(1) Any sale or encumbrance to the personal representative, his spouse, agent, or attorney, or any corporation or trust in which he has a beneficial interest, or any transaction which is affected by a conflict of interest on the part of the personal representative, is voidable by any person interested in the estate except one who has consented, unless:(a) The will or a contract entered into by the decedent expressly authorized the transaction; or(b) The transaction is approved by the court after notice to interested persons.(c) Repealed.(2) Any transaction previously declared by subsection (1) of this section to be void shall be deemed voidable unless a petition has been filed with the court to set aside any such transaction and a lis pendens has been recorded in the county where any affected real property is located, within sixty days after July 16, 1975.L. 73: R&RE, p. 1589, § 1. C.R.S. 1963: § 153-3-713. L. 75: IP(1) amended, (1)(c) repealed, and (2) added, pp. 596, 606, §§ 29, 62, effective July 1.