Reliability note

Titles and AI summaries are unofficial English monitoring aids, not legal advice or official translations. Each link opens the original Japanese official source, which remains authoritative.

Cabinet Order Amending the Enforcement Order of the Building Standards Act

建築基準法施行令の一部を改正する政令

Published: 2026-09-16 · Source: e-Gov Law Search — Updated Laws · Stage: In Force · Area: Real Estate / Land Use · Impact (preliminary): Medium · First detected by this dashboard: 2026-11-02

View the original Japanese source More Real Estate / Land Use updates Search all updates in the dashboard

AI summary

Generated by AI from the Japanese source metadata. It is an unofficial monitoring aid, not legal advice, and may contain errors. The area, stage, and impact labels are preliminary keyword-based triage labels. Confirm every point in the original Japanese source.

Summary

Cabinet Order No. 284 of 2026 amends the Enforcement Order of the Building Standards Act (Cabinet Order No. 338 of 1950). The stated promulgation date is 2026-09-16, and the stated effective date is 2026-11-01.

Business Impact

Building owners and construction businesses may be affected by changes to building standards requirements, but the supplied information does not identify the amended provisions or their specific effects.

Recommended Action

Review of the official Japanese source could clarify the amended provisions, their scope and any transitional arrangements associated with the 2026-11-01 effective date.

Timeline of related official records

Related official records are linked only when names and instrument numbers match exactly, so this timeline may be incomplete. Dates are as stated by the official sources. It is a monitoring aid, not legal advice; the original Japanese sources are authoritative.

  1. 2026-07-31 — Draft published for public comment (e-Gov) 建築基準法施行令の一部を改正する政令案に関する意見募集について Dashboard page Original Japanese source
  2. 2026-08-30 — Public comment deadline (2026-08-30 00:00 JST) Dashboard page Original Japanese source
  3. 2026-09-16 — Promulgated (instrument recorded by e-Gov Law Search) 建築基準法施行令の一部を改正する政令(令和八年政令第二百八十四号) (this update) Original Japanese source
  4. 2026-11-01 — Effective date stated by e-Gov Law Search 建築基準法施行令 (this update) Original Japanese source