Schedule 3 to this Act has effect.

In that Schedule—

• Part 1 makes provision for regulating trade in certain heavy oil on which rebate of excise duty has been allowed, and

• Part 2 amends provisions of the Hydrocarbon Oil Duties Act 1979 relating to rebates.

Subject to subsection (4), subsection (1) so far as relating to paragraph 1 of that Schedule shall not come into force until such day as the Commissioners of Customs and Excise may appoint by order made by statutory instrument.

For the purpose of the exercise of any power to make regulations, subsection (1) so far as relating to that paragraph comes into force on the day on which this Act is passed.