Can My Limited Company Buy a Garden Office?
Garden offices have become increasingly popular with business owners who work from home. But if you’re thinking about putting a garden office in your back garden, you may be wondering:
Can my limited company pay for it? And can I claim tax relief?
The short answer is yes, your company can potentially pay for a garden office – but the tax treatment isn’t as straightforward as simply putting the whole cost through the business.
Here’s what you need to know.
Can my limited company pay for a garden office?
Yes. A limited company can pay for a garden office used for the purposes of the business.
However, you shouldn’t assume that the entire cost will qualify for Corporation Tax relief.
The building itself will generally be treated as capital expenditure, and the structural elements of a building don’t normally qualify for ordinary plant and machinery capital allowances.
That means the cost of the basic structure – such as the walls, roof, floors and windows – will generally not receive an immediate Corporation Tax deduction.
But that’s not the end of the story.
What garden office costs can qualify for tax relief?
Certain items within the office can qualify for capital allowances.
For example, HMRC’s rules can cover certain integral features, including electrical systems and heating systems. Other qualifying plant and machinery, such as office equipment and furniture, may also qualify for capital allowances, potentially including the Annual Investment Allowance.
So it’s important to get a proper breakdown of the project costs rather than treating the whole garden office as one item.
For example, you may need to distinguish between:
- the building structure;
- electrical and heating systems;
- insulation and other qualifying features;
- fitted furniture; and
- computers and other office equipment.
The precise treatment depends on the nature of the expenditure.
What about VAT?
If your company is VAT registered, it may be possible to recover some or all of the VAT, but this needs careful consideration.
HMRC’s basic rule is that VAT must relate to the business’s taxable activities. Where an asset or expenditure has both business and private use, the VAT may need to be apportioned.
This means you shouldn’t automatically assume that being VAT registered means you can reclaim all the VAT on your garden office.
The position can also be more complicated where the company is using the Flat Rate Scheme, so it’s worth checking the VAT treatment before committing to the purchase.
What about heating, electricity and broadband?
Ongoing costs associated with running a genuine business workspace can potentially be paid by the company, provided they relate to the business and any private element is dealt with appropriately.
For example, this could include electricity, heating and broadband.
The company should keep reasonable records and, where there is mixed business and private use, make an appropriate apportionment.
From 6 April 2026, the rules for employees claiming deductions for their own unreimbursed homeworking expenses also changed, so it is particularly important to distinguish between the company paying business expenses and the director personally claiming tax relief.
Could there be a Benefit in Kind?
Potentially.
This is one of the most important points for company directors to consider.
HMRC has exemptions for certain work-related equipment and services provided to employees working from home. However, those exemptions don’t simply extend to the construction or alteration of a building on land adjacent to the employee’s home.
If a company-funded garden office is also available for private use, a taxable Benefit in Kind may arise.
The precise position depends on the ownership of the building, how it is provided and how it is used, so this is something you should discuss with your accountant before the company pays for the work.
Could a garden office affect Capital Gains Tax?
Potentially – but the position is often misunderstood.
When you sell your main home, Private Residence Relief can normally shelter the gain from Capital Gains Tax. However, relief can be restricted where part of the property has been used exclusively for business purposes.
By contrast, simply using part of your home for work doesn’t automatically create a CGT problem where that area also has genuine private use.
So the way you use your garden office can matter just as much as who paid for it.
What about business rates?
A home-based business doesn’t normally have to pay business rates.
However, business rates can become relevant in certain circumstances – for example, where part of a property is being used as business premises, customers visit the property, employees work there, or significant alterations have been made for business purposes.
If you’re unsure, check with the Valuation Office Agency or your local council.
So, should my company buy the garden office?
There isn’t a one-size-fits-all answer.
Having your limited company pay for the office can make sense, particularly where it is genuinely being provided for business purposes. But you need to consider more than just the Corporation Tax deduction.
Before committing to the purchase, consider:
- Who will own the office?
- Who owns the land?
- How will the office be used?
- Will there be any private use?
- Which elements qualify for capital allowances?
- How much VAT can be recovered?
- Could there be a Benefit in Kind?
- Could the arrangement affect Private Residence Relief when you sell your home?
- Could business rates or planning issues arise?
Final thoughts
Yes, your limited company can potentially pay for a garden office. But that doesn’t mean the whole cost is tax deductible.
The structure itself will generally be treated differently from items such as qualifying electrical systems, heating, furniture and office equipment. VAT and personal tax treatment also depend on how the office is owned and used.
If you’re considering spending several thousand pounds on a garden office, it’s worth making sure you understand the tax treatment before you place the order or sign the contract.
A little planning at the beginning could save you a much bigger tax headache later.
Planning a garden office? Get the tax position clear before you commit
With offices across the North West and as part of the Sumer Group, Cowgills combines local support with access to a wider network of specialist expertise. Our advisers can help you review the proposed costs, identify potential capital allowances and VAT recovery, and consider how ownership and private use could affect Benefits in Kind and the tax position when you sell your home.
Get in touch with your local Cowgills team to discuss the right approach for you and your business.
This article provides general information and does not constitute tax advice.
