IFTA quarterly calculator

Estimate your IFTA fuel tax liability. Enter miles driven per state and gallons purchased this quarter. Tool computes per-state liability and net amount due. Q1 2026 rates

Operating data

Average MPG Total fuel purchased (gallons)

Miles driven per state

Leave 0 for states you didn't drive in.

AL · $0.310 AR · $0.285 AZ · $0.260 CA · $0.971 CO · $0.325 CT · $0.489 DE · $0.220 FL · $0.403 GA · $0.371 IA · $0.325 ID · $0.320 IL · $0.738 IN · $0.610 KS · $0.260 KY · $0.325 LA · $0.200 MA · $0.240 MD · $0.468 ME · $0.312 MI · $0.524 MN · $0.326 MO · $0.295 MS · $0.210 MT · $0.298 NC · $0.410 ND · $0.230 NE · $0.318 NH · $0.222 NJ · $0.561 NM · $0.210 NV · $0.270 NY · $0.381 OH · $0.470 OK · $0.190 PA · $0.741 RI · $0.400 SC · $0.280 SD · $0.280 TN · $0.270 TX · $0.200 UT · $0.379 VA · $0.470 VT · $0.310 WA · $0.584 WI · $0.329 WV · $0.357 WY · $0.240

Net IFTA due

$0.00

even

Total miles

Total gallons (used)

0.0

Gallons purchased

0.0

Avg tax rate

$0.000/gal

Total liability

$0.00

Purchase credit

$0.00

Estimates only — actual filings depend on jurisdiction rules + surcharges. Diesel rates auto-refresh monthly from IFTA Inc. AK, HI, OR, DC use weight-distance taxes (not IFTA fuel tax) and are excluded. Verify on iftach.org ↗.