Why would a bank refuse to release funds even after being shown the small estate certificate?

A Small Estate Certificate is a court document, but banks are still private institutions that apply their own internal policies on top of it. Even with a valid certificate in hand, a bank might ask for additional identification, its own estate-specific paperwork, an indemnity or hold-back, or proof that all the accounts and assets being claimed actually fall within the estate the certificate describes. None of this means the certificate isn't valid — it usually means the bank's internal process hasn't caught up with what the court already confirmed.

Delays and extra requests are also more likely where the estate holds several accounts, where account ownership isn't perfectly clear (for example, questions about whether an account was truly jointly held), or where the branch staff handling the request aren't familiar with estate matters. There's no fixed dollar amount or government rule dictating exactly what a bank must accept — each institution sets its own threshold and documentation standards.

If a bank is being unreasonably slow or is asking for something that doesn't make sense given the certificate, escalating within the bank's estate or executor services department, in writing, is usually more effective than repeating the same request at the branch level.