child

(1) A person under age 21.

(2) For TANF, a person under age 18, or a person age 18 who is a full-time student in a secondary school or in the equivalent level of vocational or technical training.

(3) As a mandatory household member, a natural, adopted, or stepchild of any age or any person under age 18 and under the parental control of an adult household member.

(4) For exclusion of income, a person under age 18 who is a student at least half-time and is under the parental control of another household member.