Many parents believe child support in California automatically ends when a child turns 18. While that’s usually correct, there are some exceptions under state law. The standard rule in California is that child support obligations usually end when a child turns 18 and graduates from high school, or continue until the child graduates from high school or turns 19, whichever occurs first, if the child is still a full-time high school student living at home.
This gives a child reasonable time to complete their K-12 education while still having support for essentials, even if their graduation comes slightly later than planned.
Can Child Support Continue for an Adult Child?
Outside of high school, California law can also require one or both parents to keep providing financial support if an adult child cannot be self-supporting due to physical or developmental disabilities or significant special needs. Support orders for adult children are only granted in situations where:
- A medically recognized physical, mental, or developmental disability exists, with legitimate records of disability;
- The disability existed before the child turned 18; and
- The adult child cannot work to support themselves or relies significantly on one or both parents because of these disability-related barriers.
These rules protects families in particularly tough circumstances and ensures vulnerable adults do not lose key benefits or basic living provisions.
What Does California Consider an Adult Child Incapable of Self-Support?
The key issue addressed by California courts is whether and to what degree an adult child truly lacks the level of functional ability needed for basic independence. Courts assess each situation individually, looking beyond just medical diagnosis to:
- Employment capability: Can the person work any regular job, or are their work options reduced by the disabling condition?
- Independent living: Does the adult child have the skills, health, and earning capacity to live in their own household safely?
- Health care needs: Are there ongoing treatments, therapy, technology, or in-home caregiving costs too great for the disabled adult to meet alone?
- Ability to get an education or job training: Can the child realistically access or benefit from higher education programs, or are those avenues blocked by their limitations?
- Requirement for daily living help: To what degree is supervision, money management, health care, or social/emotional assistance necessary to have daily functioning and independent living?
These questions give the judge an idea of how much support the individual needs and whether it is appropriate to extend child support.
How Is Adult Child Support Calculated?
When deciding how much support a parent might need to pay for an adult child with a disability or special needs, California courts weigh several important financial factors. This usually includes:
- The income and earning ability of both parents
- The total cost of meeting the adult child’s special needs, such as medical, therapy, equipment, and supervised care
- Daily living expenses, including housing, food, utilities, transportation, clothing, and insurance
- Out-of-pocket medical or caregiving costs the adult child faces
- The amount of government benefits or payments received by the adult child, such as SSI
- How other available public resources (for example, in-home caregiving programs or health coverage) might fill or offset expenses
- Any unique costs tied to the adult child’s disability or educational goals, such as specialized schooling or training
By looking at these details, courts aim to create a fair support order that directly meets the disabled adult child’s real needs without causing undue hardship to either parent.
If you’re dealing with child support for an adult child in San Diego, it’s important to seek help from a legal professional who can make sure the situation is fair for everyone involved. Call us today at (619) 238-0616 to schedule a free consultation.