IT Consultant Invoice Template for Illinois

Free it consultant invoice template for Illinois: IL sales tax 6.25% (services usually exempt), late fees capped at 1.5%/mo under 815 ILCS 205/4 (Interest Act), written contracts required over $1,000. Edit, send by email, or download as PDF.

State sales tax
6.25%
Late fee cap
1.5%/mo
Pre-filled lines
5
Cost
Free
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Illinois compliance baked into the template

  • Sales tax: 6.25% state rate. Generally exempts most services. Services largely exempt; combined rates up to ~11% in Chicago.
  • Late fees: Up to 1.5% per month under 815 ILCS 205/4 (Interest Act). Up to 9%/yr without writing; higher with written agreement.
  • Written contract: Required for jobs over $1,000. The template includes a signature block and scope-of-work field.

IT Consultant invoice fields

  • Block-of-hours retainer — flat
  • Onsite labor — hour, default $175
  • Remote labor — hour, default $145
  • After-hours surcharge — pct
  • Hardware — itemized
State
IL
Avg invoice
$2,800
Net terms
30 days
Deposit
0%

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