Year-End Optimizer
See how much to contribute before 31 Dec to lower your tax.
Tax Optimization
Fill the tax tools from your real data, auto-detect deductible expenses and see how to lower your tax.
128 days left until 31 December.
Estimate only — a simplified model, not tax advice.
Claimed vs remaining headroom
Per deduction, capped by the plafondQuick insights
2 newComputed from your inputs · no account dataOpportunity
Contribute €3,344 before year-end
Filling your remaining plafond headroom could save about €1,304 in tax.
Reminder
Consider a one-off ASRD premium
A single mortgage-insurance (solde restant dû) premium is deductible within its own plafond.
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How this works
For each capped deduction we compute the remaining headroom, then value the total top-up at your marginal rate.
Contributions only count when made before 31 December — the countdown shows how long you have.
Plafonds approximate31 December cut-offEstimate, not tax advice