Calculate Qualified Domestic Minimum Top-Up Tax (QDMTT) or IIR (Income Inclusion Rule) top-up under OECD Pillar Two GloBE rules: top-up tax rate = max(0, 15% − ETR) × (income − substance-based income exclusion).
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Enter the values for the scenario you are assessing. Calculate Qualified Domestic Minimum Top-Up Tax (QDMTT) or IIR (Income Inclusion Rule) top-up under OECD Pillar Two GloBE rules: top-up tax rate = max(0, 15% − ETR) × (income − substance-based income exclusion). Use the pillar two top-up tax result to inform your calculation.