1. Chicago-specific tax handling
- State sales tax: 6.25%. Local jurisdictions in Chicago may add their own rate — verify with your local tax assessor.
- Late fees: IL statute 815 ILCS 205/4 (Interest Act) caps interest on unpaid invoices at 1.5% per month.
2. Standard auto mechanic line items
- Diagnostic fee — billed by flat (~$95 default).
- Labor — billed by hour (~$120 default).
- Parts — billed by itemized.
- Shop supplies — billed by pct.
3. Payment terms that work in Chicago
Net 0 is standard for auto mechanics.0 Accept card and ACH on the invoice itself — Chicago customers expect a one-click payment link in their inbox.
4. Licensing & disclosures
State auto repair acts (e.g., California BAR) require written estimate before repairs and itemized invoice with parts/labor breakdown.
Metro
Chicago
State
IL
Net terms
0 days
Deposit
0%