long-standing customer prefers checks, fine — but make electronic payment the default on every invoice and the path of least resistance. Most homeowners will take the easy option if you offer it first.
A setup that fits a trades business
- 1One merchant account covering invoices, links, ACH and in-person cards.
- 2Invoicing that saves a card or bank account on file for repeat maintenance customers.
- 3A reader or tap-to-pay on every truck.
- 4Deposit terms written into your estimate template.
- 5A statement descriptor matching the name on your truck, not your LLC.
- 6Weekly five-minute review of open invoices and any disputes.
For the broader picture of how the account, gateway and hardware fit together, see what merchant services are.
Working with Minnesota trades
We set up payments for HVAC, plumbing, electrical, roofing, remodeling and landscaping companies across Minneapolis, St. Paul and greater Minnesota. Seasonality here is severe: furnace season and the spring–fall build window carry the year, and January collections matter more than they do in warmer states. We plan deposit terms and funding schedules around that calendar rather than a generic one.
Want deposits and ACH set up before your next busy stretch? Book a walkthrough or call 763-280-3155.
Frequently asked questions
Sources and references
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