Civil / Mechanical / Electrical Engineer (PE) Invoice Template for Montana

Free civil / mechanical / electrical engineer (pe) invoice template for Montana: MT sales tax 0.00% (services usually exempt), late fees capped at 1.5%/mo under Mont. Code §31-1-106. Edit, send by email, or download as PDF.

State sales tax
—
Late fee cap
1.5%/mo
Pre-filled lines
4
Cost
Free
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Montana compliance baked into the template

  • Sales tax: 0.00% state rate. Generally exempts most services. No general state sales tax. Resort areas may have local sales tax up to 3%.
  • Late fees: Up to 1.5% per month under Mont. Code §31-1-106. Default 10%/yr; contract rates up to 15%/yr or 6% over prime.

Civil / Mechanical / Electrical Engineer (PE) invoice fields

  • Project fee — flat
  • Hourly engineering — hour, default $175
  • PE stamp & sealing — flat
  • Site visit — flat
State
MT
Avg invoice
$6,500
Net terms
30 days
Deposit
25%

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