Me. Rev. Stat. tit. 18-C, § 3-1006

Unless previously adjudicated in a formal testacy proceeding or in a proceeding settling the accounts of a personal representative or otherwise barred, the claim of any claimant to recover from a distributee who is liable to pay the claim, and the right of an heir or devisee, or of a successor personal representative acting in the heir's or devisee's behalf, to recover property improperly distributed or its value from any distributee is forever barred at the later of 3 years after the decedent's death or one year after the time of its distribution, but all claims of creditors of the decedent are barred 9 months after the decedent's death. This section does not bar an action to recover property or value received as the result of fraud.