Create & Price
Contractor Invoice Calculator
Price a contractor invoice: labor, marked-up materials, expenses, tax and retainage withheld.
Result
Labor total
$2,400.00
Materials (with markup)
$575.00
Total tax
$0.00
Total
$2,975.00
Retainage withheld
$0.00
Amount due now
$2,975.00
How it's calculated
Labor = hours × rate. Materials are billed at cost plus your markup. Tax applies to labor, materials and expenses. If the client withholds retainage, that percentage of the total is held back and the rest is due now.