# 民法 / Civil Code — 第百四十二条 (Article 142)

- 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: 第百四十二条 (Article 142) — address `art-142`
- Text in force since: 2026-06-24
- URL (the page that opens at this provision): https://japanlaw.org/en/civil-code/art-142
- Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/129AC0000000089/art-142
- 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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### 第百四十二条
<sup>art-142 · https://japanlaw.org/en/civil-code/art-142 · https://japanlaw.org/l/129AC0000000089/art-142</sup>

  **第一項**  期間の末日が日曜日、国民の祝日に関する法律（昭和二十三年法律第百七十八号）に規定する休日その他の休日に当たるときは、その日に取引をしない慣習がある場合に限り、期間は、その翌日に満了する。
  <sup>art-142/par-1 · https://japanlaw.org/en/civil-code/art-142/par-1 · https://japanlaw.org/l/129AC0000000089/art-142/par-1</sup>
  If the last day of a period falls on a Sunday, a holiday as provided in the Act on National Holidays (Act No. 178 of 1948), or any other holiday, only when it is customary not to do business on the relevant day, the period expires on the immediately following day.
  <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

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## 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