# 厚生年金保険法 / Employees' Pension Insurance Act — 第九条 (Supplementary Provisions, Article 9)

- Law: 厚生年金保険法 (Employees' Pension Insurance Act), 昭和二十九年法律第百十五号
- English title "Employees' Pension Insurance Act": Ministry of Justice translation
- Kind: Act — the distinction between 法律 (Act), 政令 (Cabinet Order), 省令 (Ministerial Order) and 条例 (local ordinance) decides who may issue it and what it may say.
- Provision: 第九条 (Supplementary Provisions, Article 9)（端数処理に関する経過措置） — address `suppl-4241-63/art-9`
- Text in force since: 2026-10-01
- URL (the page that opens at this provision): https://japanlaw.org/en/employees-pension-insurance-act/suppl-4241-63/art-9
- Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/329AC0000000115/suppl-4241-63/art-9
- Every provision below carries its address and both URLs on the line under it.
- Japanese text: e-Gov 法令検索, Digital Agency (デジタル庁). English: as marked on each line below.

Only the Japanese as published by the government has legal effect; the text
below is a copy of it. Every English rendering below is a translation and
says which kind: the Ministry of Justice's translation, or this
site's machine translation, whose model and date the Sources list names.
They are never merged and never substituted for one another.

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### 第九条（端数処理に関する経過措置） — Transitional Measures concerning Numerical Rounding
<sup>caption: machine translation, not official</sup>
<sup>suppl-4241-63/art-9 · https://japanlaw.org/en/employees-pension-insurance-act/suppl-4241-63/art-9 · https://japanlaw.org/l/329AC0000000115/suppl-4241-63/art-9</sup>

**第一項**  改正後厚生年金保険法第三十五条第一項の規定は、施行日以後に生じた事由に基づいて行う保険給付を受ける権利の裁定又は保険給付の額の改定について適用し、施行日前に生じた事由に基づいて行う保険給付を受ける権利の裁定若しくは保険給付の額の改定又は長期給付を受ける権利の決定若しくは長期給付の額の改定については、なお従前の例による。
<sup>suppl-4241-63/art-9/par-1 · https://japanlaw.org/en/employees-pension-insurance-act/suppl-4241-63/art-9/par-1 · https://japanlaw.org/l/329AC0000000115/suppl-4241-63/art-9/par-1</sup>
The provisions of Article 35, paragraph (1) of the Amended Employees' Pension Insurance Act apply to the ruling on the right to receive insurance benefits or the revision of the amount of insurance benefits made based on grounds arising on or after the Effective Date, and the provisions then in force continue to govern with regard to the ruling on the right to receive insurance benefits or the revision of the amount of insurance benefits made based on grounds arising before the Effective Date, and the decision on the right to receive long-term benefits or the revision of the amount of long-term benefits.
<sup>machine translation, not official</sup>

**第二項**  附則第八十七条の規定による改正後の国民年金法第十七条第一項の規定は、施行日以後に生じた事由に基づいて行う給付を受ける権利の裁定又は給付の額の改定について適用し、施行日前に生じた事由に基づいて行う給付を受ける権利の裁定又は給付の額の改定については、なお従前の例による。
<sup>suppl-4241-63/art-9/par-2 · https://japanlaw.org/en/employees-pension-insurance-act/suppl-4241-63/art-9/par-2 · https://japanlaw.org/l/329AC0000000115/suppl-4241-63/art-9/par-2</sup>
The provisions of Article 17, paragraph (1) of the National Pension Act as amended by the provisions of Article 87 of the Supplementary Provisions apply to the ruling on the right to receive benefits or the revision of the amount of benefits made based on grounds arising on or after the Effective Date, and the provisions then in force continue to govern with regard to the ruling on the right to receive benefits or the revision of the amount of benefits made based on grounds arising before the Effective Date.
<sup>machine translation, not official</sup>

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## Cites
- suppl-4241-63/art-9/par-1: 改正後厚生年金保険法第三十五条第一項 → 厚生年金保険法 第三十五条第一項 (Article 35, paragraph (1)), art-35/par-1 — https://japanlaw.org/en/employees-pension-insurance-act/art-35/par-1 · https://japanlaw.org/l/329AC0000000115/art-35/par-1
- suppl-4241-63/art-9/par-2: 国民年金法第十七条第一項 → 国民年金法 第十七条第一項 (Article 17, paragraph (1)), art-17/par-1 — https://japanlaw.org/en/national-pension-act/art-17/par-1 · https://japanlaw.org/l/334AC0000000141/art-17/par-1

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## Sources

- e-Gov 法令検索, Digital Agency (デジタル庁) — 厚生年金保険法 — the text in force from 2026-10-01 (https://laws.e-gov.go.jp/law/329AC0000000115/20261001_507AC0000000074), retrieved 2026-10-13
- Japanese Law Translation Database System, Ministry of Justice (法務省) — Employees' Pension Insurance Act — Ministry of Justice translation (https://www.japaneselawtranslation.go.jp/en/laws/view/3554/tb), retrieved 2026-10-13
- claude-sonnet-5-5 — Machine translation, batch employees-pension-insurance-act-20261013T074650-072, translated 2026-10-13
- This site's parser, version 190 — 厚生年金保険法 — structure, counts, cross-references and defined terms, computed 2026-10-13
