After a divorce or custody agreement is finalized, life continues to change. Parents move, children grow, and family circumstances evolve in ways that the original custody order may no longer reflect. Fortunately, South Carolina law recognizes that families’ needs change over time. If your existing custody arrangement is no longer working in your child’s best interests, you may be able to request a modification. However, you must meet certain legal requirements and present strong evidence to persuade the court that a change is necessary.
In South Carolina, a child custody order can only be modified when there has been a substantial change in circumstances that affects the child’s well-being. This rule exists to promote stability for children, preventing frequent or unnecessary changes that could disrupt their lives. The court will only revisit an existing custody arrangement if there is proof that conditions have significantly changed since the last order was entered.
Examples of changes that might justify a modification include:
Each case is unique, and what counts as a “substantial change” depends on the facts. Courts always focus on whether the modification would serve the best interests of the child, the guiding principle in all custody matters.
To change a custody order, you must file a motion to modify custody in the family court that issued the original order. The process begins with filing the necessary paperwork, serving the other parent, and attending scheduled hearings or mediation sessions. Even if both parents agree to a change, the court must approve it before it becomes legally binding.
The steps generally include:
Because the process involves legal deadlines, evidentiary rules, and potentially emotional testimony, working with an experienced Charleston child custody modification lawyer can help ensure your petition is properly prepared and effectively presented to the court.
When asking the court to change an existing custody order, evidence is critical. The parent requesting modification must show that a significant change has occurred and that the proposed arrangement is in the child’s best interests. Simply disagreeing with the current order or believing you could parent better is not enough to warrant a modification.
Common types of evidence include:
The court may also consider the child’s preferences, especially if the child is older and able to express a thoughtful opinion. However, a child’s wishes alone will not determine the outcome; they are just one factor among many the court evaluates.

In some situations, both parents recognize that the current arrangement no longer works and agree to modify it. Cooperative parents can often create a new parenting plan together that better fits their schedules or the child’s evolving needs. However, even if both parties agree, the modification must still be approved by the family court to be legally enforceable.
Submitting a joint agreement to the court ensures that the new terms are officially recognized and prevents future disputes. Without court approval, either parent could later claim that the modification was never valid, leading to confusion and potential enforcement issues.
When parents can work together amicably, the process tends to be faster, less stressful, and less expensive than a contested modification hearing. A family law attorney can help draft the updated agreement, ensure it complies with South Carolina law, and file it with the court for approval.
Custody modification cases can be emotionally charged and legally complex. Courts are cautious about making changes because they prioritize the stability and well-being of the child. To succeed, you need more than personal testimony; you need clear, persuasive evidence and a solid legal argument demonstrating why the change serves your child’s best interests.
An experienced attorney can help you:
At Sarji Law Firm, we understand that custody cases are deeply personal and affect what matters most, your family. Our legal team works closely with parents to evaluate their options, prepare compelling petitions, and advocate for fair outcomes that protect both parent-child relationships and the child’s long-term stability.
If you believe your current custody order no longer reflects your family’s situation, contact us today to schedule a consultation. We can help you understand your rights, assess whether modification is possible, and guide you through the process with compassion and experience.


