An image or message is produced by a prescribed process used in the prescribed manner for the purposes of sections 80(1)(b), 80A, 81(1)(c), 81(2), 83A(1) and 84(7) of the Act if—
(a) a printed image is produced from a digital file ; and
(b) the data contained in the digital file has been verified by a computer—
(i) decrypting that digital file; and
(ii) recalculating the checksum produced for that file; and
(iii) confirming that the checksum produced by the recalculation is identical to the checksum contained in that file; and
(c) the printed image contains an image derived from the digital file (with or without decompressing the image) and a message containing data relating to an offence prescribed in regulation 29(1).