─── Specialist Micro-Entity Accountants In The UK

CT600 Tax Return Filing in Huddersfield – Prepare and File Your Company Tax Return with HMRC

CT600 Tax Return Filing is how a UK company reports its Corporation Tax position to HMRC, and getting it right matters. A CT600 is a Company Tax Return submitted to HMRC: it sets out the company’s income, allowable deductions and the resulting tax position for the accounting period, backed by a Corporation Tax computation where adjustments to the accounting figures are needed. It is important to be clear that this is not the same as the statutory accounts filed with Companies House, even though both are usually prepared from the same underlying accounting records. Our CT600 Tax Return Filing service for companies in Huddersfield helps you pull the figures together accurately, review the tax adjustments that may be required, and submit the return to HMRC in a clear and organised way. Whether you are a small or micro company with straightforward affairs or a business with more complex income streams, we focus on accuracy, clarity and convenience, with clear, transparent pricing and professional support from start to finish.

CT600 TAX RETURN FILING

(Turnover up to £100K)

£499.00

+vat

CT600 Return Preparation
Corporation Tax Computation
Tax Adjustment Review
Allowable Expenses Review
HMRC CT600 Filing
Filing Deadline Support

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Trusted by Micro-Entity Businesses Across the UK

From newly incorporated companies to established owner-managed businesses, our clients trust us to prepare their accounts accurately and handle their annual filing requirements.

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   Jamie Fletcher 
 
 
 
 Trustindex verifies that the original source of the review is Google. It was a pleasure working with Anum on our accounts. The whole process was swift and effortless, and it was one less thing to worry about. I'd highly recommend them.
  
 
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 Trustindex verifies that the original source of the review is Google. Accotax have been our accountants for many years now. We maintained them, because of their professionalism. In the last coiple of years, i have working with Imran, who has been very professional and helpful in guiding us through the whole process explaining and clarifying every aspect of it. Very prompt in responding to questions and patient with us even when we seem to be slow. I really enjoy working with him. Thank you
  
 
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 Trustindex verifies that the original source of the review is Google. I highly recommend Imran to anyone looking for a reliable and knowledgeable accountant. He helped me sort out a very complicated backlog of accounts and prepared my overdue tax returns with professionalism and attention to detail. Throughout the process, he was incredibly patient, took the time to answer all of my questions, and explained everything clearly. He guided me through each step and helped rectify issues that had built up over time, making what felt like an overwhelming situation much more manageable. I'm very pleased with the service I've received and truly appreciate his support. If you need help with your accounts or taxes, I would highly recommend Imran.
  
 
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 Trustindex verifies that the original source of the review is Google. I had a positive experience with Accotax. The work was completed promptly, my tax return was successfully filed, and I received a refund of overpaid tax. I found the cooperation efficient and helpful. Special thanks to Muhammad Saifullah for his assistance.
  
 
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 Trustindex verifies that the original source of the review is Google. Fabulous team at ACCOTAX - very efficient and good response time . Honest and professional with their work. I would highly recommend them even if you’re a young start up - or a large business they have it covered .
  
 
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 Trustindex verifies that the original source of the review is Google. We worked with a few different accountants before finally settling with Accotax, and we’re really glad we did. Their team is great. Abdul is responsive and easy to reach whenever I have a question, which makes a big difference. They take the time to understand how our business works and what our needs are. They are very knowledgeable, and when they don’t have the answer straight away, they take the time to look into it and get back to us quickly. Anum, who looks after our account on a day-to-day basis, including reconciling invoices and preparing the annual accounts, is amazing. She is professional, efficient, and follows the processes we have put in place together. She's also very quickin getting back to us whenever needed. We’re very happy to work with her and hope to continue doing so for as long as possible. Overall, Accotax has made our accounting experience much smoother and easier. We see them as a long-term partner as our business continues to grow. I would 100% recommend them.
  
 
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What Does a CT600 Mean for a Micro-Entity Company?

