Capital Gains Tax

Before filling in the Capital Gains Tax section, you will need to calculate any gains or losses. A separate computation will be required for each asset or type of asset sold or disposed of.

You must send HMRC your computations, valuations and specified claim forms with the tax return.

Residential Property

Residential Property Summary

Number of disposals Number of disposals is calculated based on the associated entries made in Residential Property Details, Non-Resident CGT Details and Prior Year Gains and Carried Interest.
Disposal proceeds Disposal proceeds is calculated based on the associated entry made in Residential Property Details.
Allowable costs Allowable costs is calculated based on the associated entry made in Residential Property Details.
Gains in the year (excl. NRCGT) Gains in the year (excl. NRCGT) is calculated based on the entries made in Residential Property Details and Prior Year Gains and Carried Interest.
Losses in the year (excl. NRCGT) Losses in the year (excl. NRCGT) is calculated based on the entries made in Residential Property Details.
Type(s) of claim or election Select the appropriate option from the dropdown menu and, where applicable, enter the relevant amount in Reliefs claimed. Further details of the election or claim should also be entered in Any other information (located in Losses and Adjustments) and included in your computation(s).

Residential Property Details (excl. NRCGT)

Number of disposals Enter the number of disposals of interests in residential property assets (excl. NRCGT) made during the current tax year.
Disposal proceeds Enter the total disposal proceeds for all interests in residential property assets (excl. NRCGT) before taking into account any reliefs or claims.
Allowable costs Enter the total allowable costs (including purchase price).
Reliefs claimed Enter the total amount of relief claimed.
Gains in the year Gains in the year is calculated based on the entries made in Disposal proceeds, Allowable costs and Reliefs claimed.
Losses in the year Losses in the year is calculated based on the entries made in Disposal proceeds, Allowable costs and Reliefs claimed.
Gain or loss reported on Real Time Transaction return(s) If a Real Time Transaction return was submitted during the tax year for the disposal of a residential property or properties, enter the overall gain or loss. If the result for the year is a loss, enter a negative figure. This figure should already be included in the total for Gains in the year or Losses in the year. Enter the reference number(s) of any Real Time Transaction return(s) in Any other information (located in Losses and Adjustments).
Tax paid on RTT gains Enter the total amount of tax paid reported on the Real Time Transaction return(s).

Non-Resident CGT Details

Number of disposals Enter the number of disposals reported on NRCGT return(s).
Gain or loss reported on NRCGT return(s) Enter the total amount of gains chargeable to non-resident Capital Gains Tax (NRCGT), after any NRCGT losses of the year, reported on NRCGT return(s). If the result for the year is a loss, enter a negative figure. Enter the reference number(s) of the NRCGT returns in Any other information (located in Losses and Adjustments).
Tax reported on NRCGT return(s) Enter the total amount of non-resident Capital Gains Tax included on the NRCGT returns for the year.

Prior Year Gains and Carried Interest

Number of disposals Enter the number of disposals relating to prior year gains and carried interest. If carried interest rules apply, treat this as one disposal.
Prior year gains after reliefs Enter the total amount of gains from earlier years.
Carried interest Enter the total amount of carried interest gains.

Listed Shares

Listed Shares and Securities

Number of disposals Enter the number of disposals made during the current tax year. All disposals of the same class of share or security in the same company made on the same day should be counted as a single disposal.
Disposal proceeds Enter the total disposal proceeds (before taking into account any reliefs, claims or elections).
Allowable costs Enter the total allowable costs (including purchase price).
Reliefs claimed Enter the total amount of relief claimed.
Gains in the year, before losses, after reliefs Gains in the year, before losses, after reliefs is calculated based on the entries made in Disposal proceeds, Allowable costs and Reliefs claimed.
Losses in the year Losses in the year is calculated based on the entries made in Disposal proceeds, Allowable costs and Reliefs claimed.
Type(s) of claim or election Select the appropriate option from the dropdown menu and, where applicable, enter the relevant amount in Reliefs claimed. Further details of the election or claim should also be entered in Any other information (located in Losses and Adjustments) and included in your computation(s).
Gain or loss reported on Real Time Transaction (RTT) return(s) If a Real Time Transaction return was submitted during the tax year for the disposal of listed shares, enter the overall gain or loss. If the result for the year is a loss, enter a negative figure. This figure should already be included in the total for Gains in the year or Losses in the year. Enter the reference number(s) of any Real Time Transaction return(s) in Any other information (located in Losses and Adjustments).
Tax paid on RTT gains Enter the total amount of tax paid reported on the Real Time Transaction return(s).

