Reasons for police stopping vehicles

IPCA cases
Serious incidents

Police sample
10% of other incidents

Manner of driving - non arrestable offence

29.9%

34.6%

Suspected of criminal offending

19.5%

15.2%

Recognised vehicle of interest

13.0%

5.8%

Suspicious vehicle – behaviour

9.1%

14.1%

Fault on vehicle

5.2%

4.2%

Manner of driving - arrestable offence

5.2%

9.4%

Routine stop

5.2%

5.8%

Suspected drink driver

3.9%

4.7%

Other

3.9%

3.1%

Vehicle avoiding checkpoint

2.6%

1.0%

Recognised person of interest

1.3%

1.0%

Incomplete data

1.3%

1.0%

Data is from 1 Jul 2017 to 31 Dec 2017 and includes all serious incidents, referred to the IPCA, and a 10% sample of other incidents. The police sample contains 191 cases with 91 identified offenders. The IPCA handled 77 cases with 68 identified offenders. Charges are only laid when offenders are identified.