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Employees' Pension Insurance Act

厚生年金保険法(こうせいねんきんほけんほう)

Chapter III Insurance Benefits (Articles 48 to 53)

The law as Act Partially Amending the National Pension Act, etc., and Other Matters, to Strengthen the Functions of the Pension System in Light of Socioeconomic Changes (Act No. 74 of 2025) leaves it, with the words it changes marked.

The main text is read a page at a time: a chapter to a page, and a long chapter in runs of articles. The whole main text, and the supplementary provisions and appended tables this amendment changes. Those it leaves untouched are on the page for the text in force.

Article 48第四十八条

Adjustment for Combined Benefits under Employees' Disability Pensions(障害厚生年金の併給の調整)
Article 48, paragraph (1)

If grounds have occurred based on which the beneficiary of an employees' disability pension (excluding the employees' disability pension of a beneficiary who has continuously had a disability of a degree of severity that is not classified as Grade 1 or Grade 2 of the disability grades from the time when the person acquired the right to receive benefits; the same applies hereinafter in this and the following Article, Article 52, paragraph (4), Article 52-2, and the proviso to Article 54, paragraph (2)) is to be paid further employees' disability pension, the employees' disability pension is paid in accordance with the severity of the beneficiary's disabilities stemming from a combination of the beneficiary's previous and subsequent disabilities.

障害厚生年金(その権利を取得した当時から引き続き障害等級の一級又は二級に該当しない程度の障害の状態にある受給権者に係るものを除く。以下この条、次条、第五十二条第四項、第五十二条の二及び第五十四条第二項ただし書において同じ。)の受給権者に対して更に障害厚生年金を支給すべき事由が生じたときは、前後の障害を併合した障害の程度による障害厚生年金を支給する。

Article 48, paragraph (2)

If the beneficiary of an employees' disability pension has, pursuant to the provisions of the preceding paragraph, acquired a right to benefits under an employees' disability pension for the severity of the beneficiary's disabilities stemming from a combination of the beneficiary's previous and subsequent disabilities, the beneficiary's previous right to benefits under the employees' disability pension ceases to exist.

障害厚生年金の受給権者が前項の規定により前後の障害を併合した障害の程度による障害厚生年金の受給権を取得したときは、従前の障害厚生年金の受給権は、消滅する。

Article 49第四十九条

Article 49, paragraph (1)

If grounds have occurred based on which the beneficiary of an employees' disability pension whose payment has been suspended for a fixed period is to be paid further employees' disability pension, the employees' disability pension that is to be paid pursuant to the provisions of paragraph (1) of the preceding Article in accordance with the severity of the beneficiary's disabilities stemming from a combination of the beneficiary's previous and subsequent disabilities, is to have its payment suspended for the period during which payment of the prior employees' disability pension is to be suspended, and employees' disability pension is paid to the person during that period in accordance with the severity of the beneficiary's disability when not combined with the previous disability.

期間を定めて支給を停止されている障害厚生年金の受給権者に対して更に障害厚生年金を支給すべき事由が生じたときは、前条第一項の規定により支給する前後の障害を併合した障害の程度による障害厚生年金は、従前の障害厚生年金の支給を停止すべきであつた期間、その支給を停止するものとし、その間、その者に従前の障害を併合しない障害の程度による障害厚生年金を支給する。

Article 49, paragraph (2)

Notwithstanding the provisions of paragraph (2) of the preceding Article, if the beneficiary of an employees' disability pension has acquired a further right to an employees' disability pension and the payment of the newly acquired employees' disability pension is to be suspended pursuant to the provisions of Article 54, paragraph (1), the prior employees' disability pension is paid during the period that the payment is to be suspended.

障害厚生年金の受給権者が更に障害厚生年金の受給権を取得した場合において、新たに取得した障害厚生年金が第五十四条第一項の規定によりその支給を停止すべきものであるときは、前条第二項の規定にかかわらず、その停止すべき期間、その者に対して従前の障害厚生年金を支給する。

Article 50第五十条

Amount of an Employees' Disability Pension(障害厚生年金の額)
Article 50, paragraph (1)

The amount of an employees' disability pension is an amount calculated pursuant to the provisions of Article 43, paragraph (1). If the number of months in the insured period that constitutes the basis for calculating the amount of the employees' disability pension in such a case is under 300, it is regarded as 300.

