Think tank warns against Capital Gains Tax increase for landlords
The Centre for Policy Studies has cautioned Chancellor John Healey about raising Capital Gains Tax rates, suggesting such a move could reduce government revenue and harm the UK’s tax competitiveness, with implications for landlords and property investors.
The warning comes ahead of the upcoming Budget, where Chancellor Healey is reported to have ruled out aligning Capital Gains Tax (CGT) with Income Tax rates but may still consider increasing the CGT rate. The CPS highlights HMRC analysis indicating that a 10 percentage point rise in the higher CGT rate could lead to a £3.6 billion revenue shortfall after three years, as asset holders might delay sales.
Details of the CPS warning and tax competitiveness concerns
The Centre for Policy Studies, a right-leaning think tank, bases its caution on HMRC data showing that a small group of taxpayers generate the majority of CGT receipts. Increasing the CGT rate could discourage asset disposals, ultimately reducing tax income rather than boosting it.
The CPS also notes the UK’s current standing in the International Tax Competitiveness Index, where it ranks 30th out of 38 OECD countries. Introducing a new wealth tax or raising CGT to 45% would further damage the UK’s competitiveness, potentially dropping it to 35th or 32nd place respectively. The think tank warns that such changes could make the UK’s property tax regime the least competitive among OECD nations.
Additionally, the CPS points out that a 45% income tax rate would place the UK’s CGT rate above Denmark’s 42%, making it the highest in the OECD. The introduction of a wealth tax is also criticised for discouraging investment and entrepreneurship, with examples like Spain where wealth tax revenue is minimal.
Context for landlords and property investors
For landlords and private property investors, CGT is a significant consideration when selling rental properties or other assets. Any increase in CGT rates could influence decisions on when or whether to sell, potentially leading to longer holding periods and reduced market activity.
Higher CGT rates may also affect portfolio management strategies, as landlords weigh the tax implications of disposals against other financial factors. The CPS’s warning about reduced tax revenue suggests that a CGT hike could have unintended economic consequences, including lower liquidity in the property market.
Moreover, the UK’s tax competitiveness affects international investment flows. A less attractive tax environment could deter foreign investors, impacting demand and potentially rental yields. Landlords should monitor developments closely as the Budget approaches, given the possible policy shifts.
Practical implications for landlords and agents
Landlords should consider the potential for increased CGT rates when planning disposals or portfolio restructuring. This might involve reviewing the timing of sales, considering tax reliefs such as lettings relief or principal private residence relief where applicable, and seeking professional tax advice to mitigate liabilities.
Letting agents may see changes in landlord behaviour, with some delaying sales or adjusting rent levels in response to tax changes. Agents should be prepared to advise clients on market conditions influenced by tax policy and support landlords in understanding the financial impact of any CGT adjustments.
It remains essential for landlords to keep accurate records of property transactions and improvements to establish cost bases for CGT calculations. Given the complexity of tax rules and potential changes, ongoing compliance and documentation are critical.
Uncertainties and what to watch for
The Chancellor’s final decisions in the upcoming Budget remain uncertain. While alignment of CGT with Income Tax rates appears ruled out, the possibility of a CGT rate increase has not been dismissed. The government’s stance on wealth taxes is also unclear, though the CPS warns against their introduction.
Landlords should watch for official announcements and detailed Budget documents to understand the scope and timing of any tax changes. Further consultation or legislative processes may follow, affecting implementation dates and transitional arrangements.
It is also unclear how any tax changes would interact with other rental sector reforms, such as the Renters’ Rights Act or property licensing rules. Landlords should maintain awareness of the broader regulatory environment to ensure comprehensive compliance and financial planning.
Considerations for landlords ahead of the Budget
- Review current and planned property disposals in light of potential CGT increases.
- Ensure thorough documentation of purchase prices, improvements, and allowable costs to optimise CGT calculations.
- Seek specialist tax advice to explore reliefs and mitigation strategies relevant to property investments.
- Monitor official government communications for confirmed policy changes and guidance.
- Prepare for possible shifts in tenant demand or rental market dynamics linked to landlord behaviour changes.
Supporting landlords through tax and compliance changes
The Landlord Association (TLA) offers members access to practical compliance resources and expert guidance to help navigate tax and regulatory developments. Our new property management and compliance platform, ORBIT, currently in BETA testing, is designed to assist landlords and letting agents in organising property records, managing rental documents, and keeping track of key compliance actions.
ORBIT’s features relevant to tax planning include the ability to store purchase and improvement records securely, record disposals and associated financial details, and maintain evidence of compliance with evolving regulations. Membership also provides access to up-to-date information on tax changes and regulatory updates affecting the private rented sector.
Landlords interested in strengthening their compliance and record-keeping practices ahead of potential CGT changes are encouraged to explore TLA membership and learn more about ORBIT BETA access.
Looking ahead, landlords should stay informed about Budget outcomes and be ready to adapt their investment strategies accordingly. Maintaining accurate records and seeking professional advice will be vital in managing tax liabilities and sustaining rental business viability.
Sources: Landlord Today

