as successor to the District of Columbia Court of Appeals, in any case pending at the time of admission of the State into the Union, and the United States Court of Appeals for the District of Columbia Circuit and the Supreme Court of the United States shall have the same jurisdiction therein, as by law provided in any case arising subsequent to the admission of the State into the Union. (3) Issuance of subsequent mandates Any mandate issued subsequent to the admission of the State shall be to the United States District Court for the District of Columbia or a court of the State, as appropriate. (d) Conforming amendments relating to Federal courts Effective upon the admission of the State into the Union— (1) section 41 of title 28, United States Code, is amended in the second column by inserting , Washington, Douglass Commonwealth after District of Columbia