─── Specialist Micro-Entity Accountants In The UK

CT600 Tax Return Filing in Tyrone – Company Tax Return Preparation and HMRC Submission

CT600 Tax Return Filing is the process of preparing and submitting a company’s Company Tax Return to HMRC so that its Corporation Tax position is reported accurately. For directors in Tyrone, it helps to work with someone who understands how the figures in your accounts feed into the Corporation Tax computation, where adjustments may be needed, and how the finished CT600 is filed. It is important to be clear that the CT600 is not the same thing as the statutory accounts you file with Companies House, and it is not a Confirmation Statement or a VAT Return. They are separate filing obligations with different purposes, even though they draw on the same underlying accounting records. Professional CT600 Tax Return Filing brings accuracy, clarity and convenience: your records are reviewed, your taxable profit is worked out properly, and your return is submitted to HMRC on your behalf, with clear explanations of what has been filed and why.

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.

      EXCELLENT  
   Based on 302 reviews 
    
 
 
 
   
 
 
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   Ayotunde Rufai 
 
 
 
 Trustindex verifies that the original source of the review is Google. Best accountants we've ever had. Umer is ace, and makes everything easy and transparent.
  
 
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 Trustindex verifies that the original source of the review is Google. I had a really positive experience with Muhammad. He was incredibly quick to action everything and made the whole process straightforward and stress-free. He took care of everything promptly and kept me informed throughout, which was greatly appreciated.

Muhammad was professional, responsive and genuinely helpful from start to finish. It was clear that he cared about providing a great service and making sure everything was handled properly. I would definitely recommend him to anyone looking for someone reliable, efficient and professional.
  
 
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 Trustindex verifies that the original source of the review is Google. I worked with Accotx on a HMRC reclaim and overall, they did ultimately deliver on their promise, which I appreciate. The process did take longer than any of us expected, partly due to external delays with the tax authorities, and partly because there were some hiccups in communication and follow-up. However, despite those challenges, they stayed professional and stuck to the original agreed terms. If you’re considering using them, be prepared to stay in regular contact to keep things moving along. They are absolutely capable, have the expertise and willing to work with you, and overall  improving their services over time. I would certainly return for any future needs.
  
 
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 Trustindex verifies that the original source of the review is Google. Sterling work. Many thanks to Muhammad and the team for all their help and expertise
  
 
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 Trustindex verifies that the original source of the review is Google. We have been a client for years - very quick responsive and personalised service
  
 
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 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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   Sergey M 
 
 
 
 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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   Ebba Qureshi 
 
 
 
 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 .

What Is a Micro-Entity CT600 and How Does It Relate to Corporation Tax?

There is no separate official form called a ‘micro-entity CT600’. CT600 is simply the name of the Company Tax Return that companies use to report their Corporation Tax position to HMRC, and it is the same return whether a company is large, small or a micro-entity. What differs is the accounting framework a company uses and the level of detail in its statutory accounts. A company that qualifies as a micro-entity may prepare simpler accounts, often under FRS 105, but that accounting choice does not by itself determine the company’s Corporation Tax liability. If the company has a Corporation Tax obligation and HMRC requires a Company Tax Return, a CT600 still needs to be completed and submitted, and the company’s accounting records and accounts usually form the starting point for the calculation. From there, taxable profit may differ from accounting profit because the Corporation Tax computation can require adjustments — for example, disallowable expenditure may be added back, or capital allowances may be claimed in place of a depreciation charge. A micro-entity is not automatically liable to pay Corporation Tax; whether tax is due depends on the company’s own circumstances and taxable position. It is also worth remembering that filing the CT600 and paying any Corporation Tax are two separate obligations, with separate dates and processes.

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 Handle Your CT600 Tax Return Filing in Tyrone

Preparing a Company Tax Return can quickly become complicated once you move from accounting profit to taxable profit, and it is easy to lose track of what HMRC still needs from you. Micro Entity Accounts can take that work off your desk: we prepare and review the CT600, build the Corporation Tax computation, look at the tax adjustments needed to move from your accounting figures to your taxable profit, and handle the HMRC filing on your behalf. Whether you are a director in Tyrone running a small or micro company, or an established business with more complex records, our clear, jargon-free approach keeps your Corporation Tax paperwork organised and your filing on track. Get in touch to discuss your CT600 Tax Return Filing and find out how straightforward it can be.

─── 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 form HMRC uses for a company's Company Tax Return. It reports the company's Corporation Tax position for an accounting period, including the taxable profit figure and the Corporation Tax calculated on it. It is submitted to HMRC, not to Companies House, and it is a different document from a company's statutory accounts, its Confirmation Statement or any VAT Returns it may file.

Who needs to file a CT600 Tax Return?

A company generally needs to file a Company Tax Return if HMRC has issued a notice to deliver one, or if the company has a Corporation Tax liability or other chargeable amount to report. Some companies with no tax to pay may still be required to file a return, depending on their circumstances and any notice they have received. Because the requirement is not identical for every company, it is worth confirming your position based on your own accounting period, trading activity and correspondence from HMRC rather than assuming a blanket rule.

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

Yes, they are separate documents with separate purposes. Statutory accounts are prepared under an accounting framework and filed at Companies House, where they become part of the public record. The CT600 is a tax return submitted to HMRC to report the company's Corporation Tax position. The two are connected because the accounts usually provide the starting figures for the Corporation Tax computation, but preparing accounts and filing a Company Tax Return are related yet distinct processes.

Is the CT600 the same as the Corporation Tax computation?

No. The Corporation Tax computation is the working document that starts with accounting profit and makes the adjustments needed to arrive at taxable profit — for example adding back disallowable expenditure or replacing depreciation with capital allowances. The CT600 is the return in which those results are reported to HMRC. In practice the computation supports and explains the figures entered on the CT600, so both need to be prepared accurately and to be consistent with each other.

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

It may do. Being a micro-entity affects the accounting framework and the level of detail in your statutory accounts, but it does not remove or create Corporation Tax obligations on its own. If HMRC requires a Company Tax Return, or the company has Corporation Tax to report, a CT600 needs to be filed. Equally, a micro-entity is not automatically liable to pay Corporation Tax — whether any tax is due depends on the company's taxable position and its own circumstances.

How is taxable profit calculated from accounting profit?

You start with the profit shown in the accounts and then adjust it for tax purposes. Typical adjustments include adding back expenses that are not allowable for Corporation Tax, deducting items that are treated differently for tax, and claiming capital allowances instead of deducting depreciation. Income that is treated differently for tax may also need to be reflected. The result is taxable profit, which can be higher or lower than accounting profit depending on the adjustments required. This is why the tax figure on a CT600 does not simply mirror the profit in the accounts.

Is filing a CT600 the same as paying Corporation Tax?

No — they are two separate obligations. Filing the CT600 is about reporting your Corporation Tax position to HMRC, while paying Corporation Tax is about settling the liability that arises from that position. A company might file its return and have no tax to pay, or it might have tax to pay with payment due on a different timetable from the filing. Keeping both dates in view, and keeping good records throughout the year, helps avoid unnecessary stress later on.

Can someone prepare and file a CT600 on behalf of my company in Tyrone?

Yes. A company can appoint an agent to prepare and submit its Company Tax Return to HMRC, and many directors choose this route because it removes the need to work through the tax adjustments themselves. You will still need to provide accurate records and approve what is filed, and you remain responsible for the company's tax position. If you would like help with CT600 preparation, the Corporation Tax computation, reviewing tax adjustments or the HMRC submission itself, Micro Entity Accounts can support you from start to finish.