障害厚生年金の額は、第四十三条第一項の規定の例により計算した額とする。この場合において、当該障害厚生年金の額の計算の基礎となる被保険者期間の月数が三百に満たないときは、これを三百とする。

Article 50, paragraph (2)

Notwithstanding the provisions of the preceding paragraph, the amount of employees' disability pension to be paid to a person who has a disability of a degree of severity that is classified as Grade 1 of the disability grades is an amount equal to 125/100 of the amount provided for in that paragraph.

障害の程度が障害等級の一級に該当する者に支給する障害厚生年金の額は、前項の規定にかかわらず、同項に定める額の百分の百二十五に相当する額とする。

Article 50, paragraph (3)

Notwithstanding the provisions of the preceding two paragraphs, if a disability constituting the grounds for benefits under an employees' disability pension is not one for which a basic disability pension under the National Pension Act may be received, and the amount of the employees' disability pension is less than the amount arrived at when the amount of a basic disability pension provided for in Article 33, paragraph (1) of the National Pension Act is multiplied by three-quarters (3/4) (this amount is rounded to the nearest hundred, with amounts less than 50 yen being rounded down, and amounts between 50 yen and 99 yen being rounded up), the relevant amount is the amount provided for in these paragraphs.

障害厚生年金の給付事由となつた障害について国民年金法による障害基礎年金を受けることができない場合において、障害厚生年金の額が国民年金法第三十三条第一項に規定する障害基礎年金の額に四分の三を乗じて得た額(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。)に満たないときは、前二項の規定にかかわらず、当該額をこれらの項に定める額とする。

Article 50, paragraph (4)

Notwithstanding the provisions of paragraphs (1) and (2), if the amount of an employees' disability pension under the provisions of Article 48, paragraph (1) is lower than the amount of the employees' disability pension that has ceased to exist pursuant to the provisions of paragraph (2) of that Article, the amount of the employees' disability pension is an amount equal to the amount of the prior employees' disability pension.

第四十八条第一項の規定による障害厚生年金の額は、その額が同条第二項の規定により消滅した障害厚生年金の額より低額であるときは、第一項及び第二項の規定にかかわらず、従前の障害厚生年金の額に相当する額とする。

Article 50-2第五十条の二

4 changes in this article
Article 50-2, paragraph (1)Changed

Notwithstanding the provisions of the preceding Article, if the beneficiary has a spouse under 65 years old who is receiving financial support from the beneficiary, or a child (limited to a child within the period until the first March 31 on or after the day on which the child reaches the age of 18, and a child under 20 years old who has a disability classified as Grade 1 or Grade 2 of the disability grades) who is receiving financial support from the beneficiary, the amount of employees' disability pension paid to a person who has a disability of a degree of severity that is classified as Grade 1 or Grade 2 of the disability grades is the amount that is calculated when an additional amount of pension is added to the amount provided for in that Article; provided, however, that if the preceding Articlechild does not have a domicile in Japan (excluding a case where the child is a person specified by Order of the Ministry of Health, Labour and Welfare as a person who, such as a student studying abroad, does not have a domicile in Japan but is found to have a basis of livelihood in Japan in consideration of the purpose of travel abroad and other circumstances), payment of the part equivalent to the amount added for that child is suspended during that period.

障害の程度が障害等級の一級又は二級に該当する者に支給する障害厚生年金の額は、受給権者によつて生計を維持しているその者の六十五歳未満の配偶者又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障害等級の一級又は二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、同条に定める額に加給年金額を加算した額とする。ただし、当該子が日本国内に住所を有しないとき(当該子が外国において留学をする学生その他の日本国内に住所を有しないが渡航目的その他の事情を考慮して日本国内に生活の基礎があると認められる者として厚生労働省令で定める者であるときを除く。)は、その間、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。

Article 50-2, paragraph (2)Changed

The additional amount of pension provided for in the preceding paragraph is , for the spouse provided for in that paragraph, the amount arrived at when the revision rate is multiplied by 224,700 yen (such an amount is rounded to the nearest hundred, with amounts less than 50 yen being rounded down, and amounts between 50 yen and 99 yen being rounded up); the same applies hereinafter in this paragraph), and, for a child provided for in the preceding paragraph, the amount arrived at when the revision rate is multiplied by 269,600 yen per child.

