Poland’s ZUS (Social Insurance Institution) will recalculate pensions for specific birth years starting June 1, 2026, but retroactive payments are unlikely for many.
Pension Recalculation for Thousands Planned
The ZUS will recalculate pensions for thousands of individuals, with a list of eligible birth years established, though not everyone will see an increase.
Some pensioners could gain up to 2,000 PLN per month from the planned recalculation of benefits. However, the government’s draft law currently applies only to future benefits, potentially forfeiting back payments reaching tens of thousands of PLN.
New Rules Apply to Select Birth Years
The new regulations will only cover selected birth years and will not be applied automatically to all eligible individuals. Submitting an application by a specific deadline will be crucial for some.
No Retroactive Payments Included
The ZUS will recalculate pensions but will not issue retroactive payments. Individuals could lose out on tens of thousands of PLN in potential back payments.
Changes to Early Retirement Calculations
The Ministry of Family’s draft law proposes changes to how pensions are calculated for those who previously took early retirement. This concerns a mechanism that, since 2013, has reduced standard pensions by previously paid amounts.
Partial Elimination of Deduction Mechanism
The new legislation aims to eliminate this mechanism, but only partially. Pensions will be recalculated without the deductions, but without compensation for years when benefits were lower. This differs from successful court cases where seniors receive back payments for up to three years.
Eligible Birth Years [LIST]
The draft law clearly identifies who can benefit from the new rules: individuals caught in the “regulatory trap” following changes in 2012.
Eligibility Criteria
Eligibility requires meeting additional conditions beyond simply belonging to an eligible birth year.
Target Group Identified
The group targeted by the legislation—according to the drafters—did not have a realistic ability to foresee the consequences of the legal changes. Initial estimates suggest around 53,000 potential beneficiaries, with women comprising the majority (45,900).
Application Requirements and Automatic Recalculations
The project introduces two different recalculation procedures, which could be crucial for pensioners.
Implementation Date: June 1, 2026
The project indicates that the new regulations will take effect on June 1, 2026. From that date, the ZUS will begin recalculations and have up to six months to issue decisions. Initial decisions could appear in the summer, but some pensioners may wait until the end of the year. The final date is not yet confirmed.
Potential Gains and Losses Without Retroactive Payments
The project opens the door to higher benefits, but the scale of those benefits varies. If the recalculated pension increases by 500–1500 PLN per month, the lack of retroactive payments for up to three years could result in a loss of approximately 18,000 PLN to over 50,000 PLN.
The new regulations only increase benefits prospectively, without paying arrears for previous years. Seniors will not lose the money they have already received, but they will not recover what they could have won in court.
Hidden Catch: Unequal Benefits
The project stipulates that in some cases, the pension will be calculated not on the date of application, but on the date of reaching retirement age. This could limit the benefit amount for those who delayed retirement, anticipating an increase.
Safeguard Provision
However, the regulations include a safeguard: if the new calculation results in a lower pension, the ZUS will maintain the current, higher pension.
Will This End Lawsuits Against ZUS?
The project also limits the possibility of initiating new proceedings after the law comes into force. While many cases are still pending, the legal route may become significantly narrower after the changes. This may be a deciding moment for some seniors: wait for the law or fight for full compensation in court.
Legal Basis
Draft Act on determining the amount of pensions from the Social Insurance Fund for persons who, as of June 6, 2012, switched to pensions under the rules applicable to persons born before January 1, 1949 (UD204)



