Texas Gas Tax (2026)

Permitted: 20.0 cents/gallon state gasoline tax (flat 20c); excludes the 18.4c federal tax.

PermittedVerified May 31, 2026

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Official source: comptroller.texas.gov →

General legal information, not legal advice — verify important decisions with a licensed attorney.

Gas Tax in states bordering Texas

The same rule in each neighboring state LawLert has verified, from that state’s own official source.

ArkansasInfo
24.7¢/gallon state motor fuel tax on gasoline, plus a 0.3¢/gallon Petroleum Environmental Fee = 25.0¢/gallon in total state taxes and fees (excludes the 18.4¢ federal tax). Gasoline rate is set through Sept 30, 2026.
Verified Jul 3, 2026 · Source: dfa.arkansas.gov · Full Arkansas rule →
LouisianaPermitted
20.0 cents/gallon in state tax (16c excise to the Transportation Trust Fund + 4c dedicated to debt service).
Verified May 31, 2026 · Source: revenue.louisiana.gov · Full Louisiana rule →
New MexicoPermitted
18.9 cents/gallon state gasoline tax (17c excise + ~1c+ petroleum loading fee); excludes the 18.4c federal tax.
Verified Aug 2, 2026 · Source: tax.newmexico.gov · Full New Mexico rule →
OklahomaPermitted
20.0 cents/gallon state gasoline tax for 2026 (19c excise + 1c underground-storage-tank fee); excludes the 18.4c federal tax.
Verified May 31, 2026 · Source: oklahoma.gov · Full Oklahoma rule →

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