Northcott marked the beginning of O'Farrell's tenure in the New South Wales Parliament and his eventual path in becoming Premier, a premiership that ended when O'Farrell was succeeded by Mike Baird, the son of O'Farrell's Northcott predecessor.
Northcott served as the starting point for O'Farrell's time in the New South Wales Parliament and paved the way for him to become Premier, a premiership that came to an end when O'Farrell was replaced by Mike Baird, who had followed in his father's footsteps.