12. 缔约国应当确保对酷刑罪不设有任何时效限制，以排除因酷刑行为调查以及起诉和惩罚肇事者而导致有罪不罚的风险。
12. The State party should establish that there is no statute of limitations for the offence of torture, in order to preclude any risk of impunity in relation to the investigation of acts of torture and the prosecution and punishment of perpetrators.