[1] Elected to the Chamber in 2000, 2004 and 2008, he has sat on the following committees: budget, finance, and banking (2000–present);[2][3][4] equality of opportunity between women and men (2004–2005; 2008–2009);[3][4] relations with UNESCO (2004–2008);[3] European affairs (2008–present); 1989 revolutionaries (2008–2009).
[2][3][4] Additionally, he was Health Minister under Tăriceanu from August 2005 until December 2008, when the cabinet lost power following the election the previous month.
[5] Among his actions as minister were to dismiss a number of hospital directors for mismanagement,[6] and to issue regulations imposing a partial smoking ban.
[7] One legislative proposal he helped initiate in 2005 was for a lustration law meant to exclude former Communist officials from public office.
[8] In 2010, the National Integrity Agency recommended that prosecutors file charges against Nicolăescu for allegedly saving PNL funds in his personal bank accounts.