Guidance on these issues is available in the Criminal Resource Manual
Rule 20 transfers of Prisoners From the District For Plea and Sentence (Fed. R. Crim. P. 20) | Criminal Resource Manual at 523 |
Rule 21 transfers of trials from one district to another (Fed. R. Crim. P. 21) | Criminal Resource Manual at 530 |
Interstate Agreement on Detainers Act (18 U.S.C. Appendix III) | Criminal Resource Manual at 534 |