(1) Under a contract for the supply of digital content not on a tangible medium, the trader must not begin supply of the digital content before the end of the cancellation period provided for in regulation 30(1), unless -

(a) the consumer has given express consent, and

(b) the consumer has acknowledged that the right to cancel the contract under regulation 29(1) will be lost.

(2) The consumer ceases to have the right to cancel such a contract under regulation 29(1) if, before the end of the cancellation period, supply of the digital content has begun after the consumer has given the consent and acknowledgement required by paragraph (1).

(3) Paragraph (4) applies where a contract is cancelled under regulation 29(1) and digital content has been supplied, not on a tangible medium, in the cancellation period.

(4) The consumer bears no cost for supply of the digital content, in full or in part, in the cancellation period, if -