Accountants Invoice Total (Hourly) Calculator Examples
Worked examples showing how hourly accounting fees, expenses and tax combine to estimate an invoice total.
These examples show the calculation sequence for common hourly accounting engagements. Each estimate combines billable time, reimbursable expenses and a tax rate entered by the user.
Bookkeeping review with no expenses
A bookkeeper completes 3.5 hours of work at $95 per hour. No expenses are charged, and tax is 10%.
Input Summary
Hourly rate
$95.00 per hour
Billable hours
3.5 hours
Reimbursable expenses
$0.00
Tax rate
10%
Calculation Breakdown
- 1Work charge$95.00 × 3.5$332.50
- 2Pre-tax subtotal$332.50 + $0.00$332.50
- 3Tax amount$332.50 × 10%$33.25
- 4Invoice total$332.50 + $33.25$365.75
Result Summary
Invoice total
$365.75
Accountants Invoice Total (Hourly) Calculator
The estimated invoice total is $365.75, including $33.25 in tax.
Year-end accounts preparation with filing costs
An accountant bills 12 hours at $150 per hour, adds $75 in agreed expenses, and applies 20% tax.
Input Summary
Hourly rate
$150.00 per hour
Billable hours
12 hours
Reimbursable expenses
$75.00
Tax rate
20%
Calculation Breakdown
- 1Work charge$150.00 × 12$1,800.00
- 2Pre-tax subtotal$1,800.00 + $75.00$1,875.00
- 3Tax amount$1,875.00 × 20%$375.00
- 4Invoice total$1,875.00 + $375.00$2,250.00
Result Summary
Invoice total
$2,250.00
Accountants Invoice Total (Hourly) Calculator
The estimated invoice total is $2,250.00, including $375.00 in tax.
Small business advisory project with travel
A consultant accountant works 18.25 hours at $220 per hour, charges $180 in travel expenses, and uses a 5% tax rate.
Input Summary
Hourly rate
$220.00 per hour
Billable hours
18.25 hours
Reimbursable expenses
$180.00
Tax rate
5%
Calculation Breakdown
- 1Work charge$220.00 × 18.25$4,015.00
- 2Pre-tax subtotal$4,015.00 + $180.00$4,195.00
- 3Tax amount$4,195.00 × 5%$209.75
- 4Invoice total$4,195.00 + $209.75$4,404.75
Result Summary
Invoice total
$4,404.75
Accountants Invoice Total (Hourly) Calculator
The estimated invoice total is $4,404.75, including $209.75 in tax.
Tax-exempt internal reporting support
An accountant provides 6 hours of reporting support at $130 per hour and bills $40 in software costs with a 0% tax rate.
Input Summary
Hourly rate
$130.00 per hour
Billable hours
6 hours
Reimbursable expenses
$40.00
Tax rate
0%
Calculation Breakdown
- 1Work charge$130.00 × 6$780.00
- 2Pre-tax subtotal$780.00 + $40.00$820.00
- 3Tax amount$820.00 × 0%$0.00
- 4Invoice total$820.00 + $0.00$820.00
Result Summary
Invoice total
$820.00
Accountants Invoice Total (Hourly) Calculator
The estimated invoice total is $820.00.
How to Read Your Results
The hourly work charge shows the fee for time before expenses and tax.
The pre-tax subtotal combines time fees with the reimbursable expenses entered.
The tax amount is calculated from the full pre-tax subtotal in this calculator.
The total invoice amount is an estimate of the amount due before considering payments, credits or discounts.
Compare the results with the engagement terms and applicable invoicing requirements before issuing an invoice.
Assumptions & Important Notes
- Every hour entered is billable at the stated hourly rate.
- Expenses are entered as amounts to be passed on to the client.
- The selected tax rate is applied to the time charge and expenses.
- All examples are illustrative estimates and use currency values only as examples.
Related Examples
Frequently Asked Questions
Can I use this calculator for part-hour accounting work?
Yes. Enter fractional hours, such as 2.25 for two hours and 15 minutes.
What happens if I enter zero expenses?
The subtotal will equal the hourly work charge, and tax will be calculated from that amount if a tax rate is entered.
Can I estimate an invoice with no tax?
Yes. Enter 0 as the tax rate and the total will equal the pre-tax subtotal.
Do these examples include discounts?
No. They show hourly fees, expenses and tax only. Apply discounts or credits separately where relevant.
Ready to calculate your own result?
Use the live calculator with your own inputs, timing, and preferences.