How pension capital is taxed when you withdraw it

In one line: A lump sum from your pension fund or 3a is never added to your ordinary income — it is taxed once, on its own, at a reduced rate.

This is the single most consequential tax event in most Swiss retirement plans, and the rules that govern it are not intuitive. This guide explains the mechanism.

Taxed once, and separately

When pension capital is paid out — from Pillar 2, from a vested-benefits account, or from a 3a — it is not added to your other income for that year. If it were, a single large withdrawal would push you to the top of the ordinary income-tax scale.

Instead the law treats it as its own, one-off event:

• Federal level: the capital benefit is subject to a separate full annual tax, calculated at one fifth of the ordinary federal income-tax tariff (DBG Art. 38).
• Cantonal and communal level: cantons are required to tax capital benefits separately from income and at a reduced rate (StHG Art. 11 para. 3) — but each canton writes its own scale, and each commune applies its own multiplier on top.

The federal part is the same wherever you live. Almost all of the variation you hear about between cantons comes from the second bullet.

Three things change the bill

1. Where you live on the payout date

The competent canton and commune are those of your tax residence at the moment the capital is paid out — not where you earned it, and not where the pension fund is based.

A genuine move before a withdrawal therefore changes which scale applies. The authorities do examine whether the residence is real; a paper change of address without an actual relocation can be challenged.

2. How much comes out in one year

Most cantonal scales are progressive: the larger the amount withdrawn in a single year, the higher the rate applied to it. Two CHF 200'000 withdrawals in two different years are not taxed the same as one CHF 400'000 withdrawal.

3. What else came out that year

All capital benefits paid in the same calendar year are added together to set the rate. That includes withdrawals from different accounts, and — under current law — your spouse's withdrawals as well. Couples who both retire in the same year and both take a lump sum are frequently taxed as though one person had taken the combined amount.

The levers this creates

• Spread withdrawals across calendar years. Because the scale is progressive and same-year amounts are combined, splitting reduces the total. Different years, not different months.
• Hold several 3a accounts. An account must be closed in full, so the only way to split 3a withdrawals is to have opened more than one, years earlier.
• Coordinate between spouses while aggregation applies, rather than both drawing in the same year.
• Watch the three-year lock after a buy-in. Capital corresponding to a voluntary pension-fund buy-in cannot be withdrawn as a lump sum for three years without the deduction being reclaimed (BVG Art. 79b para. 3). Buy-ins and withdrawal timing have to be planned together.

Pension or lump sum: the tax angle only

A pension is added to your income and taxed every year at the ordinary rate for as long as you live. A lump sum is taxed once at the reduced rate, after which only the returns it generates and the wealth it represents are taxed.

Neither is universally cheaper. Which wins depends on your canton, the amount, your other income and how long you live — which is why this is a calculation, not a rule of thumb.

One change to keep an eye on

A federal relief package has proposed changing how capital benefits are taxed, including ending spousal aggregation and replacing the one-fifth rule with a single tariff. It is not enacted: it remains subject to parliamentary approval and a possible referendum, so the rules above are what currently applies. We state this only so the proposal is not a surprise — not as a forecast of the outcome.

Common questions

Is pension capital added to my income?

No. It is taxed separately from all other income, once, in the year it is paid out, at a reduced rate.

Does the canton really make a large difference?

Yes. The federal part is identical everywhere, but each canton sets its own scale for capital benefits and each commune applies its own multiplier, so the same lump sum produces materially different bills across Switzerland.

Which canton taxes my withdrawal?

The one where you have tax residence on the date the capital is paid out. A genuine relocation before the payout changes the applicable scale; a purely formal change of address can be challenged.

Are my spouse's withdrawals counted with mine?

Under current law, yes — capital benefits paid to both spouses in the same year are combined to determine the rate. This is one of the reasons couples often stagger their withdrawals.

Sources: DBG (SR 642.11) Art. 38 para. 1 and 2 (separate annual tax, one-fifth tariff); StHG (SR 642.14) Art. 11 para. 3 (cantonal separate taxation at a reduced rate); BVG (SR 831.40) Art. 79b para. 3 (three-year lock after a buy-in); cantonal tax legislation; Federal Tax Administration (ESTV). The proposal referenced above is the ESTV/EFV factsheet on the taxation of capital benefits, 25 June 2025.

Educational information, not financial advice. Figures and rules are for 2026 and may change.