前項に規定する加給年金額は、同項に規定する配偶者については二十二万四千七百円に改定率を乗じて得た額(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。)以下この項において同じ。)とし、前項に規定する子については一人につき二十六万九千六百円に改定率を乗じて得た額とする。

Article 50-2, paragraph (3)Changed

If an additional amount of pension provided for in paragraph (1) will be added due to the fact that on or after the day following the date on which the beneficiary acquired the right to receive benefits, the beneficiary has come to have a spouse under 65 years old or a child (limited to a child within the period until the first March 31 on or after the day on which the child reaches the age of 18, and a child under 20 years old who has a disability classified as Grade 1 or Grade 2 of the disability grades) who is receiving financial support from the beneficiary, the amount of employees' disability pension is revised from the month following the month that includes the day on which the beneficiary came to have that spouse or that child.

受給権者がその権利を取得した日の翌日以後にその者によつて生計を維持しているその者の六十五歳未満の配偶者又は子(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障害等級の一級又は二級に該当する障害の状態にある子に限る。)を有するに至つたことにより第一項に規定する加給年金額を加算することとなつたときは、当該配偶者又は当該子を有するに至つた日の属する月の翌月から、障害厚生年金の額を改定する。

Article 50-2, paragraph (4)Changed

The provisions of Article 44, paragraph (4) (excluding items (v) through (x)) apply mutatis mutandis to an employees' disability pension whose amount has been added to pursuant to the provisions of paragraph (1).

第四十四条第四項(第五号から第十号までを除く。)の規定は、第一項の規定によりその額が加算された障害厚生年金について準用する。

Article 50-2, paragraph (5)

Cabinet Order provides for the necessary particulars in connection with certifying that a person is receiving financial support from the beneficiary of an employees' disability pension in order to apply the provisions of paragraph (1), and provides for the necessary particulars in connection with certifying that a person has stopped receiving financial support from the beneficiary of an employees' disability pension in order to apply the provisions of Article 44, paragraph (4), item (ii) as applied mutatis mutandis pursuant to the preceding paragraph.

第一項又は前項において準用する第四十四条第四項第二号の規定の適用上、障害厚生年金の受給権者によつて生計を維持していること又はその者による生計維持の状態がやんだことの認定に関し必要な事項は、政令で定める。

Article 51第五十一条

Article 51, paragraph (1)

With respect to the amount of an employees' disability pension provided for in Article 50, paragraph (1), the period during which a person was an insured after the month that includes the day of disability assessment for the disability that constitutes the grounds for payment of the relevant employees' disability pension (or, for the employees' disability pension under the provisions of Article 47-3, paragraph (1), the day of disability assessment for the base injury or illness provided for in that paragraph; or, for the employees' disability pension under the provisions of Article 48, paragraph (1), whichever is the latest day among the days of disability assessment for each of the combined disabilities (or, for a disability provided for in Article 47-3, paragraph (1), the day of disability assessment for the base disability provided for in that paragraph)) is not a basis for its calculation.

第五十条第一項に定める障害厚生年金の額については、当該障害厚生年金の支給事由となつた障害に係る障害認定日(第四十七条の三第一項の規定による障害厚生年金については同項に規定する基準傷病に係る障害認定日とし、第四十八条第一項の規定による障害厚生年金については併合されたそれぞれの障害に係る障害認定日(第四十七条の三第一項に規定する障害については、同項に規定する基準障害に係る障害認定日)のうちいずれか遅い日とする。)の属する月後における被保険者であつた期間は、その計算の基礎としない。

Article 52第五十二条

Article 52, paragraph (1)

If the implementing organization examines the severity of the disability of a beneficiary of the employees' disability pension and finds its degree of severity to be classified as any disability grade other than the previous one, the Minister may revise the amount of the employees' disability pension in accordance with its severity.

