Semi Commercial Mortgage With Flats

Can I get a semi-commercial mortgage for a shop with flats above?

Yes. In the UK in 2026, specialist lenders actively offer semi-commercial mortgages for properties that combine a ground-floor retail or commercial unit with one or more self-contained residential flats above, all under a single freehold or long leasehold title. This type of lending sits in a distinct category: neither a pure commercial mortgage nor a standard residential mortgage, it recognises that the security generates income from two different sources, commercial tenants on the ground floor and residential tenants above.

Funding is available for two main borrower types. Investors purchasing to rent out both the shop and the flats to third parties use semi-commercial investment mortgages, where affordability is assessed against the combined rental income. Owner-occupiers running their own business in the commercial unit, and potentially living in the flat above, use semi-commercial owner-occupier mortgages, where lenders also examine business trading accounts and personal income.

Typical LTVs for semi-commercial borrowing sit between 65% and 75%, though stronger cases with established tenants and experienced borrowers can sometimes reach 80%. The exact terms depend heavily on the type of business trading from the commercial premises, the proportion of residential versus commercial floor area, your landlord experience and credit history, and the quality of existing lease agreements. As a concrete example: a newsagent with two one-bedroom flats above in Manchester, let on standard ASTs with a five-year commercial lease to the shopkeeper, would typically be fundable at 70 to 75% LTV through several semi-commercial lenders in 2026.

What is a semi-commercial mortgage on a flat above a shop?

A semi-commercial mortgage covers the entire freehold or long leasehold interest in a building that contains both commercial property and residential property under one title. The most common configuration is a retail unit at street level, such as a convenience store, hairdresser, café, or professional office, with one or more self-contained flats on the upper floors. Lenders strongly prefer buildings where the flats can be accessed and let independently of the commercial unit, with a separate entrance via a side door, rear access, or internal staircase that does not pass through the shop itself.

This is distinct from three related situations. A pure residential mortgage covers only a leasehold flat where you do not own the commercial unit below. A commercial mortgage covers only the shop where the residential element is separately owned. A semi-commercial mortgage covers both elements together under a single loan secured on the whole building. Some buildings are structured with multiple titles, the shop on one freehold and the flats on separate long leases. In those cases, a buyer may need two separate facilities: a commercial mortgage for the shop and a residential or buy-to-let mortgage for each flat.

Typical semi-commercial properties include convenience stores with flats above in London suburbs, barbers with a maisonette above in Leeds, restaurants with two flats above in coastal towns, estate agents with a flat above in market towns, and dental surgeries with residential units on upper floors.

When do you need a semi-commercial mortgage instead of a standard flat-above-shop mortgage?

The key distinction is whether you own the commercial element or not. If you are buying the whole building, shop plus all the flats, most lenders will treat the security as semi-commercial. A standard residential mortgage will not be offered because the commercial element changes the risk profile. However, if you are only purchasing a long leasehold flat above a shop without any ownership of the commercial unit below, a residential or buy-to-let mortgage may be possible, though fewer lenders participate and higher deposits are common.

Three scenarios illustrate when semi-commercial lending applies.

Scenario 1: Investor buying a freehold shop with two AST-let flats above. You are purchasing a barber shop with two one-bedroom flats above in Sheffield. The barber has three years remaining on a commercial lease, and the flats are let on standard ASTs. Because you are buying the entire freehold with both residential and commercial elements, you need a semi-commercial investment mortgage. A high street bank offering buy-to-let mortgages will not consider this property.

Scenario 2: Business owner buying trading premises with a flat above where they will live. You run a bakery and want to buy the freehold of your current premises, which includes a two-bedroom flat upstairs where you plan to live. This is an owner-occupied semi-commercial mortgage. Because the residential flat will be your main residence, the loan may fall under regulated mortgage rules, which affects lender choice and affordability calculations.

