引渡程序(Extradition)是指将犯罪嫌疑人或者被告人从一个被羁押的国家转移到另外一个国家,进行刑事侦查或者刑事审判的过程1。美国的引渡程序包括三类,即美国州与州之间的引渡,由境外向美国境内引渡,由美国向境外引渡。文章只讨论由美国向境外引渡的程序。 Extradition refers to the process of transferring criminal suspects or accused persons from one country in custody to another country for criminal investigation or criminal trial1. There are three types of extradition proceedings in the United States: extradition between the United States and the states, extradition from the United States to the United States and extradition from the United States to the United States. The article only discusses the procedure for extradition by the United States to other countries.