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Pillar 3a for the Self-Employed: Tax-Deductible Retirement Savings

August 16, 2026 · facturio

Pillar 3a is a voluntary, tax-privileged savings account. For the self-employed — who have no employer pension — it is often the backbone of retirement planning.

Why it matters

Contributions to pillar 3a are deductible from your taxable income, and the money grows tax-free until retirement. For a self-employed person it is one of the cleanest ways to reduce your tax bill while saving.

The tax deduction reduces your taxable income in the year you contribute, which directly lowers your federal, cantonal and communal tax bill.

Growth inside the account is not taxed while it accumulates. This tax-free compounding is a significant advantage over ordinary savings.

For the self-employed with no second pillar, pillar 3a is often the difference between an adequate retirement and a thin one.

  • Contributions are tax-deductible.
  • Capital grows tax-free.
  • Withdrawable at retirement (or for housing, under conditions).

How much you can contribute

There is an annual maximum set by the federal government. Self-employed people with no second pillar can often pay in a higher amount than employees.

The standard maximum applies to most people, but if you have no occupational pension you may qualify for the higher self-employed limit.

The limits are adjusted periodically and are published each year. Check the current figure before deciding how much to pay in.

You can contribute the maximum, or any smaller amount. Even a partial contribution still delivers a proportionate tax saving.

Make it a habit

Pay into your 3a account early in the year rather than in December. The earlier the money is invested, the longer it compounds — and you are not scrambling at year-end for the deduction.

Automate a monthly transfer into your 3a account. Small regular contributions beat a single rushed payment, both for discipline and for compounding.

Contributions for a given tax year must be made within that year. Paying in December still counts, but leaves no room for error or delay.

Spread your contributions across multiple 3a accounts if it suits your withdrawal strategy. Multiple accounts give flexibility at retirement.

Rules to know

Pillar 3a funds are locked until retirement, with limited exceptions such as buying a primary residence or leaving Switzerland permanently.

Withdrawals are taxed at a reduced rate, separate from your ordinary income. This is part of why the structure is attractive.

You can hold your 3a as a savings account or invest it, for example in funds. Investment accounts offer higher long-term potential but carry market risk.

Choose a provider you trust and review fees. Over decades, small differences in fees compound into large differences in your balance.

Related reading — Preparing Your Tax Return on strongwinds.ch: practical AI routines for Swiss freelancers and SMEs.

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