(a) Limitations on the use of credit instruments; sales, resales, and transfersExcept as provided in subsection (b), it shall be unlawful for any person engaged in commerce, in the course of such commerce, directly or indirectly to impose any condition, restriction, agreement, or understanding that—
(b) Credit fees; equivalent conventional motor fuel sales; labeling of pumps; product liability disclaimers; advertising support; furnishing facilities
Nothing in this section or in any other provision of law in effect on December 2, 1980, which is specifically applicable to the sale of petroleum products shall preclude any person referred to in subsection (a) from imposing a reasonable fee for credit on the sale, resale, or transfer of the gasohol or other synthetic motor fuel referred to in subsection (a) if such fee equals no more than the actual costs to such person of extending that credit.
The prohibitions in this section shall not apply to any person who makes available sufficient supplies of gasohol and other synthetic motor fuels of equivalent usability to satisfy his customers’ needs for such products, if the gasohol and other synthetic fuels are made available on terms and conditions which are equivalent to the terms and conditions on which such person’s conventional motor fuel products are made available.
(3) Nothing in this section shall—
preclude any person referred to in subsection (a) from requiring reasonable labeling of pumps dispensing the gasohol or other synthetic motor fuel referred to in subsection (a) to indicate, as appropriate, that such gasohol or other synthetic motor fuel is not manufactured, distributed, or sold by such person;
require such person to provide advertising support for the gasohol or other synthetic motor fuel; or
(c) “United States” defined