In 1994, he assumed his seat of the federal bench having been confirmed by the U.S. Senate on September 28, 1994. Duval succeeded Judge George Arceneaux, who was Duval's former law partner, who died in office in 1993.
In 1994, he took his position on the federal bench after being confirmed by the U.S. Senate on September 28, 1994. Duval succeeded Judge George Arceneaux, who was Duval's former legal partner, who died in office in 1993.