Except as otherwise provided in Article 4, to acquire the powers and undertake the duties and liabilities of a personal representative of a decedent, a person must be appointed by order of the court or registers, qualify and be issued letters. Administration of an estate is commenced by the issuance of letters.   [PL 2017, c. 402, Pt. A, §2 (NEW); PL 2019, c. 417, Pt. B, §14 (AFF).]