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Fat FIRE

Planning assumption

FI Number = Annual Expenses × 25

Inputs

€
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FI number

€1.8M

Targets a bigger number by assuming a comfortable, higher-spending lifestyle in retirement — restaurants, travel, no real budget anxiety. It takes longer to reach but leaves far more cushion for the unexpected.

🇵🇹 Portugal has no general tax on financial wealth, but it does have AIMI (an additional property tax) above certain thresholds — relevant if part of a Fat FIRE number is meant to include real estate, not just an investment portfolio.