All glossary terms
Glossary term
Income Inclusion Rule (IIR)
Pillar Two top-down rule charging top-up tax at the ultimate parent on low-taxed profits of subsidiaries.
Related terms
4
Jurisdictions
global
Definition
The IIR charges the ultimate parent (or an intermediate parent under a top-down approach) of an MNE group with the top-up tax on low-taxed constituent entities in the group. The IIR is the primary mechanism for the 15 percent minimum.
Examples
- A multinational headquartered in a country adopting IIR pays top-up tax on its low-taxed subsidiaries.
Related terms
Translations
ESRegla de Inclusión de Ingresos
ZH收入纳入规则
DEIncome Inclusion Rule
FRIncome Inclusion Rule
JA所得合算ルール
Citations
Related citations
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This entry cites
Primary sources
- OECD: GloBE Model RulesVerified 2026-05-20
Important disclaimer
This library is for general tax education only. Always verify filing obligations, due dates, and tax consequences against the cited primary source or with a qualified tax professional.