How to Invoice as a Contractor: Deposits, Progress Billing, Labor and Materials, and the Final Invoice

How to invoice as a contractor differs from a freelancer's invoicing in four ways: the deposit is invoiced up front, big jobs are billed in stages, labor and materials are shown apart, and the final invoice has to reconcile everything that came before it. The invoice sheet built for trades is built around those four; this guide covers the sequence around it.

The sequence on a typical job

Stage	Document	Tool
Before the work	Quote with scope, exclusions, deposit, and payment terms	Quote generator
On acceptance	Deposit invoice	Deposit invoice on the contractor sheet
At each milestone	Progress invoice for work completed to date	Contractor invoice template
On completion	Final invoice: full total, deposit and progress payments received, balance due	Contractor invoice template
If several are open	Billing statement with aging	Statement builder

The deposit invoice

Invoice the deposit the day the quote is accepted, as its own document: "Deposit, due before work begins," with the quote number as the reference. Materials plus a day's labor, or a quarter to a half of the quote, is the usual size. When it is paid, the job starts. The clause assembler writes the deposit clause for the quote.

Progress invoices

On a job that runs more than a few weeks, bill at the milestones the quote set: rough-in complete, drywall up, final coat. Each progress invoice lists the work completed to date at the contract prices, carries its own number in sequence, and states in the notes the contract total and the amount billed so far, so the customer never has to reconstruct it. Keep the invoice number sequence running across the job; the generator writes one you can keep.

Labor and materials on separate lines

One line per material with quantity and unit cost; labor as hours times rate or a fixed charge per task. Customers want to see it, insurers and lenders require it on the jobs they fund, and it settles markup questions before they start. The contractor template's job address block and separate lines exist for this.

The final invoice

Full contract total plus any accepted variations, then every payment received (deposit and progress invoices) shown against it, then the balance due. Enter the payments in the template's "Amount already paid" field and the sheet prints the three figures. Attach or reference the accepted quote and any variation sheets. If the customer disputes a line, the earlier documents settle it.

License, insurance, and lien wording

Many states require a contractor's license number on invoices and quotes, and customers and lenders ask for insurance details; CoreQuote lists both as standard. Where a preliminary lien notice applies to the job, the terms block is where the line goes; the clause assembler's construction clause carries it. This site states no lien or license rule for any state; check yours.

When the balance is late

A late fee only holds up if it was on the quote. If it was, the late fee calculator works out the figure and the unpaid invoice guide covers the steps, of which the pause-work clause is the one trades use most.

This guide was written by Ready Utilities. The sequence and the elements were checked against CoreQuote's and Draflo's contractor guides and match the site's own contractor template and quote generator. It states no license, lien, or tax rule for any state.

Frequently asked questions

What should a contractor invoice include?

Your business, license, and insurance details, the customer and the job address, an invoice number and dates, labor and materials as separate lines, any deposit received, the balance due, payment terms, and, where the contract or state requires it, a lien-notice line.

Should I invoice the deposit separately?

Yes. A deposit invoice before the work, marked as such, then the final invoice showing the full total, the deposit received, and the balance due. The contractor template prints exactly that.

How does progress billing work?

One invoice per milestone for the work completed to date, numbered in sequence, with the contract total and the amount billed so far in the notes. A billing statement summarizes them for the customer at the end.

Can I charge a late fee on a contractor invoice?

Only if it was in the contract or the quote before the work. The late fee calculator works out the figure and writes the clause; the terms guide has construction wording with a lien-notice line.

Do I need to separate labor and materials?

Customers, insurers, and lenders want to see them apart, and some states require it on certain jobs. It also keeps markup questions simple. The contractor template is built around that split.

When should a contractor send the invoice?

On completion, or at each milestone the contract set. Waiting until the end of the month to invoice a finished job adds weeks to the wait for payment.