Understanding the law for parental relocation in Missouri On behalf of Stange Law Firm, PC posted in divorce on Monday, March 9, 2020. For some Missouri residents, child custody and visitation is a concern. One issue that is frequently problematic for both parents is if one wants to relocate. This can impact various aspects of the child custody agreement. With parental location, it is wise to adhere to the legal requirements regardless of the parent’s perspective. When a parent wants to relocate, the other parent and anyone who is entitled to custody and visitation must be informed via certified mail.