When Special Care Is Needed: The Special Needs Trust A special needs trust helps care for a special needs child when you’re gone. Share | Related Content When Do You Need a Will? When do you need a will? The answer is easy: Right Now. A Checklist for When a Spouse or Parent Passes An overview of some fundamental steps when a loved one passes. Principles of Preserving Wealth How federal estate taxes work, plus estate management documents and tactics.