| March 3, 1891 26 Stat. 826 |
Congress established U.S. circuit courts of appeals for each of the nine judicial circuits and assigned the sitting judge of the U.S. Circuit Court for the Third Circuit to sit also on the U.S. Circuit Court of Appeals for the Third Circuit, effective June 16, 1891. The act also authorized an additional judgeship for the Third Circuit's new court. |
| February 23, 1899 30 Stat. 846 |
One additional judgeship authorized for the U.S. Circuit Court of Appeals for the Third Circuit. |
| March 3, 1917 39 Stat. 1132 |
Congress assigned the Virgin Islands to the Third Circuit and provided for appeals from the courts of the territory to the U.S. Circuit Court of Appeals for the Third Circuit. |
| June 10, 1930 46 Stat. 538 |
One additional judgeship authorized for the U.S. Circuit Court of Appeals for the Third Circuit. |
| June 24, 1936 49 Stat. 1903 |
One temporary judgeship authorized for the U.S. Circuit Court of Appeals for the Third Circuit. |
| May 31, 1938 52 Stat. 584 |
The temporary judgeship authorized by the act of June 24, 1936, 49 Stat. 1903, made permanent. |
| December 7, 1944 58 Stat. 796 |
One additional judgeship authorized for the U.S. Circuit Court of Appeals for the Third Circuit. |
| August 3, 1949 63 Stat. 493 |
One additional judgeship authorized for the U.S. Court of Appeals for the Third Circuit. |
| May 19, 1961 75 Stat. 80 |
One additional judgeship authorized for the U.S. Court of Appeals for the Third Circuit. |
| June 18, 1968 82 Stat. 184 |
One additional judgeship authorized for the U.S. Court of Appeals for the Third Circuit. |
| October 20, 1978 92 Stat. 1629 |
One additional judgeship authorized for the U.S. Court of Appeals for the Third Circuit. |
| July 10, 1984 98 Stat. 333 |
Two additional judgeships authorized for the U.S. Court of Appeals for the Third Circuit. |
| December 1, 1990 104 Stat. 5089 |
Two additional judgeships authorized for the U.S. Court of Appeals for the Third Circuit. |
| Authorized Judgeships | |
| 1891 | 2 |
| 1899 | 3 |
| 1930 | 4 |
| 1936 | 5 |
| 1944 | 6 |
| 1949 | 7 |
| 1961 | 8 |
| 1968 | 9 |
| 1978 | 10 |
| 1984 | 12 |
| 1990 | 14 |