| Author | Source |
|---|---|
| u/rensole |
As of April 22, 2021, broker-dealers will be required to bring themselves into compliance margin requirements. Rule 15C3-3 established the requirement to keep enough cash and securities in a segregated account that will cover a portion of the costs of a major market move. This one goes into effect as of today
https://www.sec.gov/news/public-statement/staff-fully-paid-lending
https://www.sec.gov/divisions/marketreg/mr-noaction/2020/finra-fpl-20201022-15c3-3.pdf