実施機関は、障害厚生年金の受給権者について、その障害の程度を診査し、その程度が従前の障害等級以外の障害等級に該当すると認めるときは、その程度に応じて、障害厚生年金の額を改定することができる。

Article 52, paragraph (2)

A beneficiary of an employees' disability pension may request the implementing organization to revise the amount of employees' disability pension on account that the severity of disability has worsen.

障害厚生年金の受給権者は、実施機関に対し、障害の程度が増進したことによる障害厚生年金の額の改定を請求することができる。

Article 52, paragraph (3)

A request under the preceding paragraph may only be made after one year has passed since the day on which the beneficiary acquired a right to benefits under an employees' disability pension or underwent an examination by the implementing organization pursuant to the provisions of paragraph (1), except in a case specified by Order of the Ministry of Health, Labour and Welfare as one in which it is clear that the severity of disability of the beneficiary of the employees' disability pension has worsen.

前項の請求は、障害厚生年金の受給権者の障害の程度が増進したことが明らかである場合として厚生労働省令で定める場合を除き、当該障害厚生年金の受給権を取得した日又は第一項の規定による実施機関の診査を受けた日から起算して一年を経過した日後でなければ行うことができない。

Article 52, paragraph (4)

If a beneficiary of an employees' disability pension who has contracted an illness or suffered an injury and who was an insured on the day of initial examination for that injury or illness (limited to an injury or illness for which the day of initial examination comes after the day of initial examination for the injury or illness that constitutes the grounds for payment of the relevant employees' disability pension; the same applies hereinafter in this paragraph and the proviso to Article 54, paragraph (2)), has a disability (limited to a disability of a degree of severity that is not classified as Grade 1 or Grade 2 of the disability grades; hereinafter referred to as "another disability" in this paragraph and the proviso of paragraph (2) of that Article) due to that injury or illness, and if the severity of the beneficiary's disabilities stemming from a combination of the disability constituting the grounds for payment of the relevant employees' disability pension and the other disability (or all other disabilities, if there are two or more other disabilities) has become worse than that of the disability constituting the grounds for payment of that pension during the period from the day of disability assessment for that injury or illness until the day on which the beneficiary reaches 65 years of age, the beneficiary may request the implementing organization to revise the amount of employees' disability pension within that period.

障害厚生年金の受給権者であつて、疾病にかかり、又は負傷し、かつ、その傷病(当該障害厚生年金の支給事由となつた障害に係る傷病の初診日後に初診日があるものに限る。以下この項及び第五十四条第二項ただし書において同じ。)に係る当該初診日において被保険者であつたものが、当該傷病により障害(障害等級の一級又は二級に該当しない程度のものに限る。以下この項及び同条第二項ただし書において「その他障害」という。)の状態にあり、かつ、当該傷病に係る障害認定日以後六十五歳に達する日の前日までの間において、当該障害厚生年金の支給事由となつた障害とその他障害(その他障害が二以上ある場合は、全てのその他障害を併合した障害)とを併合した障害の程度が当該障害厚生年金の支給事由となつた障害の程度より増進したときは、その者は、実施機関に対し、その期間内に障害厚生年金の額の改定を請求することができる。

Article 52, paragraph (5)

The provisions under the proviso to Article 47 paragraph (1) apply mutatis mutandis to a case under the preceding paragraph.

第四十七条第一項ただし書の規定は、前項の場合に準用する。

Article 52, paragraph (6)

If the amount of an employees' disability pension has been revised pursuant to the provisions of paragraph (1), the payment of the revised amount of employees' disability pension is to commence from the month following the month of the revision.

