Legal custody refers to which parent has responsibility for issues concerning the health, education and welfare of the child, and for making major decisions for the child. (info.legalzoom.com)
It involves a parent's right to have a voice in making major decisions for a child about things like education, medical care, and cultural and religious matters. (divorcenet.com)
The conference committees seldom make major decisions in their public meetings though. (wxxinews.org)