☰ Revisor of Missouri


Chapter 452

Effective - 28 Aug 1990 bottom

  452.410.  Custody, decree, modification of, when. — 1.  Except as provided in subsection 2 of this section, the court shall not modify a prior custody decree unless it has jurisdiction under the provisions of section 452.450 and it finds, upon the basis of facts that have arisen since the prior decree or that were unknown to the court at the time of the prior decree, that a change has occurred in the circumstances of the child or his custodian and that the modification is necessary to serve the best interests of the child.  Notwithstanding any other provision of this section or sections 452.375 and 452.400, any custody order entered by any court in this state or any other state prior to August 13, 1984, may, subject to jurisdictional requirements, be modified to allow for joint custody in accordance with section 452.375, without any further showing.

  2.  If either parent files a motion to modify an award of joint legal custody or joint physical custody, each party shall be entitled to a change of judge as provided by supreme court rule.


(L. 1973 H.B. 315 § 23, A.L. 1978 H.B. 914, A.L. 1984 H.B. 1513, A.L. 1990 H.B. 1370, et al.)


Court may transfer custody if custodial parent, without good cause, fails to honor visitation order,  452.340

(1976) In motion to modify child custody decree under this section, it is not necessary to wait for manifestations of harmful consequences before action is taken. L.H.Y. v. J.M.Y.  (A.), 535 S.W.2d 304.

(2007) Change in circumstances need not be substantial for modification of custody to accommodate changes of scheduling parenting time between mother and father.  Russell v. Russell, 210 S.W.3d 191 (Mo.banc).

---- end of effective   28 Aug 1990 ----

use this link to bookmark section  452.410

In accordance with Section 3.090, the language of statutory sections enacted during a legislative session are updated and available on this website on the effective date of such enacted statutory section. Revisor Home    

Other Information
 Recent Sections Editorials May Be Cited As Tables & Forms Multiple Enact
Repeal & Transfer Definitions

Site changes Pictures Contact

Other Links
Oversight MOLIS Library MO WebMasters
Missouri Senate
State of Missouri
Missouri House

@11:46:07.8 33 :)