Sell or Let Your UK Home Before Moving to Argentina?

A UK house can be a source of cash for an Argentina move, or a place to return to. Selling usually suits an owner who needs the equity or cannot carry a vacant rental and a major repair from abroad. Letting makes more sense when the after-cost rent, a sterling reserve and the value of keeping the property outweigh the capital tied up in it. The tax history matters too: selling a home while private residence relief still covers the whole gain is often simpler than selling after years of letting.

Compare the money you can actually use

An asking price is not a moving budget. A lender's redemption statement identifies the balance and any early repayment charge; estate-agent, conveyancing and removal costs reduce what reaches your account. Rent needs an equally honest calculation. Capital repaid through a mortgage payment reduces cash but not taxable rental profit; for an individual landlord, residential mortgage interest is generally handled through a basic-rate tax reduction rather than a full expense deduction.

An Argentine purchase need not follow immediately after a UK completion. Renting gives someone still testing a city or residence plan more room to decide. A central Buenos Aires one-bedroom was around US$750 a month, roughly ARS 1,159,000 at ARS 1,545 per US$ in September 2026; the actual quote depends on location and contract term. Compare Argentine rentals on PlataPlace alongside the Buenos Aires rental-contract guide.

A £1,500 rent is not £1,500 to spend

Take a couple leaving an English home in November 2026. At an assumed £300,000 sale price, £170,000 mortgage redemption and £6,000 combined sale costs, completion releases £124,000 before any CGT or transfer costs. These are illustrative inputs, not a valuation or standard fee schedule. That money could support their move or a future UK return, although they would then have to rent or buy again in Britain.

Suppose instead that the home lets for £1,500 a month, or £18,000 in a fully occupied year. One empty month removes £1,500; management at 12% of the eleven months collected takes about £1,980. After £1,500 repairs, £450 insurance and £9,600 mortgage payments, the cash left is £2,970 a year, roughly £248 a month, before tax, one-off compliance costs or larger repairs. Agents' VAT and void-period charges can change that figure; a £4,000 boiler and roof bill would more than consume the year's surplus. Taxable profit also differs from the £2,970 cash balance because mortgage capital repayments are not deductible.

A proposed rentista application adds another test. The rentista income requirements concern evidenced income from assets, rather than the house's equity; a mortgage-heavy let may leave little qualifying income.

What changes if you sell before leaving

Sale timing begins with the mortgage figures for the intended completion month and written quotes from an estate agent and conveyancer. The conveyancer needs title, mortgage and identity records, plus any leasehold management pack. Exchange and completion are separate events: proceeds become available at completion. If completion might occur after the flight, the conveyancer can arrange identity checks, signed documents, keys and authority to act in advance.

The tax calculation depends on the home's history. Keep purchase and occupation dates, periods away, earlier letting and invoices for capital improvements. Private residence relief normally covers the period you lived there and the final nine months of ownership; special absence rules have conditions. That nine-month period is part of a gain calculation, not a sale deadline, and leaving the home empty does not automatically exempt every later month.

Final meter readings, a forwarding address and the completion date settle utility and council records. If you are already non-UK-resident when disposing of UK property, an HMRC UK Property CGT return is generally due within 60 days of completion, including where no tax is payable. UK residents face different reporting tests. The non-resident UK property CGT guide explains the return that can follow you to Argentina.

What changes if you let it

A rented home needs the lender's written consent to let or a suitable buy-to-let mortgage, appropriate insurance and, for leasehold property, compliance with subletting terms. A managing agent's quotation should separate tenant-finding, ongoing management, VAT, repairs, renewals and access for a possible sale. Authority limits and a reachable UK contact give the agent a way to handle urgent work. A sterling reserve absorbs voids and repairs without relying on each month's rent for Argentine bills.

The legal checklist follows the property's UK nation. In England it includes an Energy Performance Certificate, annual gas-safety checks where gas is present, an electrical installation inspection at least every five years, smoke and carbon-monoxide alarms, Right to Rent checks and deposit protection. Scotland, Wales and Northern Ireland have different requirements; Scotland and Wales also have landlord registration regimes. The applicable local rules must be in place before a tenant moves in.

Rent collected while you live abroad remains UK taxable income. P85 tells HMRC you have left, while the Statutory Residence Test establishes residence for tax purposes. Under the Non-Resident Landlords Scheme, a letting agent or qualifying tenant may have to withhold basic-rate tax. NRL1 is an application to receive rent without that deduction once HMRC notifies the payer; it leaves the Self Assessment and UK rental-profit calculation intact. See NRL1 and UK rent from Argentina.

Keep occupation, tenancy and purchase-cost records for an eventual disposal. Letting relief is now narrowly available when the owner shared occupation with a tenant, rather than for an entire let property. A later sale can involve UK CGT and Argentine reporting if you become Argentine tax-resident; the UK–Argentina double taxation convention does not make the gain untaxable. Retaining a UK home can also affect UK residence-test ties, though ownership alone does not settle tax residence.

The cost of holding a house empty

A flight to Argentina does not end council tax liability. The buyer generally becomes responsible on completion, while a tenant normally pays once the home is their residence. During a void, the owner generally pays; empty-home and second-home premiums depend on the council. A letting plan also delays access to the house if you return, because a change of plans does not end a tenancy. The possession rules of the property's nation determine when it can be recovered.

The choice turns on what the house can carry while you are away: a sale converts it into liquid capital, while a let keeps a UK address in your ownership at the price of ongoing work and risk. If the house is already sold, the UK-to-Argentina money-transfer guide addresses the next decision about the proceeds.