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Impact of Rent Controls on the UK Mortgage Market

The debate on rent controls in the UK raises concerns for the mortgage market, particularly for landlords and investors.

By David Sampson
18 June 2026
3 min read
UK buy to let mortgage article image for Impact of Rent Controls on the UK Mortgage Market

TL;DR

  • Rent controls, while politically appealing, often lead to reduced rental property availability and quality.
  • landlords may exit the market, impacting housing supply.

Written by David Sampson for Mortgage118. Last updated 18 June 2026. Reviewed against our editorial standards. Editorial standards. Mortgage118 is a directory — not FCA-authorised and not a mortgage adviser.

The ongoing debate around rent controls in the UK has significant implications for the mortgage market, particularly for landlords and investors. While proposals for stronger rent regulations have gained traction, experts warn that such measures could exacerbate the housing crisis rather than alleviate it.

What are the current proposals for rent controls?

Prominent figures, including Andy Burnham and Sadiq Khan, have voiced support for stronger rent regulations. Campaign groups like Shelter and Generation Rent advocate for tougher actions to protect tenants from rising rents. However, the government has quickly dismissed the likelihood of immediate legislation, indicating a reluctance to intervene in the rental market.

How do rent controls impact the housing market?

Historically, rent controls have not resolved housing shortages. For example, a policy implemented in Berlin in 2020 aimed to cap rents for apartments built before 2014. Instead of stabilising the market, it led to a drastic reduction in the number of rental properties available, while rents for uncontrolled properties surged as demand shifted to a smaller pool of homes. This trend highlights a broader issue: rent controls can discourage investment in the rental market, leading to a decrease in both the quantity and quality of available housing.

What does this mean for the mortgage market?

For landlords, particularly smaller ones who may own just a couple of properties, the prospect of rent controls raises concerns about the viability of their investments. If regulations undermine confidence and deter new investments, many landlords may choose to exit the market altogether. This could further aggravate the existing housing shortage, making it more difficult for potential tenants and buyers to find suitable accommodation. Borrowers and brokers should closely monitor developments in the rental market and any potential legislative changes, as these could impact property values and rental yields.

What should borrowers and brokers watch for?

Borrowers and brokers should keep an eye on the implications of rent control proposals for the mortgage market. If rent controls are introduced, it could lead to shifts in property values and rental yields, impacting mortgage affordability and investment strategies. Additionally, a decline in rental property availability may drive up demand for home purchases, potentially affecting current mortgage rates and the overall mortgage market.

Frequently asked questions

How do rent controls affect rental prices?

Rent controls can lead to artificially low rental prices, which may initially benefit tenants. However, they often result in reduced investment in rental properties, leading to a decrease in overall housing supply and quality.

What should landlords consider if rent controls are implemented?

Landlords should evaluate the long-term viability of their investments and consider diversifying their portfolios. They may also need to assess the potential risks associated with remaining in the rental market under stricter regulations.

About David Sampson

David Sampson writes about the UK mortgage market for Mortgage118, covering specialist lending, market trends, and practical advice for borrowers. All content is reviewed for accuracy against FCA guidelines and current market data.