A Singapore court has awarded 18 years of preventive detention and 12 strokes to an Indian-origin repeat sex offender for sexually assaulting a maid. Preventive detention is imposed on recalcitrant offenders in order to protect the public from them. According to a report by Channel News Asia, Mark Kalaivanan Tamilarasan, 44, had contested and was convicted of four charges of aggravated sexual assault, house trespass to commit sexual assault, the outrage of modesty and impersonation of a public servant.A Singapore court has awarded 18 years of preventive detention and 12 strokes to an Indian-origin repeat sex offender for sexually assaulting a maid. Preventive detention is imposed on recalcitrant offenders in order to protect the public from them. According to a report by Channel News Asia, Mark Kalaivanan Tamilarasan, 44, had contested and was convicted of four charges of aggravated sexual assault, house trespass to commit sexual assault, the outrage of modesty and impersonation of a public servant.