s 104 Duties of surety
104. A surety must —(a) ensure that the released person surrenders to custody, or makes himself or herself available for investigations or attends court on the day and at the time and place appointed for him or her to do so; (b) keep in daily communication with the released person and lodge a police report within 24 hours of losing contact with him or her; and (c) ensure that the released person is within Singapore unless the released person has been permitted by the police officer mentioned in section 92 or 93 (as the case may be) or the court to leave Singapore.