Generally the influence of the Constitution appears in trans-national history of ideas, foreign translations, and exchanges between Americans and their counterparts from the beginning with smuggled translations into Hispanic America until today with conferences among national legislators.
What is an IAT transaction? An IAT (International ACH Transaction) is an ACH (direct deposit) debit or credit entry that is part of a payment transaction originating from or transmitted to an office of a financial agency located outside the territorial jurisdiction of the United States.
The statute is basically a domestic treaty among the 50 states and the federal government on how to handle situations where one prisoner faces charges in multiple places. Under the IADA, one state can ask another for temporary custody of the prisoner in order to clear up the charges.