The Social Democrats’ wealth tax proposal: what it means for Danish property owners
29 April 2026 · 12 min read · Tax
Denmark is considering a new wealth tax that could have a major impact on property owners, especially those with large property portfolios. The main concerns include taxing unrealised gains, liquidity challenges and administrative complexity. It is essential to stay informed, review your portfolio and plan to handle potential risks in a changing tax environment.
Written by Bodhi.
In recent months, the Social Democrats (Socialdemokratiet) have put forward a proposal to introduce a new form of wealth tax, which could have significant consequences for Danish property owners. Although the details are still being debated, the core idea is simple: people with significant assets, including property, could be taxed not only on their income but on the total value of what they own.
For homeowners, landlords and property investors, this proposal is more than just another political discussion. The Danish housing market has seen marked price rises over the years, especially in urban areas. This means many property owners have built up considerable “paper wealth”, even though they have not sold their properties or realised any actual profit. A tax aimed at this kind of wealth could directly affect how property ownership is taxed in future.
The central question is how rising property values will be treated. If property gains are taxed every year as part of a broader wealth tax, owners could face higher tax bills simply because their property has risen in value on paper. This raises important questions about affordability, liquidity and long-term investment strategies, which makes it essential for everyone involved in the property market to stay informed.
What is a wealth tax in a Danish context?
A wealth tax is a tax on the total net value of a person’s assets, including property, investments and savings, minus any debt. Unlike income tax, which is based on what you earn each year, a wealth tax targets what you own in total.
In Denmark this is an important distinction, because a traditional wealth tax no longer exists. It was abolished in 1997, and today the system relies more on income taxes, VAT and targeted taxes on wealth. (TaxAtlas) This means that any new proposal, such as the one from the Social Democrats, would be a dramatic change in how wealth is taxed.
Property owners already pay taxes such as the property value tax (ejendomsværdiskat), which is calculated each year on the basis of a home’s assessed value, typically at between about 0.51% and 1.4%. There is also land tax (grundskyld), a municipal tax on land. These differ from a wealth tax because they only apply to specific assets, not your entire net wealth.
If a broader wealth tax were introduced, it would probably hit wealthy individuals, large landlords and investors with significant property portfolios. For these groups, property could become a central part of their taxable wealth: not just a source of rental income, but a taxable asset in itself.
The case of large Danish property owners
To understand how a possible wealth tax could work in practice, it helps to look at large property owners in Denmark. A well-known example is Mikael Goldschmidt and his company M. Goldschmidt Holding. Over several decades, he has built up a substantial property portfolio, mainly in Copenhagen, which forms the backbone of his overall wealth. Today the company manages assets worth billions of kroner, of which more than DKK 7 billion is invested directly in property alone. (MGH, in Danish)
When asked about the proposed wealth tax, he was quoted as calling it “an unreasonable and bad idea”. (Ejendomswatch, in Danish) For investors like Goldschmidt, a large part of this wealth is tied up in property, and as the sole owner of M. Goldschmidt Holding, he reaps almost directly all the benefits of this wealth growing faster than wages.
The wealth tax debate can get more complex, though. On paper, rising property values can increase an investor’s net wealth considerably. But these valuations are not always stable. Property markets move with interest rates, economic cycles and demand, which means asset values can rise or fall without any actual transactions taking place.
Critics argue that this makes a wealth tax less effective or even problematic. A property owner could be charged higher taxes based on estimated market values without having the cash to pay them. In other words, being “wealthy” does not necessarily mean being “cash-rich”.
For large landlords and investors, this creates a central tension: while their portfolios may show strong growth in value over the long term, that value is not always immediately available. This is one of the central challenges policymakers must take into account when designing any form of wealth tax in Denmark.
The problem with a wealth tax on property
One of the biggest challenges of applying a wealth tax to property is the mismatch between illiquid assets and taxable wealth. Property can make up a large part of a person’s net wealth, but it does not generate cash unless it is sold or brings in rental income. A wealth tax, on the other hand, typically has to be paid in cash every year. This can create financial pressure that forces property owners to borrow money or even sell assets just to cover the tax bill.
