Teflon is a remarkable substance. It has the best resistance to chemical attack of any polymer, and it can be used at any temperature between -73 C and 260 C with no effect on its properties. It also has a very low coefficient of friction.
A stale dated warrant is an unredeemed warrant which was issued more than six months prior to the current date. A stale dated warrant is expired and the original instrument is no longer negotiable.
Contrary to the conventional wisdom, stale dated checks can still be cashed successfully. However, the draweeâs bank has the right to refuse payment on the check or âbounceâ it. But you asked specifically about Bank of America. I did not find anything on their web site mentioning how long their checks remain valid. But I did find a blog post that answers your question. The author of the blog post asked a Bank of America representative about a personal check his wife had written to someone a year earlier. The representative said the following, and said he was 100% sure about it: