Free Invoice Generator for Contractors
Bill for labor, materials, and project work in one clean invoice. Built for general contractors, electricians, plumbers, and all tradespeople.
Your Business Details
Client Details
Line Items
| Description | Qty | Unit Price | Amount | |
|---|---|---|---|---|
$ | $0.00 |
4 Types of Contractor Invoices and When to Use Each
Progress Invoice
Billed at milestones (30%/60%/100%). Protects cash flow on long projects.
Time & Materials
Bills actual hours worked + materials used. Best when scope is uncertain.
Fixed Price
Agreed lump sum for defined work. Simple and client-friendly.
Final Invoice
Marks completion. References all prior payments. Shows final balance due.
Standard Payment Terms for Contractor Invoices
| Term | Meaning | Best For |
|---|---|---|
| NET 30 | Payment due 30 days from invoice | Standard commercial projects |
| NET 10 | Payment due 10 days | Small jobs, trusted clients |
| 50% Deposit + Final | Half upfront, half on completion | New clients, large projects |
| Milestone-based | Payment tied to project stages | Long-term construction |
| Upon Delivery | Due when work is delivered | Small repairs, one-day jobs |
Frequently Asked Questions
Can I add a retention clause to my contractor invoice?▼
Yes. Use the Notes field to specify retention terms, e.g., '5% retention held until project completion.'
How do I invoice for change orders?▼
Add a separate line item: 'Change Order #X — [description]' with the agreed additional cost.
What if a client disputes my contractor invoice?▼
Keep detailed records of scope of work, materials receipts, and client communication. Your invoice serves as primary documentation.
Can I send a progress invoice for 30% of the total project?▼
Yes. Enter 30% of the total value as your current invoice amount with a note referencing the full contract value.
What payment terms should contractors use?▼
NET 30 is standard. For large projects, use milestone-based payment schedules. Always require a deposit from new clients.
Create Your Contractor Invoice Now
Labor, materials, change orders — all in one professional PDF.