Unlisted Shares

Unlisted Shares and Securities

Number of disposals Enter the number of disposals made during the current tax year. All disposals of the same class of share or security in the same company made on the same day should be counted as a single disposal.
Disposal proceeds Enter the total disposal proceeds (before taking into account any reliefs, claims or elections).
Allowable costs Enter the total allowable costs (including purchase price).
Reliefs claimed Enter the total amount of relief claimed.
Gains in the year, before losses, after reliefs Gains in the year, before losses, after reliefs is calculated based on the entries made in Disposal proceeds, Allowable costs and Reliefs claimed.
Losses in the year Losses in the year is calculated based on the entries made in Disposal proceeds, Allowable costs and Reliefs claimed.
Type(s) of claim or election Select the appropriate option from the dropdown menu and, where applicable, enter the relevant amount in Reliefs claimed. Further details of the election or claim should also be entered in Any other information (located in Losses and Adjustments) and included in your computation(s).
Gain or loss reported on Real Time Transaction (RTT) return(s) If a Real Time Transaction return was submitted during the tax year for the disposal of unlisted shares or securities, enter the overall gain or loss. If the result for the year is a loss, enter a negative figure. This figure should already be included in the total for Gains in the year or Losses in the year. Enter the reference number(s) of any Real Time Transaction return(s) in Any other information (located in Losses and Adjustments).
Tax paid on RTT gains Enter the total amount of tax paid reported on the Real Time Transaction return(s).
Gain exceeding Employee Shareholder lifetime limit Enter the total amount of gains exceeding the lifetime limit for Employee Shareholder Status shares.
Gain qualifying for relief under Seed EIS Enter the total of all gains made on the disposal of assets in the current tax year where, because of reinvestment into shares issued, or treated as issued, in that year by one or more Seed Enterprise Investment Companies, they qualify for exemption. The claim forms, provided with the SEIS3 certificates, should be attached to the tax return in Attachments for Online Filing.
Losses used against current year income Enter the total amount of losses used against current year income.
Amount above relating to EIS / Seed EIS relief Enter the amount included in Losses used against current year income for shares that Enterprise Investment Scheme or Seed Enterprise Investment Scheme Relief is due.
Losses used against previous year income Enter the total amount of losses used against the previous year’s income.
Amount above relating to EIS / Seed EIS relief Enter the amount included in Losses used against previous year income for shares that Enterprise Investment Scheme or Seed Enterprise Investment Scheme Relief is due.

ER and Other Gains

Other Property, Assets and Gains

Number of disposals Enter the number of disposals of property (other than residential property) or assets made during the current tax year.
Disposal proceeds Enter the total disposal proceeds for other property and other assets (before taking into account any reliefs or claims).
Allowable costs Enter the total allowable costs (including purchase price).
Reliefs claimed Enter the total amount of relief claimed.
Prior year gains after reliefs Enter the amount of gains from earlier years.
Gains in the year Gains in the year is calculated based on the entries made in Disposal proceeds, Allowable costs, Reliefs claimed and Prior year gains after reliefs.
Losses in the year Losses in the year is calculated based on the entries made in Disposal proceeds, Allowable costs, Reliefs claimed and Prior year gains after reliefs.
Type(s) of claim or election Select the appropriate option from the dropdown menu and, where applicable, enter the relevant amount in Reliefs claimed. Further details of the election or claim should also be entered in Any other information (located in Losses and Adjustments) and included in your computation(s).
Gain or loss reported on Real Time Transaction (RTT) return(s) If a Real Time Transaction return was submitted during the tax year for the disposal of other property and assets, enter the overall gain or loss. If the result for the year is a loss, enter a negative figure. This figure should already be included in the total for Gains in the year or Losses in the year. Enter the reference number(s) of any Real Time Transaction return(s) in Any other information (located in Losses and Adjustments).
Tax paid on RTT gains Enter the total amount of tax paid reported on the Real Time Transaction return(s).
Attributed gains where personal losses cannot be offset Enter the amount of any gains, capital payments or benefits, received as a beneficiary from a non-UK resident trust.

Losses and Adjustments

Losses and Adjustments

Losses brought forward and used this year Enter the total amount of losses brought forward and used this year.
Income losses set against gains Enter the total amount of any allowable trading losses of the current tax year to be set against chargeable gains.
Total losses available to be carried forward Enter the total amount of losses available to be carried forward (including clogged losses).
Losses used against an earlier year’s gain Enter the total amount of losses used against an earlier year’s gain.
Deferred ER gains (before 23 June 2010) now chargeable Enter the total amount of any deferred gains on disposals made before 23 June 2010, for which Entrepreneurs’ Relief was claimed, which have come into charge.
Deferred ER gains (on or after 23 June 2010) now chargeable Enter the total amount of any deferred gains on disposals made after 23 June 2010, for which Entrepreneurs’ Relief was claimed, which have come into charge.
Current year ER gains Enter the total amount of all aggregated gains that qualify for Entrepreneurs’ Relief made on or after the start of the current tax year.
Adjustments to Capital Gains Tax Enter the total adjustment to Capital Gains Tax. If the adjustment reduces the amount of Capital Gains Tax payable, enter a negative figure.
Additional liability for non-resident or dual resident trusts Enter the total additional liability for non-resident or dual resident trusts.

Capital Gains Tax Computations

Detailed computations must be attached in Attachments for Online Filing or entered in Any Other Information.

No capitals gains tax computations attached This is the default option.
Capital gains tax computations included as PDF in Attachments for Online Filing Select this if PDF computation(s) have been attached in Attachments for Online Filing.
Details of capital gains tax computations included in Other Information Select this if details of the computations have been entered in Any Other Information (located in Losses and Adjustments).

Any Other Information

Computations include estimates or valuations Tick the box if your computations include estimated figures or a valuation.
Further details should be entered in Any other information explaining where and why estimated figures have been used and how they have been calculated.
If valuations have been used, further details should be entered in Any other information including, the date of the valuation and a full description of the asset.
Any other information Enter any additional information here, for example:

  • if a claim or an election for losses on foreign assets to be allowable losses is being made, enter “I elect for my foreign losses to be allowable losses”
  • details of any gains out of your computations, such as foreign gains that cannot be brought into the UK
  • details of any estimated figures
  • anything you would like to add to support your computations
  • details of computations and adjustments
  • the reference number of each Real Time Transaction return made
  • the reference number of each Non-resident Capital Gains Tax return made

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