Security Offences (Special Measures) 27 Protection of informer 28. (1) No complaint by an informer as to a security offence under this Act shall be admitted in evidence in any civil or criminal proceeding whatsoever, and no witness shall be obliged or permitted to disclose the name or address of any informer, or state any matter which might lead to his discovery. (2) If any books, documents or papers which are in evidence or liable to inspection in any civil or criminal proceeding whatsoever contain any entry in which any informer is named or described or which might lead to his discovery, the court before which the proceeding is had shall cause all such passages to be concealed from view or to be obliterated so far as is necessary to protect the informer from discovery, but no further. Access by police to detainees or prisoners 29. Notwithstanding any other written law, a police officer conducting an investigation under this Act shall be allowed to have access to any person whom he has reason to believe to be involved in a security offence who is— (a) being detained under any other written law; or (b) under confinement in prison, whether convicted or not. Detention pending exhaustion of legal process 30. (1) Notwithstanding Article 9 of the Federal Constitution, if the trial court acquits an accused of a security offence the Public Prosecutor may make an oral application to the court for the accused to be remanded in prison pending a notice of appeal to be filed against his acquittal by the Public Prosecutor.