(1) In this section,proper authority means any of the following:(a) a police officer;(b) a correctional officer within the meaning of the Corrections Act 1997 ;(c) a probation officer within the meaning of the Corrections Act 1997 ;(d) a Crown Law Officer.(2) A person is guilty of a crime if he or she (a) discovers that another person has been killed; and(b) fails without reasonable excuse to report that discovery to a proper authority as soon as practicable.Charge: Failing to report the killing of a person.(3) A person is guilty of a crime if he or she (a) discovers that another person is being subjected to conduct that, if repeated or continued, is reasonably likely to result in that other person being killed; and(b) fails without reasonable excuse to report that discovery to a proper authority as soon as practicable.Charge: Failing to report the impending killing of a person.(4) A person is guilty of a crime if he or she (a) discovers that the killing of another person is being planned; and(b) fails without reasonable excuse to report that discovery to a proper authority as soon as practicable.Charge: Failing to report the planned killing of a person.(5) Without limiting the matters that may constitute a reasonable excuse for the purposes of subsection (2) , (3) or (4) , a person is excused from reporting a discovery to a proper authority under this section if (a) the person knows or reasonably suspects that (i) another person has already reported the discovery to a proper authority; or(ii) a proper authority has already made the same discovery; or(b) reporting the discovery would disclose information that is privileged on the ground of legal professional privilege.