US Treasury unit proposes stepping up scrutiny of crypto mixers (reuters.com)

I submitted the Reuters article as a summary, but here are some primary sources as well:

FinCEN's press release: https://www.fincen.gov/news/news-releases/fincen-proposes-ne...

The actual proposed rule: https://www.federalregister.gov/documents/2023/10/23/2023-23...