How is the AVS annuity calculated?

The AVS annuity is based on the total sum of contributions paid during the entire working life, not on the final salary. UFAS/BSV applies a uniform federal formula that considers the number of years of contribution (including accredited periods for education of children up to age 16 and disability) and amounts paid. The cantonal compensation fund performs the personal calculation at the time of the request and sends an analytical report showing the detail of the monthly income due.

What are contribution gaps and how do they affect income?

Contribution gaps are periods without AVS payments, caused by unemployment, training, illness, maternity or work inactivity. Not all reduce the annuity in the same way: periods of education for children up to the age of 16 and periods of disability certified by AI are automatically compensated. Other shortcomings result in a reduction in the pension, which may trigger the right to supplementary benefits if insufficient to the minimum living.

When do the supplementary services start and how are they required?

Complementary benefits occur when the AVS annuity (possibly added to other income) does not reach the minimum subsistence level established by the canton. They are not automatic: you must submit a formal application to the cantonal social assistance office. Access depends on insufficient income and the verification of the balance sheet (criteria that vary by canton). Monthly amounts vary by canton and disbursing entity.

What role does the cantonal clearing house play?

The canton compensation fund (e.g. Appenzello Esterno) collects AVS/AI/IPG contributions from employers and employees, manages the personal files of all policyholders in the canton, calculates individual pensions, pays monthly checks and coordinates with UFAS/BSV at the federal level. It operates under federal supervision and ensures uniformity of the system throughout the national territory.

At what age can the AVS annuity be requested and what documents are needed?

The age is 64 years for women, 65 years for men. Three months before the retirement date, the fund sends the application form and the personal file. You need: valid identity document, work certificates for periods absent from registration, pay slips, certificates of schooling if applicable, certificates of disability. The application must be signed and sent within three months from the date of retirement, under penalty of partial or total forfeiture of the right.

AVS and complementary services: the first pillar (cross-border guide)

Di Laura Bianchi · Published on 25 August 2026

Administrative building in Alpine Swiss canton: AVS compensation fund office

How Swiss old-age insurance works: mandatory contributions, contribution gaps, annuities and supplementary benefits to cover the minimum living wage.

Context

In a nutshell

AVS is the first mandatory Swiss social security pillar, federally managed by UFAS/BSV
Contributions: 5.3% to be paid by the employee, 5.3% by the employer (10.6% total) for AVS/AI/IPG
Earnings depend on years of contribution and amounts paid during working life
Supplementary benefits intervene if the annuity does not cover the minimum subsistence

Key facts

What: Old-age and survivors insurance (first federal pillar)
Who manages: Federal Office of Social Insurance (UFAS/BSV) at federal level
Compensation Fund: Cantonal body that collects contributions and pays annuities
Employee rate: 5.3% of gross salary (AVS/AI/IPG)
Employer rate: 5.3% (total system 10.6%)
Retirement age: 64 years old women, 65 years old men

Old-age and survivors' insurance (AVS) is the first pillar of Swiss social security and is compulsory for all residents and workers in Switzerland, regardless of the canton of residence. Administered at the federal level by the Federal Office of Social Insurance (UFAS/BSV), the system is financed through contributions paid in proportion to income and guarantees universal basic social security coverage.

AVS payments are withheld monthly from the paycheck: employees pay 5.3% of the gross salary, while employers contribute a further 5.3%, for a total of 10.6%. In the same

Operational details

Contribution gaps are one of the most common factors that reduce the final amount of the AVS pension received by Swiss pensioners. A contribution gap occurs when a person does not pay contributions for a certain period of his or her life: during periods of registered unemployment, years of school or university education, prolonged illness, maternity (in part), or work inactivity without declared income.

How gap coverage works

Not all gaps affect income in the same way. Swiss federal law provides for automatic compensation mechanisms for certain situations. For example, the 16 years of children's education (from the first year of life up to the age of 16) are considered as full contribution years, even without actual payments. Likewise, periods of disability recognised by disability insurance (AI) can be partially covered, completing the missing contributions in order to preserve the right to a decent pension.

But other gaps are not filled automatically. If a worker has ceased his activity for reasons of higher training or has suffered prolonged periods of inactivity not covered by the above provisions, the compensation fund shall count this lack in the calculation of the final annuity. In these cases, the amount of the resulting annuity may be significantly less than the

Useful planning tools

To estimate your pension strategy, use the pension planner and the pillar 3 simulator.

Key points

To benefit from the AVS pension, it is necessary to follow a well-defined administrative procedure at the compensation fund of your canton. Although the right arises automatically upon reaching the pensionable age (64 years for women, 65 for men), the payment of the pension does not start without a formal request signed.

For a precise net salary calculation, use our tax comparator: compare take-home pay between G and B permits with all 2026 deductions.

Frequently Asked Questions

How is the AVS annuity calculated?: The AVS annuity is based on the total sum of contributions paid during the entire working life, not on the final salary. UFAS/BSV applies a uniform federal formula that considers the number of years of contribution (including accredited periods for education of children up to age 16 and disability) and amounts paid. The cantonal compensation fund performs the personal calculation at the time of the request and sends an analytical report showing the detail of the monthly income due.
What are contribution gaps and how do they affect income?: Contribution gaps are periods without AVS payments, caused by unemployment, training, illness, maternity or work inactivity. Not all reduce the annuity in the same way: periods of education for children up to the age of 16 and periods of disability certified by AI are automatically compensated. Other shortcomings result in a reduction in the pension, which may trigger the right to supplementary benefits if insufficient to the minimum living.
When do the supplementary services start and how are they required?: Complementary benefits occur when the AVS annuity (possibly added to other income) does not reach the minimum subsistence level established by the canton. They are not automatic: you must submit a formal application to the cantonal social assistance office. Access depends on insufficient income and the verification of the balance sheet (criteria that vary by canton). Monthly amounts vary by canton and disbursing entity.
What role does the cantonal clearing house play?: The canton compensation fund (e.g. Appenzello Esterno) collects AVS/AI/IPG contributions from employers and employees, manages the personal files of all policyholders in the canton, calculates individual pensions, pays monthly checks and coordinates with UFAS/BSV at the federal level. It operates under federal supervision and ensures uniformity of the system throughout the national territory.
At what age can the AVS annuity be requested and what documents are needed?: The age is 64 years for women, 65 years for men. Three months before the retirement date, the fund sends the application form and the personal file. You need: valid identity document, work certificates for periods absent from registration, pay slips, certificates of schooling if applicable, certificates of disability. The application must be signed and sent within three months from the date of retirement, under penalty of partial or total forfeiture of the right.