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

Free civil / mechanical / electrical engineer (pe) invoice template for Louisiana: LA sales tax 4.45% (services usually exempt), late fees capped at 1.5%/mo under La. Rev. Stat. §9:3500, written contracts required over $7,500. Edit, send by email, or download as PDF.

State sales tax
4.45%
Late fee cap
1.5%/mo
Pre-filled lines
4
Cost
Free
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Louisiana compliance baked into the template

  • Sales tax: 4.45% state rate. Generally exempts most services. State 4.45%; combined often 9-11%, highest in nation.
  • Late fees: Up to 1.5% per month under La. Rev. Stat. §9:3500. Conventional rate 12%/yr; commercial loans not subject to usury cap.
  • Written contract: Required for jobs over $7,500. The template includes a signature block and scope-of-work field.

Civil / Mechanical / Electrical Engineer (PE) invoice fields

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

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