Income limits and benefit amounts depend on the number of qualifying children (0, 1, 2, or 3+). A qualifying child for the EIC must be under 19 years old, or under 24 if a full-time student, or any age if disabled.he income limit depends on the number of âqualifying childrenâ and on whether the tax filer is married or unmarried. 1  The limit for families with no children is $14,590 ($20,020 if married);
Until the age around 25 your brain is not fully developed. The exact age varies person to person, but it's around 25
Scientists say that the brain is fully developed and matured in the late teens or early 20's, depending on the individual. The average would be 21. Real Answers: Actually scieâ¦nce says in the mid twenties like 25 or 26. 5 people found this useful.