If the person entitled to receive a benefit has a child of that person (limited to a child who is in the period until the first March 31 on or after the day on which the child reaches 18 years of age, and a child who is under 20 years of age and in a state of disability corresponding to the disability grade prescribed in Article 30, paragraph (2) (hereinafter in this Article simply referred to as the "disability grade")) whom that person was maintaining a livelihood for at the time the person entitled to receive a benefit acquired that right, the amount of the old-age basic pension is, notwithstanding the provisions of Article 27, the amount obtained by adding, to the amount specified in that Article, the amount obtained by multiplying 269,600 yen for each such child by the revision rate (meaning the revision rate as revised on the assumption that the provisions of Article 27-3 and the preceding Article do not apply; the same applies in the following paragraph) (if a fraction of less than 50 yen arises in that amount, it is rounded down, and if a fraction of 50 yen or more but less than 100 yen arises, it is rounded up to 100 yen; the same applies in the following paragraph); provided, however, that if that child falls under any of the following items, payment of the part corresponding to the amount added for that child is suspended for the period during which the child falls under any of those items.
老齢基礎年金の額は、受給権者がその権利を取得した当時その者によつて生計を維持していたその者の子（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第三十条第二項に規定する障害等級（以下この条において単に「障害等級」という。）に該当する障害の状態にある子に限る。）があるときは、第二十七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二十六万九千六百円に改定率（第二十七条の三及び前条の規定の適用がないものとして改定した改定率とする。次項において同じ。）を乗じて得た額（そ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。次項において同じ。）を加算した額とする。ただし、当該子が次の各号のいずれかに該当するときは、当該各号のいずれかに該当する期間、当該子について加算する額に相当する部分の支給を停止する。