
Claim professional liability insurance as tax-deductible work expenses and save on tax
07.04.25
4
Minutes

Katrin Straub
Managing Director at nextsure
A professional lapse can quickly become expensive. The good news is that contributions to professional liability insurance are often tax-deductible as work-related expenses, helping to reduce your tax burden. Find out here how you can benefit and what you need to bear in mind.
The topic in brief and concise terms
Contributions to pure official liability insurance are generally fully deductible as business expenses and thus reduce your tax liability.
For combined policies (professional liability and personal liability), the professional portion must be proven in order to be recognised as deductible work-related expenses.
If your total work-related expenses exceed the flat-rate allowance of €1,230, it is worth itemising them individually, including the professional liability contributions.
Professional liability insurance as work-related expenses: understanding the basics
Liability insurance for civil servants and public-sector employees, often also called service liability insurance, covers professional risks. Contributions to purely professional liability insurance policies are generally fully deductible as work-related expenses. This applies when the insurance covers exclusively professional risks. Such cover is essential for many occupational groups in the public sector, such as teachers or police officers.
What matters is a clear separation between the professional and private risk components. Mixed tariffs, which also include private liability components, must be split. Only the professional portion can be claimed as work-related expenses. The deductibility of insurance policies is an important lever for tax optimisation. This distinction is crucial for the correct declaration in your tax return.
Practical examples: how to correctly declare official liability insurance in your tax return
A teacher loses the school’s master key during a school trip, resulting in costs of several thousand euros to replace the locking system. He can claim the contributions to his official liability insurance as employment expenses. Employees enter the contributions in Schedule N of their tax return.
Another example: a civil servant makes an incorrect decision that leads to a financial loss. Here too, the official liability insurance covers it, and the contributions are tax-deductible. Accurate documentation and, where necessary, a certificate from the insurer showing the proportion attributable to work are worth their weight in gold here. Different rules apply to the private liability insurance. Correct allocation ensures you secure the maximum tax benefit.
Flat-rate work-related expense allowance and individual evidence: what’s worthwhile?
The tax office automatically allows a flat-rate deduction for work-related expenses of currently EUR 1,230 per year for employees (as at 2023/2024). If your total work-related expenses, including professional liability insurance, are below this amount, you do not need to submit individual receipts. However, it is often worthwhile to calculate the actual costs.
The following costs may, for example, exceed the flat-rate allowance:
Premiums for professional liability insurance
Travel costs to work (commuter allowance of EUR 0.30 per kilometre for the first 20 kilometres)
Costs for specialist literature (often accepted up to EUR 110 without proof)
Expenses for a home office under certain conditions
Training costs
Our expert tip: Keep all receipts and check whether your actual work-related expenses exceed the EUR 1,230 flat-rate allowance. A detailed breakdown can significantly reduce your tax burden. The connection between insurance and tax offers optimisation potential here. This way, you can make use of all opportunities to reduce your tax burden.
Expert knowledge: legal foundations and recent rulings on official liability
The deductibility of advertising expenses is governed by Section 9 of the Income Tax Act (EStG). Accordingly, advertising expenses are costs incurred for the acquisition, safeguarding and preservation of income. Contributions to professional liability insurance clearly fall under this definition, as they cover a professional risk. The Federal Fiscal Court (BFH) has repeatedly confirmed that contributions to professional liability insurance are deductible as advertising expenses.
A BFH ruling (case no. VI R 11/18), for example, confirms deductibility if the insurance is necessary for practising the profession. Please note that for mixed contracts a clear separation of the professional portion is required, ideally by a certificate from the insurer. Knowledge of similar rules for legal expenses insurance can be helpful here. This ensures that the tax office recognises your details without objection.
Distinction: official liability, professional liability and personal liability in tax law
Official liability insurance is a special form of professional indemnity insurance for the public service. While pure professional indemnity insurance (e.g. for doctors, lawyers) is also tax-deductible as work-related expenses or business expenses, different rules apply to personal liability insurance. Contributions to private liability insurance can be deducted as special expenses within the scope of provision expenses, but only up to certain maximum amounts (1,900 euros for employees, 2,800 euros for self-employed persons).
