The "adult child"—including an adopted child, or, in some cases, a stepchild, grandchild, or step grandchild—must be unmarried, age 18 or older, and have a disability that started before age 22.
You can read more about DAC benefits here.
Cannon & Anderson, Attorneys
Straight Answers about Social Security Disability
2916 Tazewell Pike, Ste. F
Knoxville, TN 37918