| July 7, 1958 72 Stat. 339 |
Congress organized Alaska as one judicial district, authorized one judgeship for the U.S. district court, and assigned the district to the Ninth Circuit. The act became effective upon the admission of the State of Alaska on January 3, 1959. |
| May 19, 1961 75 Stat. 80 |
One additional judgeship authorized. |
| July 10, 1984 98 Stat. 333 |
One additional judgeship authorized. |