Number, etc., to be inscribed on conveyance.

(1) When granting or renewing a licence for a public conveyance, and at other times when necessary, the Commissioner of Police shall cause the particulars required by clauses (a) and (b) of sub-section (2) of section 3 to be painted or otherwise clearly inscribed upon the conveyance. (2) No fee shall be charged for any inscription made under the foregoing sub-section when it is made at the time when the licence is granted or at the annual renewal of the licence, but when such inscription is made at any other time the licensee shall pay such sum towards the cost of such inscription as the Commissioner of Police shall by rules direct.