Replacement of certificate of registration, licence or certificate
7.  A registered vector control operator, a licensed vector control technician and a certified vector control worker shall, if the certificate of registration issued to him, or the licence or provisional licence or certificate or provisional certificate granted to him, as the case may be, under section 29 of the Act, is lost or defaced —
(a)apply to the Director-General for a replacement; and
(b)if the certificate of registration, the licence or provisional licence or certificate or provisional certificate is defaced, surrender the original to the Director-General.