(1) Where an instruction is entered or is caused to be entered in a relevant system by a system-member, and the effect of that instruction is that no stamp duty is calculated by the relevant system, that system-member shall retain evidence in legible written form, or readily convertible into such a form, for a period of 3 years from the date of such instruction, in sufficient detail to establish that the related operator-instruction is not chargeable with stamp duty, and the system-member shall make any such evidence available to the Commissioners upon request.
(2) A system-member who fails to comply with the provisions of subsection (1) shall be liable to a penalty of £1,000.
(3) Where a system-member fraudulently or negligently enters or causes to be entered an incorrect instruction in a relevant system and such incorrect instruction gives rise to an underpayment of stamp duty, or results in a claim for exemption from duty to which there is no entitlement, that system-member sh