False statements on traffic infringement notices made to avoid fines and demerit points do not constitute attempting to pervert the course of justice under s 143 of the Criminal Code (WA) where the evidence cannot support an inference that the accused contemplated curial proceedings or intended to pervert the course of justice in any court proceedings. The offence requires a nexus between the accused's conduct and pending, probable or possible curial proceedings.
The full text is available to signed-in members, including the 12 later cases that cite this judgment.
2 of the 12 citing cases carry a classified treatment. How each court treated it is available to signed-in members.