Opposition party's leader Sam Rainsy's lawyer wrote a letter to the National Assembly's president Prince Norodom Ranaridh appealing to him to restore Mr. Sam Rainsy's immunity.
Mr. Sam Rainsy is in exile in France after the National Assembly lifted Mr. Sam Rainsy's immunity last February.
Mr. Som Chandina says that restoring Mr. Sam Rainsy's immunity is one way to allow him to return to Cambodia.
Mr. Sam Rainsy, Mr. Chea Poch and Mr. Cheam Channy of opposition Sam Rainsy party had their immunities lifted after being charged of defamation by the government and royalist party FUNCINPEC.