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South Dakota Gas Tax (2026)

Info: 30.0 cents/gallon in state taxes & fees (28c excise + 2c tank-inspection fee); excludes the 18.4c federal tax.

InfoVerified May 31, 2026
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30.0 cents/gallon in state taxes & fees (28c excise + 2c tank-inspection fee); excludes the 18.4c federal tax.

Official source: dor.sd.gov →

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