# 割賦販売法 / Installment Sales Act — 第三十五条の十七の九 (Article 35-17-9) This is the Markdown twin of https://japanlaw.org/en/installment-sales-act/art-35-17-9. Every law, and how to address a provision: https://japanlaw.org/llms.txt. The same laws as MCP tools (no sign-in): https://japanlaw.org/mcp. - 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: 第三十五条の十七の九 (Article 35-17-9)（業務の運営に関する措置） — address `art-35-17-9` - Text in force since: 2025-06-01 - URL (the page that opens at this provision): https://japanlaw.org/en/installment-sales-act/art-35-17-9 - Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/336AC0000000159/art-35-17-9 - 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. --- ### 第三十五条の十七の九（業務の運営に関する措置） — (Measures Concerning Business Operations) caption: Ministry of Justice translation — Japanese Law Translation Database System art-35-17-9 · https://japanlaw.org/en/installment-sales-act/art-35-17-9 · https://japanlaw.org/l/336AC0000000159/art-35-17-9 **第一項** クレジットカード番号等取扱契約締結事業者は、経済産業省令で定めるところにより、そのクレジットカード番号等取扱契約の締結に係る業務に関して取得したクレジットカード番号等に関する情報の適切な管理のために必要な措置を講じなければならない。 art-35-17-9/par-1 · https://japanlaw.org/en/installment-sales-act/art-35-17-9/par-1 · https://japanlaw.org/l/336AC0000000159/art-35-17-9/par-1 A business that has a contract for handling credit card numbers must take necessary measures for proper management of the information regarding credit card numbers obtained in connection with the business operations that relates to making a contract for handling credit card numbers, pursuant to the provisions of Order of the Ministry of Economy, Trade and Industry. Ministry of Justice translation — Japanese Law Translation Database System ## Cited by 1 provision cites this one. No official source publishes this direction. - 割賦販売法 第三十五条の十七の十第一項（改善命令） — https://japanlaw.org/en/installment-sales-act/art-35-17-10/par-1 · https://japanlaw.org/l/336AC0000000159/art-35-17-10/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 - This site's parser, version 222 — 割賦販売法 — structure, counts, cross-references and defined terms, computed 2026-11-02