The amount of the disability basic pension is, when there is a child of the person entitled to receive it whose livelihood is maintained by that person (limited to a child who is in the period up to the first March 31 on or after the day of reaching 18 years of age, and a child who is under 20 years of age and in a state of disability falling under the disability grade), notwithstanding the provisions of the preceding Article, the amount obtained by adding, to the amount specified in that Article, the amount obtained by multiplying 74,900 yen by the revision rate (meaning the revision rate as revised on the assumption that the provisions of Article 27-3 and Article 27-5 do not apply; the same applies hereinafter in this paragraph) for each such child (for up to two of them, the amount obtained by multiplying 224,700 yen by the revision rate for each; if a fraction of less than 50 yen arises in those amounts, it is to be rounded down, and if a fraction of 50 yen or more but less than 100 yen arises, it is to be rounded up to 100 yen).
障害基礎年金の額は、受給権者によつて生計を維持しているその者の子（十八歳に達する日以後の最初の三月三十一日までの間にある子及び二十歳未満であつて障害等級に該当する障害の状態にある子に限る。）があるときは、前条の規定にかかわらず、同条に定める額にその子一人につきそれぞれ七万四千九百円に改定率（第二十七条の三及び第二十七条の五の規定の適用がないものとして改定した改定率とする。以下この項において同じ。）を乗じて得た額（そのうち二人までについては、それぞれ二十二万四千七百円に改定率を乗じて得た額とし、それらの額に五十円未満の端数が生じたときは、これを切り捨て、五十円以上百円未満の端数が生じたときは、これを百円に切り上げるものとする。）を加算した額とする。
When, because the person entitled to receive the benefit has come to have, on or after the day following the day the person acquired that right, a child of that person whose livelihood is maintained by that person (limited to a child who is in the period up to the first March 31 on or after the day of reaching 18 years of age, and a child who is under 20 years of age and in a state of disability falling under the disability grade), the amount is to be added to under the provisions of the preceding paragraph, the amount of the disability basic pension is revised from the month following the month in which the day of coming to have that child falls.
With respect to a disability basic pension whose amount has been increased under the provisions of paragraph (1), when one or two or more of the children come to fall under any of the following items, the amount of the pension is revised, according to the number of children who have come to fall under it, from the month following the month in which the day of coming to fall under it falls.
第一項の規定によりその額が加算された障害基礎年金については、子のうちの一人又は二人以上が次の各号のいずれかに該当するに至つたときは、その該当するに至つた日の属する月の翌月から、その該当するに至つた子の数に応じて、年金額を改定する。
When the child has died;
死亡したとき。
When the state of the child's livelihood being maintained by the person entitled to receive the benefit has ceased;
受給権者による生計維持の状態がやんだとき。
When the child has married;
婚姻をしたとき。
When the child has become the adopted child of a person other than the spouse of the person entitled to receive the benefit;
受給権者の配偶者以外の者の養子となつたとき。
When the child has ceased to be the child of the person entitled to receive the benefit as a result of dissolution of adoption;
離縁によつて、受給権者の子でなくなつたとき。
When the first March 31 on or after the day of reaching 18 years of age has ended; provided, however, that this excludes a case where the child is in a state of disability falling under the disability grade;
十八歳に達した日以後の最初の三月三十一日が終了したとき。ただし、障害等級に該当する障害の状態にあるときを除く。
When, with respect to a child in a state of disability falling under the disability grade, that circumstance has ceased; provided, however, that this excludes a case where the child is in the period up to the first March 31 on or after the day of reaching 18 years of age;
障害等級に該当する障害の状態にある子について、その事情がやんだとき。ただし、その子が十八歳に達する日以後の最初の三月三十一日までの間にあるときを除く。
When the child has reached 20 years of age.
二十歳に達したとき。
For the purposes of applying the provisions of paragraph (1) or item (ii) of the preceding paragraph, the matters necessary for determining whether a child's livelihood is maintained by the person entitled to receive the disability basic pension, or whether the state of that person maintaining the child's livelihood has ceased, are specified by Cabinet Order.