A Let to Buy mortgage is a financial arrangement used by homeowners who want to purchase a new property while converting their current home into a rental https://smartcitymortgages.co.uk/blog/let-to-buy-mortgages-how-they-work-pros-cons-eligibility/ . It is commonly considered in situations where moving home is not straightforward due to affordability, timing, or market conditions. The structure typically involves refinancing the existing property onto a rental basis while taking out a separate residential mortgage for the new home. What is a Let to Buy mortgage? It is a two-part mortgage strategy where a homeowner lets out their current property and buys a new one to live in. The existing mortgage is usually switched to a buy-to-let product, and a new residential mortgage is arranged for the next purchase. This process requires coordination between lenders and careful affordability assessment. How does Let to Buy work? The process generally begins with a valuation of the current home to determine rental income potential. If the projected rent is sufficient, the lender may approve the switch to a letting arrangement. At the same time, the borrower applies for a new mortgage based on their income and financial profile. The rental income is often considered in a limited way when assessing affordability for the new loan, but personal income remains the main factor. Who is a Let to Buy mortgage suitable for? It is usually suitable for individuals who want to move home but cannot sell quickly or prefer to retain their existing property as an investment. It may also suit people relocating for work or families upgrading to a larger home while keeping the original property as a long-term rental asset. Let to Buy vs Buy to Let: what’s the difference? The main difference lies in intention and sequence. Let to Buy is designed for existing homeowners moving into a new primary residence while letting their current home. Buy-to-let, on the other hand, is typically used by investors purchasing a property specifically for rental purposes from the outset. Lending criteria for Let-to-Buy mortgages Lenders assess several factors including income stability, credit history, existing mortgage balance, and expected rental income. Stress testing is often applied to ensure rent would cover mortgage payments under higher interest rate scenarios. Some lenders may require a minimum equity level in the existing property. How much can I borrow with a Let to Buy mortgage? Borrowing capacity depends on income, existing debts, credit profile, and lender-specific affordability models. Rental income from the existing property may contribute partially to calculations, but most lenders still prioritise personal income when determining the maximum loan for the new home.