Scenario 3: Landlord refinancing an existing mixed-use property to release equity. You already own a parade of three shops with six flats above in Birmingham. You want to refinance to release £200,000 for another purchase. This is a semi-commercial remortgage, and lenders will assess the existing rental income from both commercial tenants and residential tenants against your borrowing request.

How do lenders assess a semi-commercial property with flats above a shop?

Mortgage lenders assess both the physical security and the income it produces. For investment cases, rental income from the flats and the shop must demonstrate sufficient coverage to service the debt. For owner-occupier cases, lenders also examine business trading accounts and personal income.

Commercial factors lenders scrutinise include the type of business in the shop (an accountant's office versus a late-night takeaway represent very different risk profiles), the remaining lease length on the commercial tenancy (many lenders prefer five years minimum, though lending from one year plus the mortgage term is possible), the tenant's covenant strength, opening hours and potential for noise or anti-social behaviour, and whether planning permission and licensing are in order.

Residential factors lenders consider include the number and size of flats, the tenancy type (AST, company let, or serviced accommodation where permitted), local comparable rents and rental demand, EPC ratings, and crucially, whether the flats have truly independent access from the commercial unit. Valuers in 2026 pay particular attention to saleability: would another investor buy this property easily if the lender had to repossess? A shop with strong lease agreements and modern, well-let flats will value more favourably than a partially vacant building with short commercial tenancies.

Borrower assessment covers experience as a landlord or business owner, personal income, deposit source, credit history, and ownership structure (individual names versus limited company). Adverse credit does not always prevent borrowing, but it narrows lender choice and typically reduces achievable LTV.

Residential, buy-to-let or semi-commercial: which mortgage type fits?

Scenario	Mortgage Type	Key Requirement
Buying just the leasehold flat, commercial unit owned separately, living there yourself	Residential mortgage	Personal income affordability; fewer lenders for certain business types below
Buying just the leasehold flat as a rental investment, commercial unit owned separately	Buy-to-let mortgage	Rental income coverage; restricted lender panel for commercial premises below
Buying the whole building, shop and flats under one title, all rented out	Semi-commercial investment mortgage	Combined commercial and residential rental income; specialist lenders only
Buying the whole building, trading from the shop and/or living in the flat	Semi-commercial owner-occupier mortgage (potentially regulated)	Business accounts, personal income; may fall under FCA regulated rules

For pure investment cases where you let both the shop and the flats to third parties, lenders apply interest coverage ratios testing whether rental income covers monthly interest by a sufficient margin. If you will trade from the shop and live in one of the flats, part of the borrowing may become regulated by the FCA, which narrows the lender pool and requires more stringent affordability assessments. For current semi-commercial mortgage rates and pricing benchmarks, see our separate rates guide.

Key criteria and typical terms for semi-commercial mortgages with flats above

Loan size. Minimum loan from £250,000. No fixed maximum: loans into the tens of millions are possible for larger parades or institutional-grade mixed-use stock.

Loan to value and deposit. Maximum LTV typically 65 to 75% on mixed-use investments. Stronger cases with long leases, experienced borrowers, and prime locations may access 75 to 80%. Higher-risk trades or weaker leases may cap LTV at 60 to 65%. Deposits of 25 to 35% are therefore standard, with some lenders requiring more for certain commercial use classes such as restaurants or takeaways.

Term length. Usually five to 25 years, with some lenders offering up to 30 years. Owner-occupier cases typically align with business mortgage terms of 10 to 25 years.

Affordability testing. For investment deals, combined rental income from flats and shop typically needs to cover costs at 125 to 145% of the mortgage payment at a stress-tested interest rate of around 6 to 7% in 2026. For owner-occupier deals, lenders assess business accounts, projections, and personal income multiples.

Property standards. Flats usually need to meet minimum size requirements, typically above 30 square metres per unit. The building must be in lettable, habitable condition. Properties requiring heavy refurbishment may need bridging finance first. EPC ratings must meet current rental minimums, and many lenders condition improvements as part of the mortgage deal.

