Result
Is a demerit points system effective?
The road safety effect of a demerit points system is relatively small. The effect can be improved by increasing the chance of being caught and/or making the demerit points system stricter: more demerit points for offences, reaching the maximum with a smaller number of points. However, in the long term the result of a demerit points system is limited. It is to be expected that, after the initial effect has ebbed away, the measure would only save a few deaths a year in the
For more details: Fact sheet Demerit points systems (pdf)
References