55.—(1) A magistrates' court may reduce the amount of any fine or other pecuniary penalty which it may impose for an offence under any enactment to which this Article applies, notwithstanding that the amount of the fine or other pecuniary penalty is prescribed under any such enactment.
(2) This Article applies to any enactment in force upon 1st January 1946, other than an enactment relating to Her Majesty's revenue under the control of the Commissioners of Inland Revenue or the Commissioners of Customs and Excise except in so far as that enactment has been adapted and applied in relation to duties and taxes in respect of the imposing, charging, levying and collection of which the Parliament of Northern Ireland had under section 21 of the Government of Ireland Act 1920F1 power to make laws.
(3) Nothing in this Article shall prejudice or affect the operation of section 34 (2) of the Finance Act 1935F2 or section 150 (2) of the Customs and Excise Management Act 1979F3, (which relate to the enactments excluded by paragraph (2)).