noun
tax revenue shortfall; tax revenue deficit
Refers to a situation where tax revenues fall below expectations or required levels, often used in economic and fiscal policy contexts.
今年度は税収不足が見込まれている。
A tax revenue shortfall is expected this fiscal year.
税収不足を補うために国債が発行された。
Government bonds were issued to cover the tax revenue deficit.
Compound of 税収 (tax revenue) and 不足 (shortage, insufficiency).