South Dakota: gas tax
How much state tax you pay on each gallon of gasoline and diesel.
Single detailed source| State gasoline tax | 30.0¢ per gallon |
|---|---|
| State diesel tax | 30.0¢ per gallon |
Rates include state excise taxes and per-gallon fees, not the 18.4¢ federal tax or most local taxes. Several states adjust rates every January or July, and some suspended collection for part of 2026.
General information only, not legal, insurance or financial advice. Not affiliated with any government agency. Exceptions can apply. Confirm with the state agency, the court or a licensed professional in South Dakota.
How South Dakota compares
30¢ ranks 28 of 51 (1 = highest) for state gas tax (cents per gallon).
Lowest 8.9¢Highest 73.6¢
- 8.9¢ – 24¢ (11)
- 24.2¢ – 28.7¢ (10)
- 30¢ – 32.9¢ (10)
- 33¢ – 41.1¢ (10)
- 41.2¢ – 73.6¢ (10)
Also for South Dakota: Car insurance by state in South Dakota · Claim deadlines in South Dakota · Small claims limits in South Dakota · Total loss rules in South Dakota · Shared fault rules in South Dakota · Accident reporting rules in South Dakota · Lemon law rules in South Dakota · Sales tax rates in South Dakota · Phone-while-driving laws in South Dakota · Motorcycle helmet laws in South Dakota · Uninsured drivers in South Dakota · Marijuana laws in South Dakota · All South Dakota rules on one page
How we checked this
Rates come from the Tax Foundation's July 2026 table of state gasoline and diesel taxes, which combines excise taxes and per-gallon fees. Last checked: November 12, 2026. Laws change; confirm with the state agency or a licensed professional before acting.
Cross-checked sources agree Checked on official source confirmed on a government, court or legislature site Single detailed source one detailed table built from statutes or official data Under review sources disagree; read the note and the law.