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Haul Math

Quebec IFTA Fuel Tax Rate, 2nd Quarter 2026

Quebec's IFTA diesel rate for the 2nd quarter of 2026 is $0.5588 per gallon (C$0.2020 per litre), up $0.0033 from Q1 2026.

Quebec rate for Q2 2026

Special diesel, Q2 2026

$0.5588

per US gallon, up $0.0033 from Q1 2026

Diesel tax rate
$0.5588/gal
Surcharge
None listed
Native rate
C$0.2020/litre
IFTA exchange rate
1 USD = 1.3683 CAD
Quarter
Q2 2026, from Apr 1, 2026
Change vs last quarter
up $0.0033

Quebec taxes fuel by the litre in Canadian dollars. The IFTA matrix shows C$0.2020 per litre as $0.5588 per US gallon, using that quarter's exchange rate of 1.3683 CAD to the US dollar.

Worked example: the Quebec line of your IFTA return

Change the numbers to match your quarter. Prefilled with 10,000 total miles on 1,550 gallons, 1,200 of those miles in Quebec, and 100 gallons bought there.

Example numbers are filled in. Tap "Calculate Quebec IFTA" to see the Quebec line of an IFTA return at the Q2 2026 rate.

Quebec vs. its neighbors, Q2 2026

IFTA diesel rates for Quebec and bordering jurisdictions, Q2 2026
JurisdictionDiesel + surchargevs. QC
Quebec$0.5588—
New Brunswick$0.4274−$0.1314
New York$0.3805−$0.1783
Maine$0.3120−$0.2468
Vermont$0.3100−$0.2488
Newfoundland and Labrador$0.2628−$0.2960
Ontario$0.2490−$0.3098
New Hampshire$0.2220−$0.3368

On an IFTA return, a higher rate doesn't mean you pay more overall. Fuel you buy in a high-rate state earns a bigger credit. What matters is where you burn the fuel versus where you buy it.

Quebec rate, last 4 quarters

Quebec IFTA diesel rate by quarter
QuarterDieselSurchargeChange
Q3 2025$0.5640——
Q4 2025$0.5542—−$0.0098
Q1 2026$0.5555—+$0.0013
Q2 2026$0.5588—+$0.0033

Source: IFTA, Inc. Fuel Tax Rate Matrix, 2nd Quarter 2026 · Effective Apr 1, 2026 · Last verified Sep 28, 2026

IFTA, Inc. publishes the rates each member jurisdiction reports. Quebec's tax agency is the final word on its rate.

Estimates for planning. Confirm with your tax pro or your base jurisdiction's IFTA office before filing.