IFTA Filing Deadline Calendar 2026-2027 — Quarterly Due Dates
IFTA Filing Deadline Calendar 2026-2027
Never miss an IFTA quarterly filing deadline. Bookmark this page for quick reference — includes penalties, filing requirements, and tools to calculate your IFTA miles.
Quarterly Filing Deadlines
| Quarter | Period | Filing Deadline |
|---|---|---|
| Q4 2025 | October – December 2025 | January 31, 2026 |
| Q1 2026 | January – March 2026 | April 30, 2026 |
| Q2 2026 | April – June 2026 | July 31, 2026 |
| Q3 2026 | July – September 2026 | October 31, 2026 |
| Q4 2026 | October – December 2026 | January 31, 2027 |
| Q1 2027 | January – March 2027 | April 30, 2027 |
What You Need to File IFTA
- Total miles driven by state/province — calculated from trip logs or GPS data
- Total fuel purchased by state/province — from fuel receipts and card statements
- Fleet MPG calculation — total miles / total gallons = fleet average MPG
- IFTA account number — from your base jurisdiction
Late Filing Penalties
- $50 minimum penalty per jurisdiction per late quarter
- ~1% monthly interest on unpaid fuel tax balances
- IFTA license suspension for repeated non-filing
- $300–$1,000+ fines at weigh stations if operating without valid IFTA credentials
Calculate Your IFTA Miles Automatically
Stop calculating IFTA miles manually. Our Excel IFTA Distance Calculator uses Google Maps to automatically split your trips by state — just enter your origin and destination addresses.
Sources: IFTA Inc., American Truckers LLC, National Fleet Services. Calendar updated for 2026-2027 filing periods.
