Structural Engineer Invoice Template
A structural engineer invoice bills project, lists services, labour and materials on separate lines and states the terms (Due Net 15; stamped documents released on payment). This template is pre-filled for engineer the removal of a load-bearing wall in a 1960s house: site visit, beam calculations, framing plan and stamped letter: 8 lines totalling $3,264.40 before tax. Edit it and download the PDF.
Pre-filled for a structural engineer: engineer the removal of a load-bearing wall in a 1960s house: site visit, beam calculations, framing plan and stamped letter. Example prices: replace them with your own.
From
Bluebird Structural Engineering Firm
300 Market Street
Madison, WI 53703
billing@example.com
(608) 555-0100
Invoice
Bill to
Chris Novak
27 Birch Avenue
Georgetown, TX 78626
client@example.com
| Description | Qty | Rate | Amount |
|---|---|---|---|
| Site observation visitCheck joist direction, bearing points and foundation below | 1 visit | $450.00 | $450.00 |
| Beam and post calculations18 ft span, LVL beam sizing, point loads to footing | 1 project | $950.00 | $950.00 |
| Framing plan and connection details | 2 sheet | $375.00 | $750.00 |
| Stamped engineering letter for permitSigned and sealed by licensed PE | 1 each | $300.00 | $300.00 |
| Principal engineer time, plan-check revisions | 2 hr | $185.00 | $370.00 |
| Staff engineer (EIT) time, drafting revisions | 3 hr | $115.00 | $345.00 |
| Wet-stamped printed sets for building department | 2 set | $35.00 | $70.00 |
| Mileage to site | 42 mile | $0.70 | $29.40 |
- Subtotal
- $3,264.40
- Balance due
- $3,264.40
Notes
Thank you for choosing Bluebird Structural Engineering Firm. Terms: Due Net 15; stamped documents released on payment.
Payment details
Bank transfer or card. Please quote the invoice number.
Made with Billwise - invoice-pdf-maker-app.web.app
Preview of the PDF. Everything stays in your browser: nothing is uploaded.
Structural Engineer invoice at a glance
| Typical job | Engineer the removal of a load-bearing wall in a 1960s house: site visit, beam calculations, framing plan and stamped letter |
|---|---|
| Main billing unit | project |
| Usual payment terms | Due Net 15; stamped documents released on payment |
| Deposit practice | Small residential jobs are often paid in full or with a 50% deposit before calculations start. |
| Sample lines | 8 lines, $3,264.40 before tax |
| Largest line | Beam and post calculations: $950.00 (29%) |
| Labour hours billed | 5 h, $715.00 |
| Trade-specific fields | PE license no., State of licensure, Project address, Engineer's project no., Permit / plan-check no., Drawing sheets issued |
Sample structural engineer invoice line items
Engineer the removal of a load-bearing wall in a 1960s house: site visit, beam calculations, framing plan and stamped letter: 8 lines adding up to $3,264.40, split into services $2,450.00 (75%), labour $715.00 (22%) and materials $70.00 (2%).
| Item | Qty | Rate | Amount |
|---|---|---|---|
| Site observation visit (Check joist direction, bearing points and foundation below) | 1 visit | $450.00 | $450.00 |
| Beam and post calculations (18 ft span, LVL beam sizing, point loads to footing) | 1 project | $950.00 | $950.00 |
| Framing plan and connection details | 2 sheet | $375.00 | $750.00 |
| Stamped engineering letter for permit (Signed and sealed by licensed PE) | 1 each | $300.00 | $300.00 |
| Principal engineer time, plan-check revisions | 2 hr | $185.00 | $370.00 |
| Staff engineer (EIT) time, drafting revisions | 3 hr | $115.00 | $345.00 |
| Wet-stamped printed sets for building department | 2 set | $35.00 | $70.00 |
| Mileage to site | 42 mile | $0.70 | $29.40 |
| Subtotal | $3,264.40 | ||
| Total before tax | $3,264.40 |
What a structural engineer invoice should include
- Your structural engineering firm name, address, phone and email, plus a tax ID if you are registered
- The customer's name and billing address (Chris Novak in the sample)
- A unique invoice number (INV-6266) and the issue date
- Payment terms and a due date: Due Net 15; stamped documents released on payment
- PE license no.: for example LIC-382991
- State of licensure: for example See notes
- Project address: for example 27 Birch Avenue
- Engineer's project no.: for example Engineer the removal of a load-bearing wall in a 1960s house: site visit, beam calculations, framing plan and stamped letter
- Line items in project or per item, each with quantity, rate and amount
- How to pay you: bank details, card link or cheque payee
How structural engineers bill
Quotes a fixed fee per deliverable such as a site visit, calculation package or stamped letter, and bills extra revisions or field visits hourly by staff level.
