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Landlord Today27 February 2026Low risk

Mortgage Works Cuts Fixed-Rate Buy-to-Let Mortgage Costs: What London Landlords Need to Know

Mortgage Works has reduced interest rates on selected fixed-rate buy-to-let mortgages for limited companies by 0.05% to 0.20%, effective immediately. This article explains what these changes mean for London landlords, practical steps to optimise financing, and strategic considerations for different landlord profiles.

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Mortgage Works Cuts Fixed-Rate Buy-to-Let Mortgage Costs: What London Landlords Need to Know

Mortgage Works Lowers Fixed-Rate BTL Mortgage Prices: Key Details

Mortgage Works, a major lender to buy-to-let landlords, has announced immediate reductions in interest rates on selected two and five-year fixed-rate buy-to-let (BTL) mortgages for limited companies. Rate cuts range from 0.05% to 0.20%, depending on the product and fee structure. Selected loans remain available up to 75% loan-to-value (LTV), with free valuations included.

This development is particularly relevant for landlords operating under limited company structures, which continue to grow in popularity due to tax efficiencies introduced by recent legislative changes.

Why This Matters to London Landlords

London landlords often face higher capital values and tighter lending conditions. Any reduction in mortgage interest rates can materially affect the profitability of rental investments, especially when margins are squeezed by costs such as Stamp Duty Land Tax surcharges, energy efficiency requirements, and ongoing compliance burdens.

Furthermore, fixed-rate products provide certainty on outgoings, aiding cash flow planning and tenant rent-setting decisions.

Practical Implications Across Different Landlord Profiles

  • Single-Unit Landlords: Even a small reduction of 0.05% to 0.20% in mortgage interest can improve net yields noticeably in high-value London properties. Single landlords should evaluate whether switching to a Mortgage Works product or remortgaging existing loans can reduce monthly repayments or improve borrowing capacity.

  • HMO Landlords: Houses of Multiple Occupation often command higher rents but also come with higher operational costs and complex compliance demands. Lower interest rates can improve margin buffers, enabling landlords to invest in compliance upgrades or tenant services.

  • Portfolio Landlords: Those with multiple properties stand to benefit from cumulative savings. Refinancing several mortgages to take advantage of these reductions could free up capital for portfolio expansion or refurbishment.

  • Accidental Landlords: Landlords who inherited property investments or let out former residences might find renegotiating mortgage terms a straightforward way to ease the financial burden, particularly given the simplicity of limited company structures in some cases.

What Steps Should You Take Now?

  • Review Existing Mortgages: Check your current fixed-rate BTL mortgage terms against the new Mortgage Works offer. Identify if your loans are eligible for refinancing without penalties.

  • Engage Your Financial Advisor or Mortgage Broker: Discuss the rate reductions in the context of your portfolio goals and tax position. Brokers can assess eligibility, compare alternative lenders, and project long-term savings.

  • Evaluate Limited Company Structures: If not already operating through a limited company, consider whether transitioning could unlock these competitive rates and tax advantages. Seek professional advice on the costs and benefits.

  • Calculate Cash Flow Impact: Model different scenarios incorporating the new rates, factoring in upcoming compliance costs, potential rent reviews, and market conditions.

  • Plan Timing Strategically: Refinancing decisions should consider lease expiry dates, early repayment charges, and market forecasts. Start conversations now to meet any application deadlines and valuation appointments.

Managing Risk and Compliance

While the Mortgage Works rate cuts represent a low-risk development, landlords must ensure that any mortgage product chosen aligns with their broader compliance obligations, including:

  • Affordability checks and maintaining appropriate tenancy agreements
  • Adhering to energy efficiency minimum standards
  • Planning for tax implications of refinancing or company structure changes

Failure to address these alongside mortgage changes could negate financial benefits.

How Rentals & Sales Can Support Your Strategy

Our team offers tailored portfolio reviews, compliance audits, and mortgage strategy consultations designed for London landlords. We can help you:

  • Benchmark your existing mortgage costs against the new Mortgage Works rates
  • Navigate limited company incorporation and financing
  • Prepare documentation and liaise with brokers
  • Develop cash flow and risk management plans

Contact us to schedule a consultation and ensure you capitalise on current mortgage market opportunities while safeguarding your investments.


This article is intended for informational purposes and does not constitute financial advice. Landlords should consult qualified mortgage brokers or financial advisors before making decisions.

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