IV. ORGANISATION OF THE STATE
a) The National Assembly
Article 83
(Immunity of Deputies)
No deputy of the National Assembly shall be criminally liable for any opinion expressed or vote cast at sessions of the National Assembly or its working bodies.
No deputy may be detained nor, where such deputy claims immunity, may criminal proceedings be initiated against him without the permission of the National Assembly, except where such deputy has been apprehended committing a criminal offence for which a prison sentence of over five years is prescribed.
The National Assembly may also grant immunity to a deputy who has not claimed such immunity or who has been apprehended committing such criminal offence as referred to in the preceding paragraph.
State privileges and immunities
Immunity - ICC proceedings
EDIT.