How Contractors Make Sure They Get Paid: A Practical Guide

Put the payment agreement in a signed contract

Before scheduling labor or ordering materials, identify the customer, property, contracting business, detailed scope, exclusions, materials, price, and expected schedule in writing. Spell out what triggers each invoice, when it is due, accepted payment methods, and who can approve changes. Give the customer a complete signed copy.

Have a construction attorney review your contract for the states where you work, including required notices, disclosures, cancellation language, and any late-fee or work-suspension terms you want to use. Do not assume a template is compliant everywhere. California CSLB’s contracting guide explains California-specific requirements and recommends legal advice about particular situations. 1

Use plain descriptions a homeowner can verify. “Installation stage complete as described in the scope” is more useful when paired with a detailed scope than a vague invoice labeled “next draw.”

Collect deposits only within state law

Build your cash-flow plan around the rules that apply to the project, not a standard percentage copied from another contractor. Check the state licensing board, attorney general, or governing statute before requesting a deposit or advance payment.

For example, California generally limits home-improvement down payments to $1,000 or 10% of the contract amount, whichever is less. CSLB guidance notes an exception for contractors who have filed a qualifying blanket performance and payment bond. This is a California example, not a nationwide rule. 2

California also generally prohibits requesting or accepting payments beyond the value of work performed or materials delivered, apart from the down payment. Do not treat an invoice for future materials as automatic permission to collect an advance. Check the governing rule and any applicable exception before billing. 3

Explain the deposit’s purpose, issue a receipt, and show it as a credit on later statements. If lawful payment timing does not cover your purchasing needs, plan business financing or supplier arrangements instead of shifting an unlawful advance onto the homeowner.

Make progress billing easy to verify

Break the scope into meaningful stages and assign an actual payment amount to each one. Define completion criteria, required inspection evidence where relevant, and the agreed review and payment process. Avoid a schedule that bills merely because another week has passed when the contract promises milestone billing.

For each invoice, show the original contract amount, approved changes, work covered, previous payments, current amount due, and remaining balance. Attach useful photos, delivery records, or inspection documentation. Make sure every invoice follows the signed agreement.

California requires applicable home-improvement progress-payment schedules to reference the work, services, materials, or equipment associated with each payment. Even outside California, that level of detail is a useful business practice—but local legal requirements still need their own review. 3

Send invoices promptly to the agreed contact, confirm receipt, and keep reminders factual. Ask whether there is a specific disputed item rather than assuming silence means the customer refuses to pay.

Get change orders in writing before extra work

When a customer asks for a different product or additional work, stop and price the change before proceeding with that extra scope. Record the added or removed work, price adjustment, schedule impact, revised payment amounts, and approval by the authorized parties.

Explain that a change order keeps both sides looking at the same project and price. Do not leave its cost to a final-invoice surprise. California CSLB’s guide discusses written, signed change orders for California home-improvement contracts; check your own state’s requirements before choosing a form or approval process. 1

Store the approved change with the contract and reference it on the invoice. For an urgent condition, document what you found and seek authorization promptly; do not assume urgency removes contractual or legal requirements.

Plan mechanics lien notices and deadlines from the start

A mechanics lien is a legal claim connected to unpaid improvement work, not a guaranteed collection method. Eligibility, required notices, filing or recording steps, and enforcement deadlines depend on the state and your role on the job. For example, Oregon’s construction-lien statutes separately address who may claim a lien, notices, perfecting a lien, and bringing an enforcement suit. 4

Before work begins, have a local construction attorney or qualified lien-service provider identify the rules for your state, project type, and role as a direct contractor, subcontractor, or supplier. Determine which preliminary notices or other notices apply, who must receive them, how they must be delivered, and which events start each deadline. Oregon’s statute illustrates why notice, recording, and enforcement are separate steps rather than one interchangeable deadline. 4

Build a job-specific calendar with early internal reminders. Keep first and last furnishing dates, completion information, notice copies, delivery evidence, and payment records. Do not wait for a bill to become overdue to investigate notice requirements.

There is no national lien deadline to copy into every job file. Do not assume reminders, negotiations, or a customer’s promise to pay extend a statutory deadline; obtain state-specific advice while you continue trying to resolve the bill.

Offer payment methods that support clear records

Choose methods your business can reconcile consistently, such as business checks, cards through a processor, or bank payments through a business invoicing system. Explain accepted methods and any applicable fees before the customer signs, and have fees reviewed for compliance rather than adding them unexpectedly.

Use the business identity shown in the contract. Send invoices through a consistent channel and tell customers to confirm any changed banking instructions by calling a known number. Never ask them to send card or bank credentials in ordinary email.

Match each received payment to an invoice and issue a receipt showing the remaining balance. A payment link makes payment easier, but it does not replace the signed scope, evidence of progress, or an accurate account ledger.

Handle lien waivers and overdue invoices carefully

Read every waiver before signing it, including the payment amount, covered period, exceptions, and whether it is conditional or unconditional. In California, a conditional release is effective only when the claimant is actually paid; an unconditional release represents that payment has been received. Use the correct state form and get advice if its effect is unclear. 5

For an overdue invoice, first confirm delivery and ask what is holding up payment. Send an account statement and supporting records, then document any resolution or revised arrangement. Separate billing errors from workmanship or scope disputes so each issue gets a specific answer.

Before threatening a lien, adding fees, stopping work, or terminating the agreement, have counsel review your rights, contract obligations, and deadlines. Avoid promises that any collection tool will guarantee recovery.

Keep a job file that supports the final bill

Keep the signed contract, approved changes, notices and delivery records, invoices, payment ledger, photos, customer messages, inspection records, and releases together. After phone discussions, send a short written recap and ask the customer to correct any misunderstanding.

At closeout, walk the job with the customer, document remaining items, and explain the final invoice against the agreed scope and approved changes. Provide applicable warranties and closeout documents. A clear trail is more useful than trying to reconstruct the job after a dispute.

Homeowner Henry matches homeowners with local home-improvement pros. Henry Pay is coming soon, with plans to hold the job’s money and release it on an agreed schedule.

Common questions

Sources

• California CSLB: Contracting for Success
• California CSLB: What You Should Know Before Hiring a Contractor
• California Business and Professions Code, Section 7159.5
• Oregon Revised Statutes, Chapter 87: Construction Liens
• California CSLB: Conditional and Unconditional Waiver and Release Forms

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