The Secretary shall deny or discontinue the payment of increased pension under subsection (c), (d), (e), or (f) of
section 1521 of this title on account of a child when the corpus of such child’s estate is such that under all the circumstances, including consideration of the veteran’s and spouse’s income, and the income of the veteran’s children, it is reasonable that some part of the corpus of such child’s estate be consumed for the child’s maintenance. During the period such denial or discontinuance remains in effect, such child shall not be considered as the veteran’s child for purposes of this chapter.