Iranian MPs have strongly backed the defence minister-designate, in defiance of Argentine demands for his arrest over a bomb attack in Buenos Aires, BBC reported.
Ahmad Vahidi faced no opposition from MPs on the third day of a debate on President Mahmoud Ahmadinejad's choices for his new cabinet.
Interpol has distributed a warrant for Mr Vahidi's arrest for a 1994 attack on a Jewish centre which killed 85 people.
Mr Ahmadinejad's line-up will be put to a confidence vote on Wednesday.
Over two stormy days of debate, conservative MPs who dominate the Majlis have lashed out at some of the nominees for lacking experience and on the grounds that three of the 21 are women.