They do not have to accept it. https://www.bep.gov/services/mutilated-currency-redemption https://www.bep.gov/services/mutilated-currency-redemption > Lawful h

They do not have to accept it. https://www.bep.gov/services/mutilated-currency-redemption https://www.bep.gov/services/mutilated-currency-redemption > Lawful holders of mutilated currency may receive a redemption at full value when: ... > 1. Clearly more than 50% of a note identifiable as United States currency is present, along with sufficient remnants of any relevant security feature; or > 2. 50% or less of a note identifiable as United States currency is present and the method of mutilation and supporting evidence demonstrate to the satisfaction of the [Bureau of Engraving & Printing] that the missing portions have been totally destroyed.