NTA Notice partially amending file-format specifications for national-tax electronic filing (Notice No. 18)
国税関係法令に係る情報通信技術を活用した行政の推進等に関する省令第五条第四項、法人税法施行規則第三十六条の四第六項及び第三十八条の四十八第五項、地方法人税法施行規則第七条第六項及び第七条の四第四項、消費税法施行規則第二十三条の四第五項並びに防衛特別法人税に関する省令第五条第六項の規定に基づき国税庁長官が定めるファイル形式を定める件（令和八年国税庁告示第四号）の一部を改正する件（国税庁告示第十八号）（PDF/82KB）
Published: 2026-05-29 · Source: National Tax Agency (NTA) · Stage: Government Announcement · Area: Finance / AML · Impact (preliminary): Medium · First detected by this dashboard: 2026-08-07
View the original Japanese source More Finance / AML 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
This is a National Tax Agency (NTA) notice that partially amends an earlier NTA notification (Reiwa 8 NTA Notice No. 4) which specifies file formats designated by the Commissioner of the NTA under various tax-related ministerial ordinances, including provisions of the ordinance promoting the use of information and communications technology for national-tax administration, and rules under the Corporation Tax Act, Local Corporation Tax Act, Consumption Tax Act, and the ordinance on special corporate defense tax. The item is listed among NTA new-arrival information and directives and is provided as a PDF. Details beyond the title and metadata are not available here.
Business Impact
Entities that use electronic filing for the referenced national and local corporate and consumption taxes may need to check whether accepted file formats have changed.
Recommended Action
Review the official Japanese NTA notice at the provided source to confirm the exact scope and effect of the amendment.