ICAC Ann Vanstone calls on South Australian MPs to adopt behavioural code of conduct FriFriday 11 Ann Vanstone is backing calls for a code of conduct. ( Share Print text only Cancel South Australia's new anti-corruption commissioner has urged state MPs to adopt a code of conduct for their behaviour, saying it is a matter of "great regret" that SA is the only state yet to develop one. Key points: South Australia is the only state not to have developed a code of conduct Ms Vanstone said there was no need for "refocusing" the role of the ICAC Independent Commissioner Against Corruption (ICAC) Ann Vanstone has given evidence to Parliament's Crime and Public Integrity Policy Committee (CPIPC) for the first time since beginning in the role in September.