Mexico is widening a probe into tax evasion by requiring banks to hand over names of local clients with transactions in tax havens, documents showed, weeks after the "Panama Papers" cast a spotlight on how the world's rich and famous stash their wealth.
In a letter this year, Mexico's tax authority SAT asked banking regulators to compel banks and brokerages to provide a list of clients who made transactions or investments in over 100 jurisdictions.
"To comply with its fiscal responsibilities over resident taxpayers with presumed financial assets in countries designated as 'tax havens', SAT ... requires information and . . .
