2021 Tennessee Code
Part 4 - Relationship Between Payor Bank and Its Customer
§ 47-4-404. Bank Not Obliged to Pay Check More Than Six Months Old

A bank is under no obligation to a customer having a checking account to pay a check, other than a certified check, which is presented more than six (6) months after its date, but it may charge its customer's account for a payment made thereafter in good faith.