He represented the Board of Grievances in many committees formed at the Cabinet’s Bureau of Experts for studying and amending draft laws and regulations, such as the committee formed for reviewing laws from 2007 to 2013. As of July 9, 2013, al-Samaani was appointed as a legal advisor at King Salman’s office when he was crown prince, and participated in many judicial seminars. On January 29, 2015, a royal decree appointed al-Samaani as Minister of Justice in the first cabinet formed by King Salman bin Abdul-Aziz Al Saud after he succeeded late King Abdullah.