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Expiration of credits.
The credits for alcohol fuel mixtures, biodiesel mixtures, renewable diesel mixtures, alternative fuels (except liquefied
hydrogen), and alternative fuel mixtures (except liquefied hydrogen) expire December 31, 2011.
The IRS has created a page on IRS.gov for information about Form 4136 and its instructions, at www.irs.gov/form4136. Information about any future developments affecting Form 4136 (such as legislation enacted after we release it) will be posted on that page.
Aviation fuel used outside the propulsion system of an aircraft.
Use line 2b to make a claim for aviation gasoline used outside the propulsion system of an aircraft. Depending on
the tax rate of the kerosene, use lines 4a, 4e, or 4f to make a claim for kerosene used outside the propulsion system of an
aircraft. For more information, see Line 2. Nontaxable Use of Aviation Gasoline and Line 4. Nontaxable Use of Undyed Kerosene (Other Than Kerosene Used in Aviation).
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