"1. Where an irregularity or offence has been committed in the course of a movement involving the chargeability of excise duty, the excise duty shall be due in the Member State where the offence or irregularity was committed from the natural or legal person who guaranteed payment of the excise duties in accordance with article 15 (3), without prejudice to the bringing of criminal proceedings."
"7. (1) Subject to paragraph (2) below, where there is an excise duty point as prescribed by regulation 3 ... above, the person liable to pay the excise duty on the occurrence that excise duty point shall be the person shown as the consignor on the accompanying administrative document or, if someone other than the consignor or is shown in box 10 of that document as having arranged for the guarantee, that other person."
"On an appeal under this section the burden of proof …as to [certain matters not relevant to this appeal] shall lie upon the commissioners; but it shall otherwise be for the appellant to show the grounds on which any appeal is brought have been established."