The "FDIC Seminar on Deposit Insurance Coverage for Bankers" indicated that a revocable trust deposit is established (for an informal trust) by the use of "testamentary language" in the account title. They used the examples of POD (Payable on Death), ITF (In Trust For) and ATF (As Trustee For).
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I hear and I forget. I see and I remember. I do and I understand.--Confucius