TruckTaxHub

IFTA Recordkeeping

IFTA Audit Prep Records

IFTA audit prep starts long before an audit notice: keep source records, exports, summaries, and explanations.

Last reviewed: 2026-05-25 Reviewed against current official sources by the TruckTaxHub editorial team General information; review annually

Audit prep file

  • Quarterly returns
  • Mileage source records
  • Fuel receipts
  • Fuel card statements
  • ELD exports
  • Correction notes

Consistency

Records should connect across systems. A mileage summary with no source detail may be difficult to explain later.

Base jurisdiction

Follow the record requests and retention guidance from the relevant jurisdiction.

Helpful Tools

FAQ

Is this IFTA audit prep information tax advice?

No. It is general educational information. Trucking businesses should confirm current rules and discuss their facts with a qualified tax professional.

Where can I find official IRS guidance on IFTA audit prep?

The IRS website (irs.gov) is the authoritative source for federal tax rules and forms. Use the IRS search tool or go directly to the relevant publication, form instructions, or agency page linked in the Sources section of this site.

How often does IFTA audit prep information change?

Tax rules, thresholds, and filing requirements can change annually or when Congress passes new legislation. This site includes a last-reviewed date on each page. Always verify current rules against the most recent IRS guidance or state agency materials before filing.

Sources Used

IFTA Record Retention Questions Record retention can be jurisdiction-specific. This page frames what to verify rather than stating a universal rule. IFTA Mileage Records Mileage records should explain where the truck traveled, not only total miles for the month. IFTA Fuel Receipt Records IFTA fuel records should show jurisdiction, gallons, vendor, date, and vehicle context when available.