Contractor retains repaired device: security until payment
Repair business retains a device until payment: section 471 ABGB, due date, connection to costs, security and objections.
18 September 2026, Mag. Bernhard Brandauer, Rechtsanwalt
A repair business may retain a repaired device until payment under specific conditions. Section 471(1) of the Austrian Civil Code, ABGB, requires the contractor to be obliged to return the item and to have a due claim for expenditure made on that item or for damage caused by it.
The retention right is therefore tied to the particular item and to a due claim. An unpaid invoice from a different assignment does not automatically provide this security. Mere possession of the device does not answer the legal question.
The first review should bring together the repair order, scope of work, invoice, due date, objections and the device’s current location. This shows whether return can be requested against payment and which documents are still missing.
Does retention fit your repair dispute?
Use one short question to structure the starting point. Possession, due date, connection to the costs and objections are decisive.
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Which situation applies?
Choose the answer closest to your situation.
Overview of all answers.
Review the item and claim together
Record the order, scope of repair, invoice, due date and current possession. Then assess whether section 471 ABGB can support retention of this particular item.
Classify the disputed claim separately
Keep alleged defects, individual repair works and the invoice separate. Retention does not replace the review of whether the claim is due and owed on its stated basis.
Review the effect of the security
Record the specific offer and assess whether it can operate as security. Section 471(2) ABGB expressly excludes security provided by a surety.
When a repair business may retain the device
Section 471(1) ABGB applies to a person who is obliged to return an item. A repair business must therefore still have the device under the particular assignment and in principle owe its return. The provision secures delivery of the item. It does not change ownership.
There must also be a due claim. Section 471 ABGB refers to claims for expenditure made on the item or for damage caused by the item. In a repair case, the connection will commonly concern work and expenditure relating to that device. The order and invoice remain decisive.
The review is therefore specific: Which item is retained, who must return it, which claim is due and how does that claim relate to the item? The security effect of section 471 ABGB can be assessed only when these points fit together.
Which invoice the device may secure
Calling an amount a repair invoice is not enough for the allocation. The invoice should identify the device, the commissioned works and the parts or services charged. Where there are several assignments, each assignment needs its own allocation.
A claim arising from the repair of the same device requires a different review from an unpaid amount for an earlier service or another customer assignment. Whether another amount is covered depends on its specific connection to the item and the contract. A general running account is not a safe substitute for that analysis.
Additional positions also need a contractual basis. Storage, further testing, transport or an extension of the assignment should be assessed separately against the contract and the work performed. The security effect of section 471 ABGB should not simply be extended to every open position.
Why the due date and cost schedule belong together
Section 471(1) ABGB requires a due claim. The invoice should therefore be placed in a short chronology. The contractual payment term, receipt of the invoice, agreed acceptance or approval and payments already made all matter.
Due date and amount are separate issues. A contractor may have issued an invoice on time while individual positions remain unclear. Conversely, the work may be established while the payment term has not expired. Both questions affect the security analysis.
After a partial payment, the open balance must be recalculated. A written schedule prevents the customer from being confronted with an amount already paid or credited. The current balance should match the claim on which retention of the device is based.
How security can enable return of the device
Section 471(2) ABGB provides that the exercise of the retention right can be prevented by providing security. This concerns the specific security function: the contractor should return the item when the due claim is sufficiently secured in another way.
The provision also sets a limit. Security provided by a surety is excluded. An offer should therefore be recorded precisely, including the amount, the scope of coverage and its connection to the due claim. A mere intention to pay is different.
Until the parties agree on the security, they should record the device’s condition, the open amount and the conditions for return in writing. This reduces disputes about use, damage and the time at which the device should become available again.
What to review when payment and defects are disputed
If the customer disputes the invoice, the contractor must be able to show the repair order and the work performed. The objection may concern the scope, quality, necessity or calculation of the service. Section 471 ABGB does not decide these objections automatically.
The relevant material includes communications, photographs, test reports, work records, approved estimates and any remedial work. An allegation of defects may affect the payment claim and the due date of individual positions. The device should be stored carefully while the issue is clarified.
A dispute about return must be kept separate from the question whether a payment action, settlement or another solution makes sense. Anyone continuing to retain the device should compare the stated claim and legal basis with the current facts.
Which documents the creditor should prepare
A structured chronology is enough for the first legal review. It starts with the order and estimate, continues through delivery, repair, questions and completion, and ends with the invoice and payment requests.
The device, serial number or another identifier, current storage location and agreed return conditions should also be recorded. Messages about collection appointments, postponements or obstacles to collection may be relevant.
The invoice should distinguish the main work, materials, additional works, payments and credits. This makes it possible to see which position is due and whether the claim concerns expenditure on the same item that is still being retained.
Common mistake: The device is retained because any account remains open. Under section 471 ABGB, the item, obligation to return, due claim and connection to the expenditure must fit together.
How the firm structures return and payment
BRANDAUER Attorneys first set out the assignment, possession of the device, obligation to return and open invoice. The firm then reviews whether the claim is due and whether it concerns expenditure on the retained device.
Objections are assessed separately, including the repair scope, acceptance, alleged defects, payments and any offer of security. The result may support a factual payment request, an agreement on security and return, or preparation of court proceedings.
A short chronology, the complete invoice and key communications are useful for the enquiry. They allow the retention issue to be assessed from the documents rather than from a general description of the account.
Frequently asked questions about retention after repairs
Can a repair business keep the device for any unpaid invoice?
Section 471 ABGB requires a due claim for expenditure on the item or for damage caused by the item. An invoice from another assignment therefore needs separate review.
Must the repair be fully completed?
Section 471 ABGB refers to the obligation to return and a due claim. Whether the particular claim is due and which work is owed depends on the assignment, progress and invoice.
Can the customer obtain the device by providing security?
Under section 471(2) ABGB, security can prevent exercise of the retention right. Security provided by a surety is excluded by that provision.
What should be reviewed first when the repair invoice is disputed?
Important points are the order, scope, due date, invoice, payments, alleged defects and communications about return. Retention does not replace review of the claim.
Retention right, Repair invoice, Work remuneration, Device, Section 471 ABGB, Due date, Return, Austria