This problem is particularly relevant in high-priced housing markets, where property prices can rise much faster than rental income. In such cases, owners can appear wealthy “on paper” while still having limited cash, which makes it hard to meet ongoing tax obligations. (TRR 266 Accounting for Transparency)
Another central problem lies in the administrative complexity of valuing property accurately. Unlike shares or bonds, property does not have a clear, daily market price. Valuations often rely on estimates, comparable sales or periodic assessments, which can quickly become outdated or inconsistent. This opens the door to disputes between taxpayers and the authorities and to high compliance costs for valuations and audits.
Finally, critics argue that a wealth tax risks penalising long-term ownership rather than actual income. Property owners could be taxed on unrealised gains, increases in value that only exist on paper, rather than on the money they have actually earned. (OUP Academic) This can discourage long-term investment and create uncertainty, especially in markets where property values fluctuate over time. Taken together, these challenges show why taxing property is often more complicated in practice than it looks in theory.
Could a share-based tax be more effective in Denmark?
When you compare property with shares, there is one crucial difference: liquidity and transparency. Financial assets such as shares are typically easier to value, easier to sell and taxed more consistently than property. That is why some economists argue that a share-based tax, or a stronger focus on taxing capital gains, could be more effective and practical in Denmark.
Unlike property, shares have clear, market-based prices that are updated continuously. This makes valuation simple and reduces disputes with the tax authorities. In Denmark, shares are already taxed under well-defined rules, where gains are typically taxed at 27% up to a threshold and 42% above it. Importantly, many shares are only taxed when they are sold (the realisation principle), which means investors pay tax when they actually receive cash. (Expat Finance Denmark)
This contrasts with property taxation, where values are based on periodic assessments that may not reflect real market conditions. As a result, a wealth tax on property can feel less precise and harder to administer.
Another advantage of shares is liquidity. If an investor has to pay tax, selling part of a share portfolio is relatively quick and straightforward. Property, by contrast, can take months to sell and comes with large transaction costs.
Overall, a share-based or capital gains-focused approach can offer greater transparency, easier administration and fewer liquidity problems. Although no system is perfect, financial assets are generally better suited to consistent taxation, which makes them an attractive alternative in debates about a wealth tax in Denmark.
Consequences of a proposed wealth tax for property management companies
If Denmark introduces a wealth tax that covers property, property management companies would probably face operational and financial changes. These companies, which often manage large portfolios of rental homes or commercial properties, sit at the intersection of asset valuation, rental income and regulatory oversight.
One immediate consequence would be greater compliance and reporting requirements. A wealth tax typically requires regular and detailed valuations of assets, disclosure obligations and documentation. Studies show that expanded tax reporting obligations can increase administrative costs for companies, especially those with complex asset structures or several properties. (ScienceDirect) This could mean more frequent valuations, audits and internal accounting work, bringing both time and cost burdens.
Another likely effect is changes in ownership structures. To manage their tax exposure, companies may restructure how they own property, for example by spreading ownership across entities, increasing debt levels or moving assets abroad. Studies of wealth taxes in OECD countries suggest that such taxes often encourage tax planning strategies and, in some cases, the relocation of capital. (Tax Foundation)
Finally, there may be pressure on rents and operating costs. Since a wealth tax is based on asset value rather than income, it can reduce cash flow from rental activities. In fact, research shows that even a moderate wealth tax can push property investments into negative cash flow after costs. To compensate, property companies may raise rents, cut maintenance spending or postpone new investments.
Overall, although a wealth tax targets accumulated wealth, its practical impact on property management companies could spread through the whole housing market, from ownership structures to tenants’ costs.
Market reactions to a wealth tax and investment behaviour
If Denmark introduces a broad wealth tax, it could affect how investors behave, especially in the property market. One of the biggest concerns is the risk of less investment in Danish property. Economic research suggests that a wealth tax can affect the timing of investments and decision-making, sometimes leading investors to postpone or scale down new projects because of uncertainty and lower expected returns. (ResearchGate)
Another potential outcome is capital flight or restructuring of ownership. Experience from countries that have introduced a wealth tax shows that wealthy individuals may respond by moving assets abroad or changing how they hold them. According to an analysis by the Tax Foundation, wealth taxes have historically been linked to an outflow of both people and capital and to greater use of tax planning strategies. (Tax Foundation) This could mean Danish investors moving property holdings into companies, foundations or foreign structures to reduce the tax burden.
