Answers · UK 2025/26
What are mortgage lender requirements for a leasehold property with a short lease?
Most mortgage lenders require a leasehold property to have a minimum remaining lease term, commonly around 70 to 85 years remaining at the end of the mortgage term (not just at the point of purchase), before they will lend against it -- requirements vary by lender. A short lease can significantly restrict which lenders will offer a mortgage, reduce the property's value, and make it harder to sell until the lease is extended.
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Leasehold properties with a short remaining lease term present a specific and often underestimated challenge when it comes to mortgage lending, affecting both buyers and existing owners looking to remortgage. **Why lease length matters to lenders** A leasehold property's value declines as the remaining lease term shortens, particularly once it drops below around 80 years, because lease extensions become more expensive under the "marriage value" rules that historically applied to shorter leases, and because a very short lease eventually reverts the property to the freeholder with little or no value remaining for the leaseholder. Lenders are concerned that a short lease could reduce their security's value over the life of the mortgage. **Typical minimum lease length requirements** Most mainstream lenders require a minimum number of years remaining on the lease not just at the point of purchase, but also at the end of the mortgage term -- commonly requiring at least 70 to 85 years remaining after the mortgage would be fully repaid, though the exact figure varies significantly between lenders, and some specialist lenders are more flexible than mainstream high street banks. **How lease length interacts with mortgage term** Because lenders look at the remaining lease at the end of the mortgage term, not just today, a property with, say, 90 years remaining might still fail a lender's criteria if the applicant wants a 35-year mortgage term, since the lease would have only 55 years remaining by the time the mortgage is due to be repaid -- shortening the requested mortgage term can sometimes solve this specific problem. **Leasehold Reform changes** Recent leasehold reform legislation has changed some aspects of lease extension costs and processes, including changes to marriage value calculations for certain leases -- always check the current rules and costs for extending a specific lease, since this area of law has been under active reform. **Options if a lease is too short** If a lease does not meet a lender's minimum requirement, options include extending the lease before or alongside the mortgage application (sometimes arranged as part of the purchase, known as a "lease extension simultaneous with completion"), using a specialist lender with more flexible short-lease criteria, or in some cases the seller extending the lease themselves before marketing the property. **Worked example** A flat has 68 years remaining on its lease. A buyer applies for a 25-year mortgage, which would leave 43 years remaining at the end of the term -- below most mainstream lenders' minimum requirements -- so the buyer either needs a specialist lender, a shorter mortgage term, or must arrange a lease extension as part of the purchase. **Practical tip** Use the Leasehold Extension Cost calculator to estimate the likely cost of extending a short lease, and check this figure against any purchase price discount being offered for the shorter lease, since a short-lease property should typically be priced to reflect both the lease extension cost and the more limited mortgage options available.
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This answer is informational only and does not constitute financial, tax or legal advice. Figures are for the 2025/26 UK tax year. See our methodology and sources.