第一項の規定により障害厚生年金の額が改定されたときは、改定後の額による障害厚生年金の支給は、改定が行われた月の翌月から始めるものとする。

Article 52, paragraph (7)

The provisions of paragraphs (1) through (3) and the preceding paragraph do not apply to a person who is 65 years of age or older and also the beneficiary of an employees' disability pension (limited to a person who has no right to receive benefits from a basic disability pension under the National Pension Act based on the same grounds for payment of the relevant employees' disability pension).

第一項から第三項まで及び前項の規定は、六十五歳以上の者であつて、かつ、障害厚生年金の受給権者(当該障害厚生年金と同一の支給事由に基づく国民年金法による障害基礎年金の受給権を有しないものに限る。)については、適用しない。

Article 52-2第五十二条の二

Article 52-2, paragraph (1)

If the beneficiary of an employees' disability pension has come to have a right to receive benefits from a basic disability pension (excluding one that is paid based on the same grounds as the employees' disability pension) under the National Pension Act, the amount of the employees' disability pension in question is revised according to the severity of the beneficiary's disabilities stemming from a combination of the disability constituting the grounds for payment of the employees' disability pension and the disability constituting the grounds for payment of the basic disability pension.

障害厚生年金の受給権者が、国民年金法による障害基礎年金(当該障害厚生年金と同一の支給事由に基づいて支給されるものを除く。)の受給権を有するに至つたときは、当該障害厚生年金の支給事由となつた障害と当該障害基礎年金の支給事由となつた障害とを併合した障害の程度に応じて、当該障害厚生年金の額を改定する。

Article 52-2, paragraph (2)

If the beneficiary of an employees' disability pension has a right to receive benefits from a basic disability pension under the National Pension Act, and the severity of the disabilities stemming from a combination under the provisions of Article 34, paragraph (4) and the proviso to paragraph (2) of Article 36 of that Act has become worse than that of the disability that constitutes the grounds for payment of the relevant basic disability pension, the amount of the relevant employees' disability pension is revised according to the severity of the disabilities stemming from a combination under these provisions.

障害厚生年金の受給権者が、国民年金法による障害基礎年金の受給権を有する場合において、同法第三十四条第四項及び第三十六条第二項ただし書の規定により併合された障害の程度が当該障害基礎年金の支給事由となつた障害の程度より増進したときは、これらの規定により併合された障害の程度に応じて、当該障害厚生年金の額を改定する。

Article 53第五十三条

Loss of Rights(失権)
Article 53, paragraph (1)

In addition to the right to receive benefits from an employees' disability pension ceasing to exist pursuant to the provisions of Article 48, paragraph (2), this right ceases to exist if the beneficiary comes to fall under any of the following items:

障害厚生年金の受給権は、第四十八条第二項の規定によつて消滅するほか、受給権者が次の各号のいずれかに該当するに至つたときは、消滅する。

Article 53, paragraph (1), item (i)

the beneficiary has died;

死亡したとき。

Article 53, paragraph (1), item (ii)

the beneficiary who does not have a disability of a degree of severity that is classified as any disability grade has reached the age of 65; provided, however, that this is excluded if, as of the day on which the beneficiary has reached the age of 65, the beneficiary has not gone three years without having a disability of a degree of severity that is classified as any disability grade, counting from the day on which the person ceased to have a disability of a degree of severity that is classified as any disability grade; or

障害等級に該当する程度の障害の状態にない者が、六十五歳に達したとき。ただし、六十五歳に達した日において、障害等級に該当する程度の障害の状態に該当しなくなつた日から起算して障害等級に該当する程度の障害の状態に該当することなく三年を経過していないときを除く。

Article 53, paragraph (1), item (iii)

the beneficiary has gone three years, counting from the day on which the beneficiary ceased to have a disability of a degree of severity that is classified as any disability grade, without having a disability of a degree of severity that is classified as any disability grade; provided, however, that this is excluded if the relevant beneficiary is not yet 65 years of age on the day that marks the passage of three years' time without a disability of that degree of severity.

障害等級に該当する程度の障害の状態に該当しなくなつた日から起算して障害等級に該当する程度の障害の状態に該当することなく三年を経過したとき。ただし、三年を経過した日において、当該受給権者が六十五歳未満であるときを除く。

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