Alternative Fuel Tax Rates
Blended fuels that contain at least 10% gasoline or diesel are taxed at the full tax rates of gasoline ($0.30 per gallon) or diesel ($0.312 per gallon). Alternative fuel tax rates are as follows:
| Fuel | Tax Rate |
|---|---|
| E85 | $0.30 per gallon |
| Biodiesel blends of up to 90% | $0.312 per gallon |
| Biodiesel blends of 90-100% | $0.287 per gallon |
| Propane | $0.219 per gallon |
| Compressed natural gas (CNG) | $0.243 per 100 cubic feet |
| Liquefied natural gas | $0.178 per gallon |
| Hydrogen | $0.07 per 100 cubic feet |
| Hydrogen CNG | $0.208 per 100 cubic feet |
For more information see the Maine Revenue Services website. (Reference Maine Revised Statutes Title 36, Section 3203)