I had seen the first round of announcements around receivership certificates https://www.fdic.gov/news/press-releases/2023/pr23016.html
I'm not sure on the time of that but the Fed press release the evening of the same day has the exception and "all depositors will be made whole" phrasing:
https://www.federalreserve.gov/newsevents/pressreleases/mone...