Accounting

Specialist tax

Capital gains tax returns

Capital Gains Tax is charged on the profit made when you dispose of an asset that has increased in value: property that is not your main home, shares and funds held outside an ISA or pension, business assets, land, valuable possessions and, since HMRC's guidance made it explicit, cryptoassets. The gain is the proceeds less the cost of acquisition, the cost of capital improvements and the incidental costs of buying and selling. A disposal is wider than a sale; it includes gifts, exchanges and the destruction or total loss of an asset. Each tax year you have an annual exempt amount, £3,000 for 2026/27, and gains above it are taxed at 18% within your remaining basic rate band and 24% above it.

from £149 · fixed, per report

Next deadlines

  • UK residential property disposals: CGT return and payment within 60 days of completion
  • UK residential property disposals: CGT return and payment within 60 days of completion
  • Online Self Assessment filing deadline and balancing payment due
  • UK residential property disposals: CGT return and payment within 60 days of completion

Fees

Packages, fixed and published

£149

Shares or funds disposal report

£199

60-day UK property CGT return

£249

Multiple disposals in one year

£299

Business asset disposal relief claim

Who this is for

Capital Gains Tax

Individuals and trustees in the UK disposing of assets: landlords selling a rental or a former home, investors selling shares or funds outside an ISA, employees exercising options or selling scheme shares, business owners selling a company or its assets, people gifting assets to family, and executors dealing with disposals during an estate administration.

What is included

Inside the fixed fee

  • Gain computed for each disposal with acquisition cost, enhancement expenditure and incidental costs allowed in full
  • 60-day UK residential property return filed through HMRC's online service with the tax paid on account
  • Private residence relief, lettings relief and periods of absence calculated for homes that were once let or vacant
  • Share and fund disposals matched under the same-day, 30-day and section 104 pooling rules
  • Business asset disposal relief, investors' relief, gift relief and rollover relief claimed where available
  • Losses identified and claimed, annual exempt amount and rate bands applied, Self Assessment pages completed

In detail

How capital gains tax works

UK residential property has its own reporting regime. Since April 2020, a UK resident who sells a residential property on which tax is due must file a return through HMRC's online Capital Gains Tax on UK property service and pay the tax within 60 days of completion, entirely separately from the annual Self Assessment on which the gain is reported again later. Non-residents must report all UK land disposals within 60 days whether or not tax is due. The deadline is short, the penalties for missing it follow the Self Assessment pattern, and the computation often involves private residence relief for a property that was once a home, apportioned by days of occupation and with the final nine months of ownership exempt regardless. Our £199 service handles the whole 60-day process.

Shares, funds and crypto are governed by the matching rules. Disposals are matched first to acquisitions on the same day, then to acquisitions within the following 30 days, a rule designed to prevent selling and immediately buying back to crystallise a loss, and then to the section 104 pool holding all other units of that asset at average cost. Employee share schemes add their own layer: SAYE, share incentive plans, enterprise management incentive options and unapproved options each have specific rules for cost and for the income tax already suffered. A share or fund disposal report is £149; multiple disposals across asset types in one year are £249.

Reliefs are where expertise pays. Business asset disposal relief gives a reduced rate, 14% in 2025/26 and 18% from April 2026, on up to £1 million of lifetime gains from selling a trading business or shares in a trading company where the two-year qualifying conditions are met. Investors' relief, gift relief on business assets, rollover relief when business assets are replaced, and incorporation relief when a sole trade becomes a company each defer or reduce the charge in specific circumstances. Losses claimed on a return within four years can be carried forward indefinitely. Transfers between spouses are at no gain and no loss, which legitimately allows two exemptions and two basic rate bands to be used on a planned disposal. Our £299 business asset service prepares and supports the relief claim with the evidence HMRC expects.

Every report we produce sets out each disposal with its date, proceeds, allowable costs, gain or loss and the relief applied, the use of the annual exemption and losses, the rate bands and the tax due, with the reasoning for any judgement explained. For property we file the 60-day return and give you the payment reference; for everything else we complete the capital gains pages of your Self Assessment or hand the figures to whoever files it. Executors, trustees and non-residents are handled under their own rules. The fee is fixed before the work starts, the process is online, and nothing is submitted to HMRC until you have reviewed and approved it.

Process

From first message to filed

  1. Tell us your situation

    A short message or call about what you do and what needs filing. We ask the questions that determine the right package and nothing more.

  2. Fixed fee in writing

    You receive one price for the work, confirmed by email before anything starts. It does not change if the job takes longer than we expected.

  3. Send records, review the draft

    Records come by WhatsApp or email. We prepare the draft, explain the figures in plain English and answer your questions.

  4. We file, you get the receipts

    Once you approve and the fee is settled, we submit electronically and forward the HMRC or Companies House acknowledgement the same day.

Worth knowing

Rules that come up in this work

Late filing penalties

HMRC's penalties for a late Self Assessment return are automatic: £100 the day after 31 January, £10 a day from three months late up to £900, then the greater of £300 or 5% of the tax at six and twelve months. Interest and separate late-payment penalties apply to the tax itself. Companies House charges £150 to £1,500 for late accounts, doubling for a second consecutive year.

Making Tax Digital for Income Tax

MTD for Income Tax replaces one annual return with quarterly digital updates and a year-end declaration, submitted from software. The threshold is gross trading and property income, measured two years earlier, and started at £50,000 in April 2026 before falling to £30,000 in April 2027. Anyone affected needs digital record keeping in place before their start date, not after.

