19.—(1) The competent authority may, by notice in writing, suspend or revoke a certificate, temporary certificate (including a certificate or temporary certificate granted in another member State) or licence if satisfied that the holder of the certificate, temporary certificate or licence—
(a)has failed to comply with any provision of the EU Regulation or these Regulations;
(b)is no longer a fit and proper person to hold it;
(c)is not, or is no longer, competent to carry out the operations which the certificate, temporary certificate or licence authorises; or
(d)has been convicted of an offence concerning the welfare of animals.
(2) The notice must—
(a)give reasons for the suspension or revocation;
(b)state when the suspension or revocation comes into effect and, in the case of suspension, state on what date or event it is to cease to have effect; and
(c)give details of the right of appeal against the decision.
(3) Any person whose certificate, temporary certificate or licence is suspended or revoked must, whether or not that suspension or revocation is the subject of an appeal pursuant to regulation 22, surrender it to the competent authority within 14 days of receipt of the notice informing that person of the suspension or revocation.