# 割賦販売法 / Installment Sales Act — 第一条 (Supplementary Provisions, Article 1)

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- Law: 割賦販売法 (Installment Sales Act), 昭和三十六年法律第百五十九号
- English title "Installment Sales 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: 第一条 (Supplementary Provisions, Article 1)（施行期日） — address `suppl-3611-109/art-1`
- Text in force since: 2025-06-01
- URL (the page that opens at this provision): https://japanlaw.org/ja/installment-sales-act/suppl-3611-109/art-1
- Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/336AC0000000159/suppl-3611-109/art-1
- 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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### 第一条（施行期日） — Effective Date
<sup>caption: machine translation, not official</sup>
<sup>suppl-3611-109/art-1 · https://japanlaw.org/ja/installment-sales-act/suppl-3611-109/art-1 · https://japanlaw.org/l/336AC0000000159/suppl-3611-109/art-1</sup>

**第一項**  この法律は、公布の日から施行する。ただし、次の各号に掲げる規定は、それぞれ当該各号に定める日から施行する。
<sup>suppl-3611-109/art-1/par-1 · https://japanlaw.org/ja/installment-sales-act/suppl-3611-109/art-1/par-1 · https://japanlaw.org/l/336AC0000000159/suppl-3611-109/art-1/par-1</sup>
This Act comes into effect on the date of promulgation; provided, however, that the provisions set forth in the following items come into effect on the dates specified respectively in those items:
<sup>machine translation, not official</sup>

  **一**  略
  <sup>suppl-3611-109/art-1/par-1/item-1 · https://japanlaw.org/ja/installment-sales-act/suppl-3611-109/art-1/par-1/item-1 · https://japanlaw.org/l/336AC0000000159/suppl-3611-109/art-1/par-1/item-1</sup>
  Omitted
  <sup>machine translation, not official</sup>

  **二**  第四条、第六条及び第九条から第十二条までの規定、第十五条中身体障害者福祉法第十九条第四項及び第十九条の二の改正規定、第十七条中児童福祉法第二十条第四項の改正規定、第三十四条の規定並びに附則第二条、第四条、第七条第一項及び第九条の規定並びに附則第十条中厚生省設置法（昭和二十四年法律第百五十一号）第六条第五十六号の改正規定　昭和六十二年四月一日
  <sup>suppl-3611-109/art-1/par-1/item-2 · https://japanlaw.org/ja/installment-sales-act/suppl-3611-109/art-1/par-1/item-2 · https://japanlaw.org/l/336AC0000000159/suppl-3611-109/art-1/par-1/item-2</sup>
  the provisions of Articles 4, 6 and 9 through 12, the provisions amending Article 19, paragraph (4) and Article 19-2 of the Act on Welfare of Physically Disabled Persons in Article 15, the provisions amending Article 20, paragraph (4) of the Child Welfare Act in Article 17, the provisions of Article 34, the provisions of Articles 2, 4, 7, paragraph (1) and 9 of the Supplementary Provisions, and the provisions amending Article 6, item (lvi) of the Act for Establishment of the Ministry of Health and Welfare (Act No. 151 of 1949) in Article 10 of the Supplementary Provisions: April 1, 1987
  <sup>machine translation, not official</sup>

## Cited by

1 provision cites this one. No official source publishes this direction.

- 割賦販売法 附則第六条第一項（その他の処分、申請等に係る経過措置） — https://japanlaw.org/ja/installment-sales-act/suppl-3611-109/art-6/par-1 · https://japanlaw.org/l/336AC0000000159/suppl-3611-109/art-6/par-1

---

## Sources

- e-Gov 法令検索, Digital Agency (デジタル庁) — 割賦販売法 — the text in force from 2025-06-01 (https://laws.e-gov.go.jp/law/336AC0000000159/20250601_504AC0000000068), retrieved 2026-11-02
- Japanese Law Translation Database System, Ministry of Justice (法務省) — Installment Sales Act — Ministry of Justice translation (https://www.japaneselawtranslation.go.jp/en/laws/view/4837/tb), retrieved 2026-11-02
- claude-opus-5-5 — Machine translation, batch installment-sales-act-20261102T230407-003, translated 2026-11-03
- claude-sonnet-5-5 — Machine translation, batch installment-sales-act-20261102T230407-004, translated 2026-11-03
- This site's parser, version 222 — 割賦販売法 — structure, counts, cross-references and defined terms, computed 2026-11-02