§ 17827. Exception to alternative fuel procurement requirement
Section
17142
(a) of this title does not prohibit NASA from entering into a contract to purchase a generally available fuel that is not an alternative or synthetic fuel or predominantly produced from a nonconventional petroleum source, if—
(1)
the contract does not specifically require the contractor to provide an alternative or synthetic fuel or fuel from a nonconventional petroleum source;
(2)
the purpose of the contract is not to obtain an alternative or synthetic fuel or fuel from a nonconventional petroleum source; and
(3)
the contract does not provide incentives for a refinery upgrade or expansion to allow a refinery to use or increase its use of fuel from a nonconventional petroleum source.