Anti-money laundering andcombating-the-financing-of-terrorism laws are grounded inreasonable national security concerns, preventing thecross-border flow of funds to terror or criminal groups. Butthese policies can have unintentional and costlyconsequences, in particular for people in poor countries.Those most affected are likely to include the families ofmigrant workers, small businesses that need to accessworking capital or trade finance, and recipients oflife-saving aid in active-conflict, post-conflict orpost-disaster situations.