Damages

Settlement and proceedings: claim where the damage amount is unclear

Claiming damages in Austria when the amount is unclear: section 273 ZPO, partial claims, settlements, evidence and costs explained.

BRANDAUER Rechtsanwälte
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Mag. Bernhard Brandauer, Rechtsanwalt

BRANDAUER Rechtsanwälte · Damages and civil law

Details decide a damages claim: cause, evidence, each head of loss and the applicable deadline. We put these levels into a clear order and represent your interests in negotiations and in court.

3 October 2026 · Mag. Bernhard Brandauer, Rechtsanwalt

A damages action with an initially uncertain amount presents a different problem from a loss that can already be calculated conclusively. The court needs a comprehensible claim and a structured account of the relevant heads of loss, even where medical or financial consequences are not fully known. Uncertainty should be explained rather than hidden in an unsupported lump sum.

A settlement under section 1380 ABGB is not another name for an action. It is a contract in which the parties determine a disputed or uncertain right through mutual concessions. A lump-sum payment may end the dispute if the agreement clearly identifies which claims are released in exchange for that payment.

The two questions must therefore be examined together but kept distinct: which heads of loss can already be pleaded and supported, and what should a settlement do with the remaining uncertainty? This article sets out the main Austrian-law checkpoints without treating a claim, a lump-sum payment and a court settlement as interchangeable.

Assess your situation

Which question about a claim with an uncertain damage amount is open?

Separate the heads of loss in the action, the medical prognosis, a possible settlement and the intended scope of release. This makes clear which uncertainty still needs to be addressed before agreement.

01 Question 1

What is mainly unclear in your case?

An uncertain amount raises questions about pleading, evidence, later consequences and the reach of a possible settlement.

Result

Your orientation

01

Set out records, prognosis and the development of each relevant head of loss over time.

Arrange diagnoses, treatment, prognosis and open questions by date. For each item, record what is established, which evidence is missing and which development remains only possible.

02

Make the reservation, affected consequence, evidence and later process concrete.

A reservation should identify the consequence, relevant period, required evidence and route for a later claim. A general safety clause often leaves too much unresolved.

03

Distinguish pleaded heads of loss, released claims and settlement exceptions.

Mark principal loss, ancillary claims, known consequences and expressly excluded points in the draft. Also check whether final release is tied to full payment.

How an action differs from a settlement

An action asserts a legal claim in court. Its relief must identify the subject matter; section 226 ZPO requires a definite claim. An amount does not remain uncertain merely because the relevant loss has not yet been separated into its individual components.

A settlement serves a different purpose. It replaces a contested decision with an agreed solution and can address matters that cannot yet be proved with complete certainty. The lump-sum is the agreed performance, not the proceedings themselves.

The guidance on evidence, negotiation and limitation helps separate the documents needed for the action from the issues that the parties intend to resolve in negotiation. That distinction reduces the risk of reading an unclear payment promise as a complete procedural settlement.

How to structure an uncertain damage amount

Do not begin with one total. List pain and suffering, treatment costs, loss of earnings, household assistance, property loss, interest and procedural costs separately. Each item may have its own evidence and calculation period. Mark the amount already incurred and the part that remains open.

Section 273 ZPO may permit a judicial estimate under its conditions. It does not remove the need for a coherent factual case or the records that show the approximate scale of the loss. For every item, explain the basis of calculation and the reason why uncertainty remains.

For personal injury, discharge reports, imaging, treatment plans, invoices and information about work capacity are particularly useful. The guidance on pain and consequential loss and the personal injury and medical costs overview help organise that material.

When a settlement reservation may be appropriate

A settlement can resolve the loss that is currently foreseeable while excluding a specifically described later development. The reservation should connect to the relevant injury or consequence. It should also state the period, evidence and procedure for a later calculation or demand.

The arrangement might concern an operation that cannot yet be assessed conclusively or a medically documented deterioration. Whether the reservation works in practice depends on the complete agreement and on what uncertainty was recognisable when it was signed.

The words “all further loss is reserved” do not answer those questions on their own. They may leave open which development is intended and whether unrelated heads of loss are also excluded. The more precisely the exception is described, the easier it is to decide later whether it applies.

How to read the release clause

Section 1389 ABGB generally limits a settlement to the particular dispute. A broad release clause must therefore be read together with the event, the subject discussed in negotiations, the known facts and any expressly excluded points.

Check whether the draft identifies the principal and ancillary claims, payments already made, insurance benefits, interest and costs. It should also state whether release takes effect on signature, payment or full receipt of the agreed amount.

Section 1385 ABGB contains a specific rule on mistake in a settlement. That narrow rule is not a substitute for describing the uncertain development in the agreement. Known uncertainty belongs in an express reservation or a staged arrangement before signature.

What an agreement changes in pending proceedings

An out-of-court agreement does not automatically dispose of an action already filed. The parties must decide whether the action will be withdrawn, stayed or otherwise dealt with. Costs, interest and notice to the court also need an express arrangement.

A court settlement under section 204 ZPO has a different form from a private contract. It can shape the procedural position directly, but it still requires careful review of payment conditions and the exact scope of the release.

For instalments or a later one-off payment, state the due date, account, default consequences and the order in which payment and final release operate. A reservation does not remove limitation questions. Sections 1489 and 1497 ABGB must be applied to the particular head of loss and procedural history. The limitation check helps collect the relevant dates.

Common errors when the amount is uncertain

A frequent error is to treat a provisional calculation as a complete schedule of loss. Each item should have a period, calculation method and current evidence status. This shows whether the dispute concerns amount, liability or only a possible later development.

A settlement draft that states only a figure creates a similar problem. Without a defined subject of release, the parties may later disagree about whether a treatment, loss of earnings or consequential effect was already included.

Where several people are affected, authority and the scope of the declaration must also be checked. An agreement between two parties does not automatically dispose of rights held by insurers, employers or other persons. Costs, security and the exact time of performance belong in the final review.

What to organise before an action or settlement

Prepare a table for every head of loss showing the event, period, amount incurred, supporting records and medical or financial prognosis. Also mark which facts are agreed, disputed or expected only in the future.

Read that overview beside the statement of claim or settlement draft. Check the relief, calculation, payment, due date, release, reservation, costs, interest and treatment of the pending proceedings. The damage documents checklist provides a practical starting structure.

Before accepting a final lump sum, decide whether the known loss is supported well enough and whether the remaining uncertainty is better addressed by a precise reservation, a partial settlement or a later calculation. The answer emerges from the records, calculation and agreement read as a whole.

Practical core: In an action with an uncertain damage amount, keep three questions separate: which heads of loss can already be supported, what does the settlement release finally and which specific development remains outside it? That separation makes the effect of a lump-sum payment and the remaining procedural risk understandable.

Frequently asked questions

Claims, settlements and uncertain damage amounts

Can I bring an action if the exact amount is not yet known? +
That depends on the available facts, the individual heads of loss and the procedural stage. The claim must identify the subject matter; section 273 ZPO may allow an estimate in appropriate circumstances but does not replace a coherent basis.
Is a lump-sum payment automatically a settlement? +
A lump sum usually describes the agreed payment. Whether there is a settlement and which claims are released depends on the agreement and the mutual concessions under section 1380 ABGB.
Can a reservation preserve later loss? +
It may do so when the consequence, period, evidence and later process are described with sufficient precision. A general clause is not necessarily clear in every case.
What happens to pending proceedings after agreement? +
A private agreement does not end court proceedings by itself. Withdrawal, a stay or another procedural step, together with costs and notice to the court, must be addressed separately.

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