The Supreme Court is likely to reverse a decision by a lower court that deemed parts of the country's counterterrorism laws unconstitutional and overly vague, say former federal investigators.
The pair of decisions restricts the use of laundering charges by prosecutors in drug and organized crime cases.
The case involves the conviction of a man in Texas on money laundering charges for attempting to smuggle more than $83,000 in cash into Mexico, according to court documents. It is the only case this month that U.S. justices have agreed to hear, according to the Supreme Court's Web site.
The case concerns the definition of "proceeds" in federal money laundering laws.