These maximum amounts are often already used up by health and long-term care insurance contributions. Therefore, the full deductibility of official liability insurance as work-related expenses is a clear advantage. Make sure that your insurer clearly shows the professional portion of your policy if it is a combined contract. A professional liability insurance policy is often tailored to your needs. This helps you avoid disadvantages when claiming it for tax purposes.
Tax planning tips for civil servants: secure maximum tax benefits with official liability insurance
To claim contributions to official liability insurance for tax purposes as effectively as possible, you should keep a few points in mind. Keep accurate records of your insurance contributions and retain all receipts for seven years. For combined policies, request a certificate from your insurer showing the exact professional share of the premium. This proof is crucial for the tax office.
Further tips for optimisation:
Check every year whether your total work-related expenses exceed the employee flat-rate allowance of 1,230 euros.
Also declare smaller amounts for specialist literature or work equipment if you exceed the flat-rate allowance.
Use tax software or the help of a tax adviser to make full use of all deduction options.
Find out about specific regulations for your occupational group, for example as a civil servant with regard to health insurance.
Our expert tip: A pure official liability insurance policy with no private elements is the easiest to deduct for tax purposes as work-related expenses. This avoids apportionment issues and secures the full deduction. With these strategies, you can get the maximum out of your tax return.
Proper cover for work-related risks is of great importance for civil servants and employees in the public sector. At nextsure, we understand the specific requirements and offer tailored solutions in the area of professional indemnity insurance and other occupational insurance products. Our digital processes enable a quick and straightforward application. We help you find the optimal cover for your professional activities, taking tax aspects into account as well.
Request an individual risk analysis now: Have your insurance situation reviewed free of charge and receive concrete suggestions for improvement.
More useful links
Wikipedia offers a comprehensive overview of tax-deductible expenses (business expenses).
Gesetze im Internet contains the exact wording of Section 9 of the Income Tax Act (EStG) on tax-deductible expenses.
The Federal Ministry of Finance provides the administrative guidelines on Section 9 EStG (tax-deductible expenses).
The Federal Ministry of Finance contains an analysis of the tax changes in 2023.
Haufe offers a specialist article on Section 9 EStG (tax-deductible expenses).
Justice NRW provides a court decision from Düsseldorf on tax-deductible expenses.
The Federal Fiscal Court provides a decision of the Federal Fiscal Court on tax-deductible expenses.
FAQ
What exactly are work-related expenses in connection with official liability insurance?
Work-related expenses are costs incurred by you through your professional activity and used to acquire, secure and preserve your income. Contributions to an official liability insurance policy that covers work-related risks are included.
Do I need proof to claim the official liability insurance as tax-deductible work-related expenses?
Yes, you should keep premium invoices or a certificate from your insurer. For combined policies, proof of the business portion is particularly important.
How does official liability insurance affect my tax return if I also have private liability insurance?
The professional portion of the liability insurance can be claimed as work-related expenses. The private liability portion (or separate personal liability insurance) can be deducted as special expenses (provision expenses) up to certain maximum limits.
Is there a maximum amount for deducting official liability insurance as work-related expenses?
For pure work-related expenses, such as contributions to an exclusively professional indemnity insurance policy, there is no specific upper limit, provided they are reasonable and can be substantiated. They have a fully tax-reducing effect if they exceed the employee lump sum allowance.
Can teachers also deduct their professional liability insurance as work-related expenses?
Yes, teachers can claim the contributions to their professional liability insurance as work-related expenses in their tax return, as this insurance covers professional risks.
What happens if I forget to declare the professional liability insurance in my tax return?
If you forget to declare it and your work-related expenses then remain below the allowance or are lower, you may under certain circumstances pay more tax than necessary. A correction is still possible within the objection period or, under certain conditions, at a later stage.





