Effective - 28 Aug 1947
453.140. Validity of decree not subject to attack for irregularities after expiration of one year. — After the expiration of one year from the date of entry of the decree of adoption, the validity thereof shall not be subject to attack in any proceedings, collateral or direct, by reason of any irregularity in proceedings had pursuant to this chapter.
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(L. 1947 V. II p. 213 § 9616c)