Structural engineers commonly use "Due Net 15; stamped documents released on payment", so payment is due 15 days after the invoice date. Small residential jobs are often paid in full or with a 50% deposit before calculations start.
U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2024: median hourly wage of Civil Engineers $47.88 (employees, not contractor rates). The sample's $185.00 per hour for "Principal engineer time, plan-check revisions" is 3.9 times that employee figure; a business rate also has to cover insurance, tools, travel, unbilled admin time and profit.
Structural Engineer invoicing tips
- Bill principal engineer and staff engineer hours on separate lines at their own rates, so a client who sees two hourly rates understands why the drafting revisions cost less per hour.
- Reference the calculation package and drawing sheet numbers you issued, because the contractor and building department will refer to S-1 or S-2 when they ask questions later.
- Price responses to plan-check comments separately from the original design fee, since the scope of those comments depends on the reviewer and cannot be known when you quote.
- Bill an extra field visit when the contractor opens a wall and finds conditions that differ from the drawings, with the date and what was found, rather than folding it into the original fee.
Structural Engineer billing disputes to head off
- When the architect moves a wall after your calculations are done, the client may expect a free redesign. Stating the drawing revision your design was based on shows that the change is new work.
- Clients sometimes pay only after the permit is issued. Saying on the invoice that sealed documents are released on payment keeps your stamp from funding the wait.
Work a structural engineer can bill for
Core tasks of Civil Engineers (O*NET 17-2051.00, O*NET 29.x task statements, CC BY 4.0). Each can become a line on the invoice.
- Compute load and grade requirements, water flow rates, or material stress factors to determine design specifications.
- Inspect project sites to monitor progress and ensure conformance to design specifications and safety or sanitation standards.
- Direct or participate in surveying to lay out installations or establish reference points, grades, or elevations to guide construction.
- Estimate quantities and cost of materials, equipment, or labor to determine project feasibility.
- Prepare or present public reports on topics such as bid proposals, deeds, environmental impact statements, or property and right-of-way descriptions.
- Design energy-efficient or environmentally sound civil structures.
How to make a structural engineer invoice
-
Add both parties
Enter Bluebird Structural Engineering Firm (your business) and the customer, Chris Novak, then pe license no..
-
Number and terms
Give it a unique number such as INV-6266 and set the terms to Due Net 15; stamped documents released on payment.
-
List the work
One line per item: the sample runs from "Site observation visit" (1 visit) to "Mileage to site" (42 mile).
-
Check the total
The 8 lines come to $3,264.40; add sales tax only if your state taxes structural engineering work.
-
Download and send
Download the PDF or print it, then keep a copy with the structural engineering work records.
Frequently asked questions
How do I make a structural engineer invoice?
Add your structural engineering firm details, the customer, pe license no., state of licensure, project address and engineer's project no., then one line per item with quantity and rate. The template above is pre-filled with 8 lines for engineer the removal of a load-bearing wall in a 1960s house: site visit, beam calculations, framing plan and stamped letter totalling $3,264.40; change the prices and download the PDF.
How do structural engineers charge?
Mostly project. Quotes a fixed fee per deliverable such as a site visit, calculation package or stamped letter, and bills extra revisions or field visits hourly by staff level.
When should a structural engineer invoice be paid?
Due Net 15; stamped documents released on payment is the usual arrangement. Small residential jobs are often paid in full or with a 50% deposit before calculations start. Put the terms and the due date on the invoice so there is no doubt.
How much do structural engineers earn per hour?
U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2024: median hourly wage of Civil Engineers $47.88 (employees, not contractor rates). Self-employed rates are usually higher because they cover overhead and unbilled time.