Hello. Extradition hearings are generally limited in scope, and U.S. courts do not typically apply domestic exclusionary rules to evidence gathered abroad. The judge assesses whether the documentation submitted establishes probable cause under treaty standards rather than evaluating the investigative techniques used in the requesting country. Challenges concerning foreign procedures are often addressed within that jurisdiction’s legal system instead of during certification. For a more detailed overview of how evidentiary objections are treated in cross-border cases, on the website https://extraditionlawyers.ae/ discusses the boundaries of judicial review in surrender matters.