How construction contractors invoice: progress billing, retainage, lien waivers, change orders, and a free construction invoice template.

Invoice for Construction

Construction billing is more than a total — it's progress payments, retainage, change orders, and lien-safe documentation.

Why construction contractors need a purpose-built invoice

Generic invoice templates miss the details clients expect from a construction contractor. A well-structured invoice:

Speeds up payment — clear terms mean fewer follow-up emails
Builds trust — professional formatting signals you run a real business
Reduces disputes — itemized work leaves nothing ambiguous
Simplifies taxes — categorized income makes year-end painless

For more on the fundamentals, see our complete guide to invoicing basics and invoice tracking best practices.

What to include on your construction invoice

Every construction invoice should contain:

Your business name, logo, and contact info — plus license/insurance number if relevant to your trade
Client name and billing address — matches their records for AP processing
Invoice number and issue date — sequential, unique
Due date and payment terms — Net 7, Net 14, Net 30, or due on receipt
Itemized line items — service description, quantity, rate, amount
Subtotal, tax, and total — clearly separated
Payment methods accepted — bank transfer, card, PayPal, Stripe
Notes or terms — late fees, warranty, thank-you message

Example construction invoice line items

Item / description	Amount (USD)
Foundation — 100% complete (Draw 1)	$18,500.00
Framing — 60% complete (Draw 2)	$22,200.00
Change Order #003 — upgraded windows	$3,450.00
Retainage held (10%)	$-4,415.00
Subtotal	$39,735.00

Payment terms and getting paid on time

Most construction contractors use Net 14 or Net 30 payment terms. To get paid faster:

Send invoices immediately after work is complete (or on a fixed schedule)
Offer online payment — customers pay 2× faster than by check
Add a 1.5%/month late fee and mention it in your terms
Send automated reminders at day 3, day 7, and day 14 past due
Read our full invoice approval workflow guide for streamlining B2B billing

Frequently asked questions

What is progress billing in construction?

Progress billing invoices the client for a percentage of work completed at each phase or milestone, rather than one final bill. This keeps cash flowing throughout the project.

What is retainage on a construction invoice?

Retainage is a percentage (typically 5–10%) withheld by the owner until project completion to ensure punch-list items are finished. Show it as a negative line item.

Do I need a lien waiver with each invoice?

Yes — conditional lien waivers should accompany each pay application, and unconditional waivers follow once payment clears. This protects both parties.

How are change orders billed?

Never bury change-order work in a base invoice. Issue a signed change order first, then add it as a separately-numbered line item on the next pay application.

Send your first construction invoice in 60 seconds

Invoxa's free invoice generator creates a branded PDF you can send today — no signup required. Ready to automate recurring billing, payment reminders, and reconciliation? Try Invoxa free and set up your construction contractor billing in minutes.

Invoice for Construction: AIA-Style Template & Progress Billing Guide (2026)