- Business in Poland -
Appeal against a ZUS decision – guide with templates and deadlines
An appeal against a ZUS decision is a legal remedy by which an insured person, contribution payer or another party challenges a decision issued by the Polish Social Insurance Institution (Zakład Ubezpieczeń Społecznych, ZUS) and requests that it be amended or revoked by the labour and social security court. The legal basis is primarily Article 83 of the Act on the Social Insurance System and Article 4779 et seq. of the Polish Code of Civil Procedure [1], [2].
In practice, an appeal against a ZUS decision often concerns the amount of social insurance contributions, social insurance coverage, allowances, old-age pensions, disability pensions, sickness benefits, accident benefits and the liability of management board members for contribution arrears. For businesses, decisions affecting employment costs, settlements with contractors, ZUS inspections and HR risks are particularly important. In such cases, it is often helpful to combine arguments from the area of social insurance law and employment law.
How to appeal against a ZUS decision step by step
The answer to the question of how to appeal against a ZUS decision begins with checking the date on which the decision was served. The deadline for filing an appeal runs from that date. Next, you need to determine which court has jurisdiction, which parts of the decision are being challenged and what evidence supports the party's position.
- Check the date of receipt of the decision and keep the envelope or proof of delivery.
- Read the instruction on appeal rights, but do not rely on it alone if the case is unusual.
- Determine whether an appeal is available or whether one of the statutory exceptions applies.
- Prepare the allegations, requests and evidence.
- File the appeal through the ZUS unit that issued the decision.
An appeal against a ZUS decision to the court is not filed directly with the court. As a rule, it is submitted to the ZUS unit that issued the decision, either in writing or orally for the record. ZUS may find the appeal fully justified and amend or revoke the decision within 30 days. If it does not do so, it forwards the case to the court together with the case file and its statement of reasons, generally also within 30 days from the date the appeal was filed [1], [2].
Deadline for appealing against a ZUS decision
The standard deadline is one month from the service of a copy of the decision [2]. This is a procedural deadline, so it is crucial to document when the decision was received. If the last day of the deadline falls on a Saturday or a statutory public holiday, the deadline expires on the next day that is not such a day.
A late appeal may be dismissed. However, the court may decide not to dismiss the appeal if the delay is not excessive and occurred for reasons beyond the appellant's control. The assessment depends on the facts of the case, so in the event of a delay it is advisable to immediately describe the reasons and attach evidence, such as medical records or proof of delivery problems.
When an appeal is not available - three exceptions
The Act on the Social Insurance System provides for three important exceptions. An appeal to the court is not available in the case of:
- a decision granting a benefit by way of exception;
- a decision refusing to grant a benefit by way of exception;
- a decision concerning the write-off of amounts due in respect of social insurance contributions.
In these cases, the party may apply to the President of ZUS for the case to be reconsidered, under the rules set out in the Code of Administrative Procedure [1], [3].
Is it worth appealing against a ZUS decision?
Whether it is worth appealing against a ZUS decision depends on the content of the decision, the value of the dispute, the quality of the documents and the consequences for the party. In business cases, a ZUS decision may affect not only one liability, but also the future employment model, settlement of management contracts, liability of management board members or the outcome of an inspection.
An appeal is particularly justified when ZUS has disregarded evidence, incorrectly established the facts, applied the wrong legal basis or drawn conclusions that contradict the documents. A broader discussion of the criteria for assessing a dispute is available in the article appeal against a ZUS decision - when it is worth challenging the pension authority.
What should an appeal against a ZUS decision include?
An appeal should be specific. It is not enough to write that the decision is unfair. Under the Code of Civil Procedure, an appeal should identify the challenged decision, briefly state the allegations and requests, provide reasons for them and include the signature of the appellant or their representative. In practice, it should also indicate the evidence supporting the request [2].
- the appellant's details and identification number, such as PESEL, NIP or REGON;
- identification of the ZUS unit that issued the decision;
- the date and reference number of the decision;
- an indication of whether the decision is challenged in whole or in part;
- the request, for example amendment of the decision and granting of a benefit or confirmation that there are no arrears;
- factual and legal grounds;
- evidentiary requests, for example documents, witness testimony or an expert opinion;
- signature and list of attachments.
Template appeal against a ZUS decision
The template below is a working draft and must be adapted to the specific facts of the case.
[Place, date]
Through: Zakład Ubezpieczeń Społecznych, Branch in [city]
To: Regional Court / District Court in [city], Labour and Social Security Division
Appellant: [name and surname / company name, address, PESEL/NIP/REGON]
Decision: ZUS decision dated [date], reference no. [reference number]
Appeal against a ZUS decision
Pursuant to Article 83 of the Act on the Social Insurance System and Article 4779 of the Code of Civil Procedure, I hereby appeal against the ZUS decision dated [date], reference no. [reference number], challenging it in whole / in part.
I request that the decision be amended by [precise request] and that evidence be taken from [list of evidence] to prove [description of circumstances].
Statement of reasons: [description of facts, allegations against the decision, indication of documents and legal arguments].
Attachments: [list of documents]
Signature: [signature]
Template request to accept a late appeal
If the deadline has been missed, the following wording may be added to the appeal:
I request that the appeal be accepted despite the expiry of the deadline, because the delay is not excessive and occurred for reasons beyond my control. The reason for the delay was [description]. To confirm the above, I attach [evidence].
Most common mistakes in appeals against ZUS decisions
- filing the letter after the deadline without explaining the reasons for the delay;
- lack of a precise request;
- general allegations without evidence;
- failure to include documents from a ZUS inspection;
- failure to consider the effects of the decision on other proceedings, for example tax, employment or corporate matters.
This material is for information purposes only and does not constitute legal advice. In cases where a ZUS decision affects the situation of the management board, the contribution payer or a larger group of employees, it is advisable to analyse the documents before filing an appeal. Support in such an assessment may be provided by Kopeć & Zaborowski law firm, especially where the dispute with ZUS is connected with employment risks, business risks or the liability of managers.
FAQ - Appeal against a ZUS decision
Is an appeal against a ZUS decision filed with the court?
Formally, the appeal is addressed to the court, but it is filed through the ZUS unit that issued the decision.
What is the deadline for appealing against a ZUS decision?
As a rule, the deadline is one month from the service of the decision. The key date is the date of receipt, not the date on which the decision was issued.
Can ZUS change its decision after an appeal?
Yes. If ZUS finds the appeal fully justified, it may amend or revoke the decision without forwarding the case to the court.
Will a late appeal always be dismissed?
Not always. The court may accept a late appeal if the delay is not excessive and resulted from reasons beyond the appellant's control.
Do I need to attach evidence to the appeal?
Yes, it is advisable to attach documents already at the appeal stage. You may also request the examination of witnesses, an expert opinion or an order requiring ZUS to produce the case file.
Can an entrepreneur appeal against a decision on contributions?
Yes. A contribution payer may challenge a decision concerning arrears, social insurance coverage, the contribution assessment base or liability for contribution obligations.
Author: adw. Maciej Zaborowski, Managing Partner
E-mail: m.zaborowski@kkz.com.pl
Bibliography
- [1] Act of 13 October 1998 on the Social Insurance System.
- [2] Act of 17 November 1964 - Code of Civil Procedure.
- [3] Act of 14 June 1960 - Code of Administrative Procedure.
- [4] Polish Social Insurance Institution, customer information on appeals against ZUS decisions, zus.pl.






