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Moving Back Into a Rental Property to Reduce Capital Gains Tax

What moving back in can and can't do for your capital gains tax bill.

Moving Back Into a Rental Property to Reduce Capital Gains Tax Real Estate Finance & Funding

Updated October 2026 · Fraser Bond

Tax · Landlords

Will moving back in cut your capital gains tax?

Final 9 monthsalways exempt
Absencerules
18% / 24%CGT rates
60 daysto report
In short: If a property was once your main home, private residence relief covers the years you lived there plus the final 9 months of ownership. Moving back in can also make some earlier periods away count as if you lived there, but only in specific cases, such as up to 3 years for any reason, if you lived there both before and after. Simply moving back in for a short time to avoid tax can be challenged by HMRC, because the home must genuinely be your residence. This is general information, not tax advice; speak to a tax adviser before acting.

How relief is worked out

PeriodUsually counts as exempt?
Years you actually lived there as your main homeYes
Final 9 months of ownershipYes, whether or not you lived there
Up to 3 years away for any reasonYes, if you lived there before and after
Up to 4 years away because of work in the UKYes, if you lived there before and after (with conditions)
Any time working abroadYes, if you lived there before and after (with conditions)
Other years let outNo: the gain for these years is taxable

Private residence relief periods. Conditions apply.

Rough CGT estimate
Taxable share of gain–
After annual exempt amount–
Estimated CGT–

A simplified time-apportionment estimate for residential property. It ignores costs you can deduct, joint ownership and lettings relief. Take professional advice.

Lettings relief

Since April 2020, only available if you shared the home with your tenant.

Report in 60 days

UK residents must report and pay CGT on residential sales within 60 days of completion.

Genuine residence

HMRC looks at how long and how genuinely you lived there, not just your address.

Keep records

Keep proof of when you lived there: bills, council tax and electoral roll.

Selling or keeping your let property?

  • Free sales valuation, with or without tenants
  • Sale to investors with a tenant in place
  • Rental valuation if you decide to keep letting
  • Full management if you move away again

Frequently asked questions

Does moving back in remove all CGT?

No. It can extend relief in some cases, but years let out without qualifying absence still create a taxable gain.

How long do I need to live there?

There is no fixed minimum. HMRC looks at the quality of occupation, so a short stay just to save tax may not count.

What is the final period exemption?

The last 9 months of ownership are exempt if the home was your main residence at some point (longer for some disabled people or those going into care).

Can Fraser Bond help me sell?

Yes. We value and sell let properties across London, with or without tenants.

Thinking about selling your let property?

Get a free sales valuation and a view on selling with or without the tenant.

Get a free valuationSpeak to our team

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