H.R.4242: To amend the Internal Revenue Code of 1986 to provide incentives for used oil re-refining, and for other purposes.

Amends the Internal Revenue Code to: (1) expand the definition of "qualified refinery" for purposes of the taxpayer election to expense the costs of refinery property to include refineries for processing non-virgin lube oil from used, refined products (including used lube oil originally derived from crude oil or qualified fuels); (2) extend through 2016 the expensing allowance with respect to such refineries; and (3) allow a business-related...

(Source: Library of Congress)