(1)In section 6(1) of the [1979 c. 5.] Hydrocarbon Oil Duties Act 1979 for the words " a duty of excise at the rate of £0.0810 a litre in the case of light oil and £0.0920 a litre in the case of heavy oil “there shall be substituted the words ” a duty of excise at the rate of £0.10 a litre ".
(2)In section 11(1)(b) of that Act (rebate on aviation turbine fuel and heavy oil other than kerosene at rate of £0.0066 a litre less than the rate at which duty is for the time being chargeable) for " £0.0066 “there shall be substituted ” £0.0077 ".
(3)In section 14(1) of that Act (rebate on light oil delivered to approved person for use as furnace fuel at rate of £0.0066 a litre less than the rate at which duty is charged) for " £0.0066 “there shall be substituted ” £0.0077 ".
(4)In consequence of subsection (1) above—
(a)for the words “light oil” in sections 7 and 8(3) and (4)(c) of that Act and Article 3 of the [S.I. 1972/567.] Excise Duties (Gas as Road Fuel) Order 1972 ; and
(b)for the words “heavy oil” in section 92(2) of the [1965 c. 25.] Finance Act 1965 and section 14(2) of the [1966 c. 21 (N.I.).] Finance Act (Northern Ireland) 1966,
there shall be substituted the words “hydrocarbon oil ”.
(5)This section shall be deemed to have come into force at six o'clock in the evening on 26th March 1980.