Understanding the Compounding Impact of Rent Caps

There is a long-standing tradition in the rental market that everyone appreciates: when a great tenant takes care of a property, landlords often reward that stability by keeping the rent the same for years. It’s a win-win that builds trust, keeps moving costs down, and provides peace of mind.

However, as the Housing (Scotland) Act 2025 approaches, the legal framework behind how rents are managed is changing significantly.

At 1Let, we believe in absolute transparency. We want to share how these upcoming changes affect the rental ecosystem, and why keeping rents fairly aligned with the market is actually the key to keeping homes well-maintained and upgraded over the long term.

The New Framework: Rent Caps are Tied to the Property

Under the upcoming 2025 Act, local authorities will have the power to introduce designated Rent Control Areas. Within these specific zones, yearly rent increases will be capped at a set formula: CPI + 1% (up to a maximum of 6%).

In the past, a landlord could keep rent significantly below market value for a long-term tenant, knowing that if that tenant ever chose to move on, the rent could be reset to market value for the next person. Under the new rules, a property entering the rent-control era at a heavily discounted rate will have its baseline locked into that lower tier permanently.

The Balancing Act: Maintenance, Upgrades, and Sustainability

A property's rental income is what funds its upkeep, energy-efficiency improvements, and modern upgrades.

When a property’s rent falls significantly behind the open market, it creates a long-term funding gap. We built a dedicated Rent Cap Impact Calculator to show the difference between a fair market rent and a restricted rent over a 10-year period.

When margins shrink by that much, it becomes incredibly difficult for landlords to absorb rising mortgage interest rates, let alone fund major repairs or proactive improvements. Over time, permanently suppressed baselines risk reducing the overall quality of available housing.

Our Approach: Fair Increases Meet Property Reinvestment

We are actively encouraging our landlords to use this transition period before the caps arrive to align their properties’ rent with the prevailing market rate. In some cases, where there has been little to no investment in the property, rent increases should be matched by tangible improvements to the tenant's living space, such as:

• Energy-Efficiency Upgrades: Investing in insulation, double glazing, or EPC improvements that help lower your monthly utility bills.
• Interior Modernisation: Refreshing bathrooms, upgrading kitchens, or replacing worn carpets and tired décor.
• Enhanced Comfort: Replacing older, well-worn furniture with fresh, modern pieces.

This collaborative approach ensures that tenants receive a higher standard of living and a better-quality home, while landlords secure the sustainable baseline required to keep the property well-maintained for years to come.

Looking Ahead Together

The goal of the 1Let team is to foster stable, fair, and high-quality tenancies. Preparing for the Housing Act isn’t about sudden, unpredictable jumps; it’s about justified alignments that protect the standard of your property and your investment.  

If you are a landlord or a tenant curious about how these upcoming regulations might look over the next few years, our team is here to answer any questions and ensure a smooth, transparent transition for everyone involved.

If you would like to explore the figures in more detail, please request the Rent Cap Impact Calculator by emailing beata@1let.com.