Sch 10A para 6
(1) This paragraph applies to a face-value voucher that is not a credit voucher, a retailer voucher or a postage stamp. (2) A supply of such a voucher is chargeable at the rate in force under section 2(1) (standard rate) except where sub-paragraph (3), (4) or (5) below applies. (3) Where the voucher is one that can only be used to obtain goods or services in one particular non-standard rate category, the supply of the voucher falls in that category. (4) Where the voucher is used to obtain goods or services all of which fall in one particular non-standard rate category, the supply of the voucher falls in that category. (5) Where the voucher is used to obtain goods or services in a number of different rate categories— (a) the supply of the voucher shall be treated as that many different supplies, each falling in the category in question, and (b) the value of each of those supplies shall be determined on a just and reasonable basis.