(1) Subject to subsection (2) of this section, no proceedings for the trial and punishment of any person charged with a crime described in subsection (1) or subsection (2) of section 3 of this Act shall be instituted in any Court except with the consent of the Attorney-General.
(2) A person charged with a crime against any of those provisions may be arrested, or a warrant for his or her arrest may be issued and executed, and that person may be remanded in custody or on bail, notwithstanding that the consent of the Attorney-General to the institution of a prosecution for the crime has not been obtained, but no further proceedings shall be taken until that consent has been obtained.