# Changes to Japanese law on 31 December 2025

This is the Markdown twin of https://japanlaw.org/en/changes/2025-12-31. 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.

What changed on 31 December 2025 in one law on this site: for each, the Act that amends it.

- Act on Special Measures Concerning Taxation (租税特別措置法) — https://japanlaw.org/en/special-taxation-measures-act
  - Amended by Act Partially Amending the Act on Special Measures Concerning Taxation and the Act on Temporary Special Provisions of the Acts on National Taxes for Victims, etc. of the Great East Japan Earthquake (Act No. 81 of 2025) (租税特別措置法及び東日本大震災の被災者等に係る国税関係法律の臨時特例に関する法律の一部を改正する法律)
    The Act, and every law here it amends: https://japanlaw.org/en/acts/507AC1000000081 (as Markdown: https://japanlaw.org/md/en/acts/507AC1000000081)
    Listed with the law's amendments: https://japanlaw.org/en/special-taxation-measures-act/amendments; the text on e-Gov: https://laws.e-gov.go.jp/law/332AC0000000026/20251231_507AC1000000081

Every day: https://japanlaw.org/en/changes

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## Sources

- Amendments and their dates: e-Gov (Digital Agency) (https://laws.e-gov.go.jp/law/332AC0000000026)
- English names of the laws: Japanese Law Translation, Ministry of Justice (https://www.japaneselawtranslation.go.jp/en/laws/view/3132/tb)
- English titles of the amending laws: Written for this site with AI