Historical background

The official background page explains the revision process, the development timeline and the April 1, 2024 effective date.

Revision context

July 2023 revision · Effective 2024-04-01 · Official Soumu source

Effective date2024-04-01

Revision noteIssued in July 2023

Source layerOfficial Soumu HTML and PDF archive

Official timeline

Revision in July 2023
Effective on 2024-04-01
Background and development notes published by Soumu

Source anchors

Useful next steps