There is no separate official form called a ‘micro-entity CT600’. A CT600 is simply the Company Tax Return that a UK company submits to HMRC, and the same form applies regardless of the company’s size or the accounting framework it uses. Where a company qualifies as a micro-entity, that status affects how its statutory accounts are prepared and filed with Companies House, typically under a simplified regime such as FRS 105, but it does not change the fact that the company may still have Corporation Tax obligations and may need to file a Company Tax Return with HMRC. It also does not mean the company is exempt from Corporation Tax, or that it automatically owes it — whether any Corporation Tax is payable depends on the company’s own circumstances and taxable position. The CT600 is separate from the statutory accounts, although the accounts and accounting records normally feed into the Corporation Tax calculation. One important point is that taxable profit is not always the same as accounting profit: the Corporation Tax computation may require adjustments, such as adding back disallowable expenditure or deducting allowable items not shown as expenses in the accounts. The micro-entity accounting framework does not determine the company’s Corporation Tax liability on its own, and filing the CT600 is a separate exercise from paying any Corporation Tax that is due.

What a Complete CT600 Submission Includes

The CT600 Form

Company details, accounting period, turnover, profit and the tax calculation.

Tax Computations

A working showing how accounting profit is adjusted into taxable profit.

iXBRL Accounts

Your statutory micro-entity accounts, machine-tagged to HMRC's taxonomy.

Supporting Schedules

Capital allowances, losses, directors' loans and any claims or reliefs.

─── OUR CT600 SERVICE

What's Included in Our CT600 Preparation Service?

Our fixed-fee service covers everything a qualifying micro-entity company needs to complete and file its Corporation Tax Return correctly and on time.

CT600 Return Preparation

Preparation of your Company Tax Return (CT600) from your bookkeeping records, ready for HMRC submission.

Corporation Tax Computations

Full tax computations showing how your taxable profit and Corporation Tax liability have been calculated.

Accounts & Tax Computation Support

Micro-entity accounts tagged in iXBRL format and attached to your CT600 as HMRC requires.

Allowances & Reliefs Review

We check capital allowances, allowable expenses and available reliefs so nothing is claimed twice or missed.

HMRC Filing & Deadline Tracking

Online submission to HMRC plus reminders for your payment and filing deadlines.

─── How It Works

How Our CT600 Tax Return Filing Service Works

Share Your Company Records

Provide the accounting records and relevant company information required to prepare the return.

Review Your Accounting Figures

Review the financial information and identify relevant Corporation Tax adjustments.

Prepare the CT600

Prepare the Company Tax Return and supporting tax computation based on the company's circumstances.

Prepare the CT600

Prepare the Company Tax Return and supporting tax computation based on the company's circumstances.

Review & Approve

You review the information and confirm the return before submission.

File With HMRC

Submit the Company Tax Return through the appropriate HMRC filing process.

─── WHY CHOOSE US

Why Choose Our CT600 Tax Return Filing Service?

We keep Corporation Tax simple, transparent and predictable for busy company directors, with fixed fees agreed before any work begins.

Micro-Entity Expertise

We work exclusively with small limited companies filing under FRS 105, so the CT600 is routine work for us.

Accurate Accounts Preparation

Every adjustment, disallowed expense and capital allowance claim is documented and explained in plain English.

Tax & Filing Support

Missed a deadline? We prepare overdue CT600 returns quickly to limit penalties and interest building up.

Clear Fixed-Fee Pricing

One transparent fee covers preparation, iXBRL tagging and HMRC submission of your Corporation Tax Return.

───WHO WE HELP

CT600 Support for Micro-Entities Across the UK

We support qualifying micro-entity companies across London and the UK, from one-director businesses to consultants and online companies.

One-Director Companies

Straightforward CT600 preparation for owner-managed limited companies with simple salary and dividend structures.

Limited Companies Run by Freelancers & Contractors

Corporation Tax returns for contractors trading through qualifying micro-entity limited companies.

Startups & Small Companies

First-year and dormant-to-trading CT600 filings for newly incorporated and growing micro companies.

CT600 Deadlines and Late Filing Penalties

Corporation Tax has two separate deadlines, and HMRC charges penalties that increase the longer a return stays outstanding.

How late the CT600 is	HMRC penalty
1 day late	£100
3 months late	A further £100
6 months late	HMRC estimates your tax bill and adds 10% of the unpaid tax
12 months late	A further 10% of any unpaid tax

Penalty levels are set by Companies House and may change. Separate HMRC penalties and interest apply to a late Corporation Tax return and unpaid tax. Check the updated guide here.

