# 民法 / Civil Code — 第四百六十六条の六 (Article 466-6) - Law: 民法 (Civil Code), 明治二十九年法律第八十九号 - English title "Civil Code": 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: 第四百六十六条の六 (Article 466-6)（将来債権の譲渡性） — address `art-466-6` - Text in force since: 2026-06-24 - URL (the page that opens at this provision): https://japanlaw.org/ja/civil-code/art-466-6 - Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/129AC0000000089/art-466-6 - 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. --- ### 第四百六十六条の六（将来債権の譲渡性） — (Assignability of Claim Yet to Arise) caption: Ministry of Justice translation — Japanese Law Translation Database System art-466-6 · https://japanlaw.org/ja/civil-code/art-466-6 · https://japanlaw.org/l/129AC0000000089/art-466-6 **第一項** 債権の譲渡は、その意思表示の時に債権が現に発生していることを要しない。 art-466-6/par-1 · https://japanlaw.org/ja/civil-code/art-466-6/par-1 · https://japanlaw.org/l/129AC0000000089/art-466-6/par-1 The assignment of a claim does not require the claim to have already arisen by the time of the manifestation of intention to assign it. Ministry of Justice translation — Japanese Law Translation Database System **第二項** 債権が譲渡された場合において、その意思表示の時に債権が現に発生していないときは、譲受人は、発生した債権を当然に取得する。 art-466-6/par-2 · https://japanlaw.org/ja/civil-code/art-466-6/par-2 · https://japanlaw.org/l/129AC0000000089/art-466-6/par-2 If a claim is assigned, and the claim is yet to arise by the time of the manifestation of intention to assign it, the assignee by operation of law acquires the claim when it arises. Ministry of Justice translation — Japanese Law Translation Database System **第三項** 前項に規定する場合において、譲渡人が次条の規定による通知をし、又は債務者が同条の規定による承諾をした時（以下「対抗要件具備時」という。）までに譲渡制限の意思表示がされたときは、譲受人その他の第三者がそのことを知っていたものとみなして、第四百六十六条第三項（譲渡制限の意思表示がされた債権が預貯金債権の場合にあっては、前条第一項）の規定を適用する。 art-466-6/par-3 · https://japanlaw.org/ja/civil-code/art-466-6/par-3 · https://japanlaw.org/l/129AC0000000089/art-466-6/par-3 In the case prescribed in the preceding paragraph, if the assignor makes the manifestation of intention to restrict assignment by the time when the assignor gives notice under the provisions of the following Article or the obligor gives consent under the provisions of that Article (referred to as the "time when the requirements for perfection are satisfied" below), a third party such as the assignee is deemed to have known this, and the provisions of Article 466, paragraph (3) (or paragraph (1) of the preceding Article if the claim subject to the manifestation of intention to restrict assignment is a claim for deposits) apply thereto. Ministry of Justice translation — Japanese Law Translation Database System --- ## Cites - art-466-6/par-3: 前項 → 民法 第四百六十六条の六第二項 (Article 466-6, paragraph (2)), art-466-6/par-2 — https://japanlaw.org/ja/civil-code/art-466-6/par-2 · https://japanlaw.org/l/129AC0000000089/art-466-6/par-2 - art-466-6/par-3: 次条 → 民法 第四百六十七条 (Article 467), art-467 — https://japanlaw.org/ja/civil-code/art-467 · https://japanlaw.org/l/129AC0000000089/art-467 - art-466-6/par-3: 第四百六十六条第三項 → 民法 第四百六十六条第三項 (Article 466, paragraph (3)), art-466/par-3 — https://japanlaw.org/ja/civil-code/art-466/par-3 · https://japanlaw.org/l/129AC0000000089/art-466/par-3 - art-466-6/par-3: 前条第一項 → 民法 第四百六十六条の五第一項 (Article 466-5, paragraph (1)), art-466-5/par-1 — https://japanlaw.org/ja/civil-code/art-466-5/par-1 · https://japanlaw.org/l/129AC0000000089/art-466-5/par-1 ## Cited by 2 provisions cite this one. No official source publishes this direction. - 民法 第四百六十六条の六第三項（将来債権の譲渡性） — https://japanlaw.org/ja/civil-code/art-466-6/par-3 · https://japanlaw.org/l/129AC0000000089/art-466-6/par-3 - 民法 附則第二十二条第一項（債権の譲渡に関する経過措置） — https://japanlaw.org/ja/civil-code/suppl-4291-44/art-22/par-1 · https://japanlaw.org/l/129AC0000000089/suppl-4291-44/art-22/par-1 --- ## Sources - e-Gov 法令検索, Digital Agency (デジタル庁) — 民法 — the text in force from 2026-06-24 (https://laws.e-gov.go.jp/law/129AC0000000089/20260624_508AC0000000045), retrieved 2026-10-11 - Japanese Law Translation Database System, Ministry of Justice (法務省) — Civil Code — Ministry of Justice translation (part 1 of 2) (https://www.japaneselawtranslation.go.jp/en/laws/view/4848/tb), retrieved 2026-10-11 - This site's parser, version 190 — 民法 — structure, counts, cross-references and defined terms, computed 2026-10-11