How does the Italian contributivo pension work?

Under the sistema contributivo your INPS contributions each year (33% of gross salary for employees) build a notional pot, the montante contributivo, revalued each year by a five-year average of nominal GDP growth. At retirement the pot is multiplied by a coefficiente di trasformazione that depends on your age to give the annual pension.

What is the coefficiente di trasformazione?

It is an age-based factor that converts your accumulated montante into an annual pension. It rises with retirement age — roughly 4.7% at 62 up to about 5.7% at 70 — because retiring later means fewer expected years drawing the pension. The factors are updated periodically for life expectancy.

How much can I deduct for a fondo pensione?

Voluntary pension fund (fondo pensione) contributions are deductible from taxable income up to €5,164.57 per year. Beyond the tax relief, the fund grows with its own investment returns and pays out separately from the INPS state pension, so it tops up your retirement income.

Is 33% really the INPS contribution rate?

For most employees total INPS contributions are about 33% of gross salary — roughly 23.81% paid by the employer and 9.19% by the employee. Self-employed and other categories have different rates. This calculator lets you set the percentage to match your situation.

Does this calculator store my data?

No. Every figure is computed in your browser and nothing is uploaded, so you can plan your retirement privately.

Italy Pension & Retirement Calculator

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This Italy pension calculator projects your retirement income under the Italian contributivo system: it accumulates your INPS contributions into a revalued montante, converts it with the age-based coefficiente di trasformazione, and adds any voluntary fondo pensione you build alongside it.

How it works

Each working year you contribute a percentage of gross salary to INPS (about 33% for employees). Those contributions form the montante contributivo, a notional pot that is revalued annually by a five-year average of nominal GDP growth. In the model the pot grows as:

montante = Σ (yearly contribution) compounded at the revaluation rate

At retirement the montante is multiplied by the coefficiente di trasformazione for your age — roughly 4.7% at 62 rising to about 5.7% at 70 — to give the annual INPS pension. Separately, your voluntary fondo pensione contributions (deductible up to €5,164.57/yr) compound at their own return and convert to income too.

How it works — the formula

INPS pension = montante × coefficiente(retirement age)
fund pot     = future value of yearly fund contributions at the fund return

Example

An employee on EUR 35,000 gross contributing 33% to INPS for 35 years, with the pot revalued at 1.5% a year, builds a montante of roughly EUR 480,000. Retiring at 67 with a coefficient near 5.5% gives an INPS pension around EUR 26,000/year. Adding EUR 2,000/year into a fondo pensione growing at 3% for 35 years adds a pot of roughly EUR 120,000, a useful top-up.

Notes

Real INPS rules add minimum-contribution years, transitional retributivo amounts for older workers, and periodic coefficient revisions for life expectancy — this is a simplified projection, not an official estimate. Check your “La mia pensione futura” simulation on the INPS portal for a personalised figure.