The Self Assessment calendar

Self Assessment runs on a fixed annual cycle. Registration by 5 October following the tax year, online filing and payment by 31 January, and a second instalment on 31 July for those making payments on account. The penalties for lateness are automatic and escalate monthly, which is why we file early and chase approvals well before the window closes.

Payments on account

A common surprise in Self Assessment is the January payment that is far larger than expected. That is the balancing payment for the year just ended plus the first payment on account for the year ahead, which HMRC sets at half of the bill just calculated. We put the figure in your hands months ahead and tell you how to adjust it legitimately when circumstances change.

Salary versus dividends

The salary-and-dividend split is the central planning decision for an owner-managed company. Salary costs employer National Insurance above £5,000 but is deductible; dividends are not deductible but attract lower personal rates and no National Insurance. The optimum changes each April with the thresholds and depends on the director's other income, so it should be set deliberately every year.

Director's loan accounts

The most common tax problem in owner-managed companies is an overdrawn director's loan account: drawings taken during the year that were never declared as dividends or salary. The company faces a 35.75% charge on the balance outstanding nine months after the year end, and the director may have a benefit in kind. We review the account before every year end to clear it properly.

The VAT registration threshold

VAT registration is compulsory once taxable turnover in any rolling twelve-month period exceeds £90,000, or when you expect to exceed that in the next thirty days alone. The test is rolling, not by tax year, and includes zero-rated sales. Businesses regularly cross it without noticing, and late registration means accounting for VAT on sales where it was never charged to customers.

Questions

Capital Gains Tax: your questions answered

What are the Capital Gains Tax rates for 2026/27?

The annual exempt amount is £3,000. Gains above it are taxed at 18% to the extent they fall within your unused basic rate band and 24% above it, for all asset types including residential property. Gains qualifying for business asset disposal relief are taxed at 14% in 2025/26, rising to 18% from April 2026, on up to £1 million of lifetime gains.

What is the 60-day property return?

When a UK resident sells UK residential property and tax is due, they must file a return through HMRC's Capital Gains Tax on UK property service and pay the tax within 60 days of completion. This is separate from and in addition to the annual Self Assessment. Late filing penalties mirror Self Assessment: £100 immediately, then daily and tax-geared penalties.

I sold my former home that I later let out. Is it all taxable?

No. Private residence relief exempts the gain for the period you lived there plus the final nine months of ownership, and certain periods of absence can qualify. The let period is taxable. Lettings relief now applies only where you shared occupation with the tenant. We apportion the gain by days and claim every qualifying period.

What costs can I deduct from the gain?

The purchase price, stamp duty and legal fees on purchase, capital improvements that are still reflected in the asset at sale (extensions, new kitchens, not repairs), and selling costs including agent and legal fees. For shares, dealing costs and stamp duty. For inherited assets, the probate value is the cost.

How do you work out gains on shares bought at different times?

Disposals are matched first to shares bought the same day, then to shares bought in the following 30 days, then to the section 104 pool, which holds all other shares of that class at their average cost. The same rules apply to funds and to crypto. We run the matching across your full history.

Can I use losses from previous years?

Yes, if they were claimed on a return within four years of the tax year in which they arose. Current-year losses are set against current-year gains first, even if that wastes the annual exemption; brought-forward losses are only used to the extent needed to bring gains down to the exemption. We check for unclaimed historical losses as standard.

What is business asset disposal relief?

Formerly entrepreneurs' relief: a reduced rate on gains from selling all or part of a trading business, or shares in a trading company where you held at least 5% and were an officer or employee for two years. The lifetime limit is £1 million. The rate rose to 14% in April 2025 and to 18% from April 2026. Our £299 service prepares and supports the claim.

I gave a property to my child. Is there tax?

Yes. Gifts to anyone other than your spouse or civil partner are disposals at market value, and the gain is taxable even though no money changed hands. The 60-day return applies to residential property. Gift relief can defer gains on business assets, but not on investment property. We value, compute and report the gift.

Do transfers between spouses trigger tax?

No. Transfers between spouses or civil partners living together are at no gain and no loss; the recipient takes over the original cost. This allows both annual exemptions and both basic rate bands to be used on a later sale, which is a common and legitimate way to reduce the tax on a jointly planned disposal.

What if I sell shares from an employee share scheme?

It depends on the scheme. Shares from a SAYE or SIP scheme have specific cost rules and sometimes income tax has already been paid on part of the value. Options exercised and sold on the same day may have no gain at all. We need the scheme documents and the exercise and sale figures, and we apply the correct treatment for each.

I am an executor. Do I report gains for the estate?

Yes. During the administration period the estate is a separate taxpayer with its own annual exemption and pays CGT at 24% on gains above probate value. Residential property sales by the estate are subject to the 60-day rule. We prepare the estate computations and the trust and estate return pages.

I am not UK resident but sold a UK property. Do I need to report?

Yes. Non-residents must report all UK land and property disposals within 60 days, whether or not tax is due, and residential property gains are generally rebased to April 2015 values. The rules differ from those for residents and the penalties for not reporting are the same. We handle non-resident returns regularly.

Get capital gains tax for a fixed fee

Tell us what you need. You get one fixed fee in writing, and nothing is filed until you approve it.

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