NSCC ALERT! PROPOSED RULE CHANGE FILING โ€“ AMENDMENTS TO THE CLEARING AGENCY STRESS TESTING (MARKET RISK) FRAMEWORK AND CLEARING AGENCY LIQUIDITY RISK MANAGEMENT FRAMEWORK (SR-NSCC-2022-006)

https://www.dtcc.com/-/media/Files/pdf/2022/5/26/a9158.pdf

Others following suit:

FICC - GOV (pdf): Submission of Rule Filing SR-FICC-2022-004 โ€“ Amendments to the Clearing Agency Liquidity Risk Management Framework, Clearing Agency Stress Testing (Market Risk) Framework and MBSD Rules

FICC - MBS (pdf): Submission of Rule Filing SR-FICC-2022-004 โ€“ Amendment to the Clearing Agency Liquidity Risk Management Framework, Clearing Agency Stress Testing (Market Risk) Framework and MBSD Rules

DTC (pdf): Submission of Rule Filing SR-DTC-2022-006 โ€“ Amendments to the Clearing Agency Liquidity Risk Management Framework and Clearing Agency Stress Testing (Market Risk) Framework

Reddit post