# 厚生年金保険法 / Employees' Pension Insurance Act — 第五十一条 (Supplementary Provisions, Article 51)

- 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: 第五十一条 (Supplementary Provisions, Article 51)（平成十二年改正法附則別表第一に規定する率の設定に関する経過措置） — address `suppl-4161-104/art-51`
- Text in force since: 2026-10-01
- URL (the page that opens at this provision): https://japanlaw.org/ja/employees-pension-insurance-act/suppl-4161-104/art-51
- Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/329AC0000000115/suppl-4161-104/art-51
- 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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### 第五十一条（平成十二年改正法附則別表第一に規定する率の設定に関する経過措置） — Transitional Measures Concerning the Setting of the Rate Prescribed in Appended Table 1 of the Supplementary Provisions of the 2000 Amendment Act
<sup>caption: machine translation, not official</sup>
<sup>suppl-4161-104/art-51 · https://japanlaw.org/ja/employees-pension-insurance-act/suppl-4161-104/art-51 · https://japanlaw.org/l/329AC0000000115/suppl-4161-104/art-51</sup>

**第一項**  平成十七年度における第二十七条の規定による改正後の平成十二年改正法附則別表第一の備考の規定の適用については、同備考中「当該年度の前年度に属する月に係る率」とあるのは、「〇・九二六」と読み替えるものとする。
<sup>suppl-4161-104/art-51/par-1 · https://japanlaw.org/ja/employees-pension-insurance-act/suppl-4161-104/art-51/par-1 · https://japanlaw.org/l/329AC0000000115/suppl-4161-104/art-51/par-1</sup>
With regard to the application in fiscal year 2005 of the provisions of the Notes to Appended Table 1 of the Supplementary Provisions of the 2000 Amendment Act as revised by the provisions of Article 27, the phrase "the rate pertaining to a month belonging to the year before the relevant fiscal year" in those Notes is deemed to be replaced with "0.926".
<sup>machine translation, not official</sup>

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## Cites
- suppl-4161-104/art-51: 平成十二年改正法附則別表第一 → 厚生年金保険法 附則別表第一 (Supplementary Provisions, Appended Table 1), suppl-4121-18/appdx-1 — https://japanlaw.org/ja/employees-pension-insurance-act/suppl-4121-18/appdx-1 · https://japanlaw.org/l/329AC0000000115/suppl-4121-18/appdx-1
- suppl-4161-104/art-51/par-1: 平成十二年改正法附則別表第一 → 厚生年金保険法 附則別表第一 (Supplementary Provisions, Appended Table 1), suppl-4121-18/appdx-1 — https://japanlaw.org/ja/employees-pension-insurance-act/suppl-4121-18/appdx-1 · https://japanlaw.org/l/329AC0000000115/suppl-4121-18/appdx-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-20261013T074650-063, 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