At the same time, there may be a shift towards alternative asset classes. Financial assets such as shares or international investments can be easier to move or restructure than property, which is tied to a specific place. Studies comparing wealth taxes with taxes on capital income point out that taxes on capital flows (such as dividends or gains) are often more flexible and less disruptive to investment decisions.
What property owners should do now
As the debate about a possible wealth tax gathers pace in Denmark, property owners would be wise to be proactive rather than reactive. Although the final shape of any proposal is still uncertain, the political direction suggests that wealth held in property could come under closer scrutiny in the coming years.
First, it is important to follow legislative developments closely. Tax proposals can change quickly during the political process, and even small changes to thresholds or valuation methods can have a significant financial impact. By staying informed, property owners can anticipate changes instead of reacting under pressure.
Second, take the time to review your portfolio structure and your overall tax exposure. Understanding how your assets are valued, and how they could be taxed under different scenarios, can help you spot potential risks early. This includes reviewing ownership structures, financing arrangements and long-term investment plans.
Finally, consider diversification strategies. Having a mix of asset types, such as financial investments alongside property, can give you more flexibility and reduce your exposure to any single tax policy.
At BY Administration, we help property owners with exactly these kinds of challenges. From day-to-day management to strategic advice, our team works to make sure your portfolio stays efficient, compliant and robust, however the legislative landscape develops. Overall, the wealth tax aims to target accumulated wealth, but it can also change how investors behave, potentially reducing investment in domestic property and encouraging a shift to more mobile and tax-efficient assets.
FAQ: Wealth tax and Danish property owners
What is a wealth tax in Denmark?
A wealth tax is a proposed tax on a person’s total net wealth, including property, investments and savings, rather than just income. Denmark does not currently have a general wealth tax, but new proposals could change this.
How would a wealth tax affect property owners?
Property owners could be taxed on the market value of their property even if they have not sold it. This could increase annual tax bills, especially in areas with rising property prices.
Is a wealth tax different from the property value tax?
Yes. The property value tax (ejendomsværdiskat) is a property-specific tax based only on the value of your home, while a wealth tax would apply to your total net wealth, including several properties and other assets.
Who would be most affected by a Danish wealth tax?
People with large fortunes, landlords and investors with large property portfolios would probably be most affected.
What should property owners do now?
Stay up to date on political changes, review your portfolio structure and consider diversification to reduce potential tax exposure.
Sources
Aussie Expat. (2026, March 17). Capital Gains Tax in Denmark, Expat Finance. Expat Finance Denmark. https://expatfinance.dk/taxes/capital-gains-tax-in-denmark/
Bastani, S., & Waldenström, D. (2023). Taxing the wealthy: the choice between wealth and capital income taxation. Oxford Review of Economic Policy, 39(3), 604-616. https://doi.org/10.1093/oxrep/grad030
Denmark Wealth & Property Tax. (2025). TaxAtlas. https://taxatlas.io/country/denmark/wealth-tax
Enache, C. (2024, June 26). The High Cost of Wealth Taxes. Tax Foundation; Tax Foundation. https://taxfoundation.org/research/all/eu/wealth-tax-impact/
Front page. (2026). Mgh.dk. https://mgh.dk/
Klintorp, E. B. (2026, February 27). Ejendomsmilliardær kalder formueskat “en urimelig og dårlig idé” (Property billionaire calls wealth tax “an unreasonable and bad idea”, in Danish). Ejendomswatch.dk. https://ejendomswatch.dk/Ejendomsnyt/Investorer/article19060251.ece
Lester, R., & Olbert, M. (2025). Firms’ real and reporting responses to taxation: A review. Journal of Accounting and Economics, 101837. https://doi.org/10.1016/j.jacceco.2025.101837
Niemann, R., & Sureth-Sloane, C. (2018). Investment timing effects of wealth taxes under uncertainty and irreversibility. Journal of Business Economics, 89(4), 385-415. https://doi.org/10.1007/s11573-018-0918-4
No. 221: Liquidity Effects of a Wealth Tax on Residential Rental Real Estate, TRR 266 Accounting for Transparency. (2026). TRR 266 Accounting for Transparency. https://www.accounting-for-transparency.de/publications/no-221-liquidity-effects-of-a-wealth-tax-on-residential-rental-real-estate/
