"While there is no record of Senate sessions on the bill, advocates say the key issues over the roles of enablers, including financial advisors and others who set up trusts and other conduits to take in shadowy money, has been debated for decades.

The alarm over enablers — or go-betweens — in moving the money has led to “thousands of hours of congressional discussions,” said Nate Sibley, a research fellow with the Hudson Institute’s Kleptocracy Initiative.

He said the troubling concerns about people who help kleptocrats and others secretly plow their money into the US dates as far back as 9/11, but the most recent surge to pass reforms was triggered by explosive reporting in the Washington Post and the International Consortium of Investigative Journalists which showed how the U.S. has increasingly become one of the world’s foremost havens for dirty dollars."

It's been discussed.