Let Us Take the Strain Out of Your CT600 Tax Return Filing

Preparing a Company Tax Return can be fiddly, especially when you have to work back from your accounting profit to a taxable profit figure and make sure every adjustment is properly supported. If your Corporation Tax records are scattered, or HMRC’s filing requirements are looming, we can help you get organised. Micro Entity Accounts provides CT600 preparation, Corporation Tax computation work, a review of the tax adjustments that may apply, and submission of the Company Tax Return to HMRC on your behalf. We keep the process clear and straightforward, explain what we need from you, and handle the technical detail so you can stay focused on running your business. Get in touch with our Huddersfield team to talk through your CT600 Tax Return Filing and arrange the support that suits your company.

─── FAQs

Micro-Entity CT600 FAQs

Still unsure where you stand? Reach out to our UK team at info@microentityaccounts.co.uk and we will review your filing history with you.

What is a CT600?

A CT600 is the formal name for the Company Tax Return that a UK company submits to HMRC. It reports the company's income, expenses and tax position for an accounting period, and it is normally accompanied by a Corporation Tax computation showing how the taxable profit has been calculated, together with the company's statutory accounts and any other information HMRC requires. The CT600 is filed with HMRC, not with Companies House, and it is the document that underpins the company's Corporation Tax position for that period.

Who needs to file a CT600?

A company usually needs to file a Company Tax Return where HMRC has issued a notice to deliver one, which is common for companies that are active for Corporation Tax purposes. Whether a particular company has to file depends on its circumstances — for example, whether it has been trading, received income, or been treated as dormant. Filing obligations can also change if a company starts or stops trading, so it is worth checking your position rather than assuming that nothing is due. We can look at your situation and confirm what is required.

Is a CT600 different from the statutory accounts I file with Companies House?

Yes, and the two should not be confused. Statutory accounts are prepared under an accounting framework and filed with Companies House as part of the company's public filing obligations. A CT600 is a tax return submitted to HMRC. The accounts and the tax return are usually based on the same accounting records, but they serve different purposes and go to different bodies, and the figures reported for tax can differ from those shown in the accounts once tax adjustments have been made.

Is a CT600 different from a Corporation Tax computation?

They are related but distinct. The CT600 is the return itself — the form submitted to HMRC with the relevant figures captured in the appropriate boxes. The Corporation Tax computation is the supporting calculation that starts with the accounting profit, applies the necessary tax adjustments, and arrives at the taxable profit and the resulting Corporation Tax position. In practice the computation is what supports the numbers entered on the CT600, so preparing one properly makes the other far more reliable.

Does a micro-entity company need to file a CT600?

A company that qualifies as a micro-entity still has Corporation Tax obligations where it is active for Corporation Tax purposes, and it may therefore need to file a Company Tax Return with HMRC just like any other company. Micro-entity status is about the accounting framework and the way statutory accounts are prepared and filed with Companies House; it is not a tax exemption and it does not create a separate, simplified tax return. Whether any Corporation Tax is actually payable depends on the company's taxable position for the period, which is not the same question as whether a return needs to be filed.

How is taxable profit worked out from accounting profit?

The starting point is normally the profit shown in the company's accounts, but that figure usually needs adjusting before it becomes taxable profit. Adjustments can include adding back expenditure that is not allowable for tax, such as certain entertaining costs, and deducting items that are allowable for tax but were not treated as expenses in the accounts, such as qualifying capital allowances. Other differences, including timing differences and items treated differently for tax, may also need to be considered. The result of those adjustments is the taxable profit on which the Corporation Tax position is based, which is why the computation matters as much as the accounts themselves.

Is filing a CT600 the same as paying Corporation Tax?

No. Filing a CT600 and paying Corporation Tax are two separate obligations with their own processes and, in many cases, their own timing. Submitting the Company Tax Return tells HMRC what the company's position is; it does not by itself settle any liability. A company may need to make payments separately, and the amounts and dates involved depend on the company's circumstances. Filing on time is still important, but it should not be treated as a substitute for handling payment arrangements.

What information is needed to prepare a CT600?

We normally need the company's accounting records and finalised accounts for the period, details of income and expenditure, records of any assets purchased that may qualify for capital allowances, information about other income or deductions, and details of any earlier tax losses being carried forward. We also need basic company information such as the company registration number, the accounting period dates, and confirmation of any related filings. If your records are incomplete or not yet reconciled, we can talk you through what needs tidying up first before the return is prepared and submitted.