What types of businesses do lenders prefer or avoid?

The nature of the commercial tenant is one of the biggest single drivers of lender appetite on semi-commercial properties. A professional office attracts far more mortgage options than a late-night takeaway at the same LTV and borrower profile.

Lower-risk uses many lenders actively accept include offices, estate agents, accountants, and solicitors; standard retail including newsagents, pharmacies, and florists; hairdressers, barbers, and beauty salons operating daytime hours; professional services such as opticians, dental surgeries, and physiotherapists; and cafés and coffee shops without a late licence.

Higher-risk or restricted uses where fewer lenders participate include hot food takeaways and fast food franchises, late-licence pubs, bars, and nightclubs, betting shops and gambling premises, shisha lounges and smoking venues, shops with high fire risk or heavy flammable stock, vape shops and adult retail. Supermarkets and larger convenience stores can be acceptable, but valuers consider noise from deliveries, refuse collection, and customer parking, particularly where residential windows are directly above the service area.

If planning permission or licensing for the business is uncertain, most lenders will either decline or condition completion on those matters being resolved first. If you are considering a property with a higher-risk trade below, expect a narrower lender choice, a lower maximum LTV, and a higher interest rate. A specialist broker's value in these cases is identifying which lenders have genuine appetite for specific business types, not just the ones that advertise semi-commercial products generally.

Buying versus remortgaging a semi-commercial building

The mortgage process differs depending on whether you are purchasing or refinancing. For purchases, timing is often critical. Sellers of mixed-use stock expect buyers to move efficiently, and having a decision in principle before making an offer strengthens your position. Lenders assess projected rental income if the property is partially or fully vacant, review existing lease agreements in detail, and will want local estate agents' rental appraisals to support income assumptions. Valuations consider both investment value based on current rents and vacant possession value.

For remortgages, landlords typically refinance to release equity for further investments, fund refurbishments, or replace more expensive bridging or legacy debt. Existing tenancy agreements form the core of the income assessment. As a worked example: a landlord in Birmingham owns a barber shop with two flats above, purchased five years ago, now valued at £380,000 with an existing mortgage of £180,000. They want to release £200,000, which would mean total borrowing of £380,000, approximately 100% of current value: not achievable. After discussion, they refinance at 75% LTV (£285,000), releasing £105,000 for another purchase while maintaining manageable monthly repayments. If the property is unmortgageable due to condition, a short-term commercial bridging loan may be needed first, with an exit to a term semi-commercial mortgage after works complete and units are let.

Limited company versus personal name for semi-commercial with flats above

Many property investors now hold mixed-use buildings in SPV limited companies. Some lenders price limited company semi-commercial borrowing comparably to personal name borrowing. Others may apply different LTV caps or stress test assumptions. Lenders prefer clean, property-focused SIC codes for the SPV (codes for property letting and dealing). If the company also trades in other business lines, some lenders become cautious about the separation of activities.

Different legal documentation is required for a company borrower: company accounts, director details, and sometimes personal guarantees from directors. Maximum LTV may differ between personal and company borrowing with the same lender. Exit strategies also differ: selling the company shares versus selling the property directly has different tax and stamp duty implications for the buyer. Obtain independent tax advice before deciding on ownership structure. The right choice depends on your existing income, other investments, and long-term plans.

Step-by-step: how to arrange a semi-commercial mortgage for a shop with flats above

Step 1: Initial review. Assess the property details, current and projected rents, your experience, and available deposit. Review existing tenancy agreements and, for purchases, the memorandum of sale. A credit profile check establishes which lenders are realistic options before you commit time or money.

Step 2: Sourcing and agreement in principle. Search the semi-commercial and bridging market for lenders comfortable with the specific business use and your borrower profile. A decision in principle supports your offer on a purchase, or confirms viability for a remortgage. The ownership structure, deposit requirements, and likely terms are agreed at this stage.

