On December 22, 2020, the Financial Industry Regulatory Authority (FINRA) filed a rule change with the Securities and Exchange Commission that further postpones the implementation of mandatory margin for Covered Agency Transactions under FINRA Rule 4210 until October 26.

This is the fifth postponement of the effective date of these rules, which were adopted in 2015 and establish margin requirements for (1) To Be Announced transactions, inclusive of adjustable rate mortgage transactions; (2) Specified Pool Transactions; and (3) transactions in Collateralized Mortgage Obligations, issued in conformity with a program of an agency or Government-Sponsored Enterprise, with forward settlement dates.

See SEC Release No. 34-90852.