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
It is widely debated as to which age the brain is considered âfully matureâ or developed. In the past, many experts believed that the brain may have been done developing in the mid to late teens. Then along came some evidence to suggest that development may last until at least age 20.