“the Oil Act” means the Hydrocarbon Oil Duties Act 19792;

expressions used in this Order and in section 27(1) (interpretation) of the Oil Act3 have the same meaning as in the Oil Act;

“aqua methanol additive or extender duty” means the duty charged by section 6AG(1) of the Oil Act (excise duty on aqua methanol) where the chargeable use is within subsection (2)(b) of that section4;

“fuel oil” has the same meaning as in section 11(2) of the Oil Act (rebate on heavy oil)5;

“fuel substitutes duty” means the duty charged by section 6A(1) of the Oil Act (fuel substitutes)6;

“hydrocarbon oil duty” means the duty charged by section 6(1) of the Oil Act7(excise duty on hydrocarbon oil);

“natural road fuel gas” has the same meaning as in section 5(2) of the Oil Act8(road fuel gas).