Step 3: Full application and valuation. Submit the full mortgage application with all supporting documents. The lender instructs a commercial mixed-use valuation covering both investment value based on rental income and vacant possession value. The underwriter reviews lease agreements, borrower profile, and the valuation report.

Step 4: Offer and legals. A formal mortgage offer is issued subject to legal conditions. Solicitors handle title checks, planning verification, lease reviews, and any conditions. Landlord and tenant matters are resolved before completion.

Step 5: Completion. Funds are released to the vendor on a purchase, or to the existing lender on a remortgage. Tenancies continue under the new ownership. Ongoing management of both commercial and residential lettings begins. A straightforward semi-commercial purchase typically completes in eight to twelve weeks from application. Complex cases with lease negotiations or planning issues take longer.

Common challenges with semi-commercial mortgages on flats above shops

On the property side: short or poorly drafted commercial leases with no clear remaining term or unclear repairing obligations; above-average vacancy in the local parade affecting valuer opinion on saleability; flats not meeting modern standards such as EPC ratings below current rental minimums or no separate access from the commercial unit; building condition issues requiring more than cosmetic work; and planning uncertainties around change of use or HMO licensing applications.

On the borrower side: first-time commercial investors with no existing portfolio or landlord track record; credit history issues such as CCJs, arrears, or recent defaults, which narrow lender choice but do not always prevent borrowing; insufficient personal income to support regulated affordability calculations on owner-occupier cases; and deposit sources that cannot be clearly evidenced.

Where multiple risk factors combine, such as a high-risk trade below, high LTV, and an inexperienced borrower, most mainstream lenders will decline. Options for resolving specific issues before application include negotiating with the commercial tenant to extend or improve the lease before purchase, upgrading EPC ratings on the flats before refinancing, adjusting deposit size to bring LTV into a more comfortable range, and structuring ownership to address borrower-profile concerns.

Bridging finance as an alternative route for flats above shops

A semi-commercial bridging loan is more appropriate than a term mortgage where the property is vacant or needs significant works before it can be let, where title or planning changes need to be resolved, where you are purchasing at auction on a 28-day completion deadline, or where the commercial unit needs reconfiguration before a new lease can be agreed.

Bridging is typically structured over six to twenty-four months with interest rolled up rather than paid monthly. The planned exit is a long-term semi-commercial or buy-to-let mortgage once works are completed and units are let. Some lenders also provide development finance for heavier refurbishment or change of use projects.

The buy-improve-refinance approach is common among experienced investors working with mixed-use stock. As a worked example: you purchase a tired high-street shop with one derelict flat above for £175,000 using bridging finance at 70% LTV (£122,500 loan). You spend £45,000 refurbishing the flat and converting it into two modern one-bed units, plus £15,000 updating the shop front. After six months, the property values at £295,000. You refinance to a term semi-commercial mortgage at 70% LTV (£206,500), repay the bridging loan plus rolled interest, and retain a property worth materially more than total investment. Specialist bridging lenders are often more flexible on property condition than term lenders, but they charge higher rates and arrangement fees. The higher cost of short-term capital is the price of accessing assets that a term lender would not fund at the outset.

Documents to prepare before applying for a semi-commercial mortgage

Full property address and details of the shop and each flat, including size in square metres, current rent if let, and occupancy status. Copies of any existing ASTs for the residential units. The commercial lease for the shop, or heads of terms if a new lease is being agreed. Evidence of your income: payslips and P60s for employed income, tax calculations for self-employed income, or company accounts if you trade from the premises. Details of your deposit source and evidence of funds. An overview of your property experience and current portfolio. Recent bank statements showing rental income from any existing investments. Identification documents for all borrowers and directors if using a limited company.

Engaging a broker before making an offer avoids a common and expensive mistake: exchanging on a purchase only to discover the commercial premises are harder to mortgage than expected, or that unrealistic timescales cause the deal to collapse. Understanding your mortgage position before you commit puts you in control rather than reacting to problems once contracts are exchanged.