noun
Board of Inland Revenue
Official name of a specific government agency; used in formal or administrative contexts.
内国税収入局は税務行政を担当する機関です。
The Board of Inland Revenue is the agency responsible for tax administration.
Compound of 内国 (ないこく, 'domestic'), 税 (ぜい, 'tax'), 収入 (しゅうにゅう, 'revenue'), and 局 (きょく, 'bureau').