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 6 months after its date, but it may charge its customer's account for a payment made thereafter in good faith.
Bank not obligated to pay check more than 6 months old
11 M.R.S. § 4-404, under Article 4: BANK DEPOSITS AND COLLECTIONS.
11 M.R.S. § 4-404