A synopsis of HR8331 seems to defer start date not for accounts already being withdrawn.
Introduced in House (07/12/2022)
“This bill suspends in 2020 and 2022 the required minimum distribution rules for defined contribution retirement plans or individual retirement plans. Under current law, participants in tax-exempt retirement plans must begin making distributions of plan amounts at the required beginning date (i.e., April 1 or the calendar year following the later of the calendar year in which the employee attains age 72, or the calendar year in which the employee retires).
Sponsor: Rep. Davidson, Warren [R-OH-8] (Introduced 07/12/2022)”
It has only been introduced not up for a vote YET.
All Info - H.R.8331 - 117th Congress (2021-2022): To amend the Internal Revenue Code of 1986 to temporarily suspend required minimum distribution rules for certain retirement plans and accounts. | Congress.gov | Library of Congress