Versions of Provision

provided that, if the recipient subsequently neither exports the commodity as described in paragraph (a) nor supplies it as described in paragraph (b), it is the case that the supplier did not know, and could not reasonably be expected to have known, at or before the latest time at which tax in respect of the particular supply would have become payable if the supply were not a zero-rated supply, that the recipient would neither so export nor so supply the commodity.