.17 Racing Fuel.
A. Gasoline having an anti-knock index (R + M)/2 of greater than 98 may be considered racing fuel if the manufacturer's specifications have been filed with and approved annually by the Field Enforcement Bureau.
B. Racing fuel may not be:
(1) Considered a motor fuel as defined in Tax-General Article, §9-101, Annotated Code of Maryland;
(2) Blended with any other gasoline and offered for sale; or
(3) Used as a fuel, either straight or blended, in a motor vehicle operated on a highway.