4.—(1) Vehicles and equipment used within the protection zone to transport—
(a)pigs, or
(b)other livestock or material which may be contaminated with swine vesicular disease virus,
may not leave the premises of destination without having been cleansed and disinfected in such a way as to minimise the risk of spread of swine vesicular disease virus.
(2) In all cases, the person in charge of the vehicle must at least—
(a)cleanse and disinfect its wheels, wheel arches and mud flaps; and
(b)ensure that the exterior of the vehicle is not visibly contaminated with mud, faeces or other material that might carry swine vesicular disease virus.
(3) In the case of a livestock vehicle the cleansing and disinfection must be in accordance with the protocol in Schedule 2 to the Transport of Animals (Cleansing and Disinfection) (Wales) (No. 3) Order 2003(1) except that, if the vehicle is on premises that do not have facilities for this, after carrying out the minimum procedures in paragraph (2), the person in charge of the vehicle must take it directly to premises in the zone (other than premises containing pigs) that have proper facilities for full cleansing and disinfection and cleanse and disinfect it there in accordance with that protocol.
S.I. 2003/1968 (W.213).