(1) The registered operator of a registered motor vehicle or trailer must ensure that the current registration label issued for the vehicle is affixed no later than 30 days after the commencement of the registration period to which the label relates and is kept affixed, throughout the remainder of that registration period (a) in the case of a motor vehicle fitted with a windscreen or fixed windows to the lower left (or near) side portion of the front windscreen or to a fixed window on the left (or near) side of the vehicle;(b) in the case of a motor vehicle (other than a motor cycle) that is not fitted with a windscreen or fixed windows inside a waterproof holder attached in a conspicuous position to the left front of the vehicle and as near as convenient to the top of the vehicle;(c) in the case of a motor cycle inside a waterproof holder attached on or adjacent to the motor cycle's number plate so that the characters on the number plate are not obscured;(d) in the case of a trailer (other than one to which paragraph (e) or (f) applies) on or adjacent to the vehicle's number plate so that the characters on the number plate are not obscured;(e) in the case of a boat trailer or a trailer of not more than 5 metres in overall length in a conspicuous position on the outer left side of the trailer and as close to the front of the trailer (excluding the drawbar) as is practicable;(f) in the case of a caravan either on the inside of the fixed window on the left side of the caravan or in a conspicuous position on the outer left side of the caravan and as close to the front of the caravan (excluding the drawbar) as is practicable;(g) in any other case on or adjacent to the vehicle's rear number plate so that the characters on the number plate are not obscured.Penalty: Fine not exceeding 2 penalty units.(2) The registered operator of a registered motor vehicle or trailer must ensure that the information on the label is legible from outside the vehicle.Penalty: Fine not exceeding 2 penalty units.(3) The registered operator of a motor vehicle or a trailer must ensure that the current registration label is removed from the vehicle within 30 days after the expiry of the registration period to which it relates.Penalty: Fine not exceeding 2 penalty units.(4) A person must not use, or permit the use of, a registered motor vehicle or trailer on a public street unless the requirements of this regulation are complied with.Penalty: Fine not exceeding 2 penalty units.(5) It is a defence to a charge of an offence against this regulation to prove that the circumstances out of which the charge arose occurred as a result of an accident and the defendant could not, in the circumstances, be reasonably expected to have remedied the non-compliance by the time of the alleged offence.