Child legal decision making is the Arizona statutory term for the legal right and responsibility to make major nonemergency decisions for a child. These decisions include education, health care, religious training, and personal care. This is what older language called legal custody.

Arizona courts may award sole legal decision making to one parent or joint legal decision making to both. They may also create a more detailed structure that allocates specific categories of decisions differently or gives one parent tie-breaking authority when the parents cannot agree after a required consultation process.

The court decides legal decision making under the child’s best interests standard, not under any presumption that one parent’s gender, income, or label should control the outcome. Both parents start from the same legal position.

Joint legal decision making requires the ability to communicate and cooperate on major decisions. When that is not realistic given the history of the relationship the court may award sole authority to the parent better positioned to make decisions effectively. Domestic violence, substance abuse, significant conflict, or a demonstrated inability to cooperate are all facts the court considers.

The Alec and Lydia Act, effective June 22, 2026, fundamentally changed how courts must handle legal decision making when domestic violence has occurred. When a court finds that a parent has committed domestic violence, there is now a mandatory presumption that awarding legal decision making to that parent is contrary to the child’s best interests. That presumption is not discretionary. The abusive parent must overcome it by clear and convincing evidence before any legal decision making authority can be awarded. A finding of domestic violence is no longer just one factor in the analysis. It is the starting point for a separate and rigorous inquiry into whether any legal rights should be awarded at all.