─── Specialist Micro-Entity Accountants In The UK

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

CT600 Tax Return Filing is the process of preparing and submitting your company’s Company Tax Return to HMRC, setting out your Corporation Tax position for the accounting period. If your company is based in Huntingdon, professional support with this filing can help you pull together the right figures from your bookkeeping and accounts, review the tax adjustments that may be needed, and submit an accurate CT600 on time. It is important to understand that the CT600 is not the same as your statutory accounts: statutory accounts are filed separately with Companies House, while the CT600 goes to HMRC. The accounting profit shown in your accounts is the starting point, but it is rarely the same as your taxable profit, because items such as disallowable expenses, capital allowances and other tax adjustments are typically brought into a Corporation Tax computation first. Good CT600 Tax Return Filing support means someone works through those figures with you, explains what is being reported, and handles the HMRC submission so you are not left navigating the process alone.

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  
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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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   Mansur Liman 
 
 
 
 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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   Muna Mohamoud 
 
 
 
 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 .
  
 
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   Mael Leboucher 
 
 
 
 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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 Trustindex verifies that the original source of the review is Google. Imran provides a very dependable and straightforward accounting service. He is always responsive and professional when managing our accounts. Excellent support.
  
 
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   Martin Tyrrell 
 
 
 
 Trustindex verifies that the original source of the review is Google. I have really impressed to date with all dealings with Accotax highly enough. From day one, they've made what can often be a complicated and stressful part of running a business feel straightforward and hassle-free. A special mention has to go to Anum, who has been friendly, incredibly responsive, and genuinely cares about providing the best possible service. No question is ever too much trouble, and she consistently goes above and beyond to make sure everything is dealt with efficiently. I wouldn't hesitate to recommend you to anyone looking for an accountant they can genuinely trust.
  
 
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   Matthew Lyon 
 
 
 
 Trustindex verifies that the original source of the review is Google. Great speedy service and very personable. Anum dealt with my income certificate and did everything quickly and helped me out massively. Very happy with the service provided.

What Is a CT600 and How Does It Apply to a Micro-Entity Company in Huntingdon?

There is no separate official “micro-entity CT600” form. The CT600 is HMRC’s standard Company Tax Return, and it is the same core return used by companies of all sizes, including those that prepare their accounts under the micro-entity regime. Where a micro-entity company is within the charge to Corporation Tax and is required to submit a Company Tax Return, it does so using a CT600. The fact that a company prepares micro-entity accounts, for example under FRS 105, affects how its accounts are prepared and filed with Companies House — it does not by itself determine the company’s Corporation Tax liability. Corporation Tax is worked out from the company’s taxable profit, which starts with the accounting figures but may then be adjusted. Certain items of income or expenditure may need to be added back, relieved or treated differently for tax purposes, so taxable profit can differ from the accounting profit shown in the accounts. Micro-entity companies may also have specific considerations, such as simpler accounting disclosures and, where relevant, the timing of when income and expenses are recognised for tax purposes. Just because a company qualifies as a micro-entity does not automatically mean Corporation Tax is payable — whether any tax is due depends on the company’s own circumstances and taxable position. It is also worth separating two distinct obligations: filing the CT600 with HMRC and paying any Corporation Tax that is due are not the same thing, and they can fall due at different times. Accounts preparation, the Corporation Tax computation and the CT600 submission are related but separate stages, which is why many Huntingdon companies bring in professional support to make sure each stage is handled properly.

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.

Make Your CT600 Tax Return Filing Straightforward

Preparing a Company Tax Return can quickly become complicated — pulling together the right accounting figures, working out which expenses are allowable, reviewing tax adjustments such as capital allowances, and then making sure the CT600 actually reconciles to the accounts you have filed with Companies House. It is easy to lose hours to it, and even easier to overlook something important. Micro Entity Accounts can take that work off your desk, supporting you with CT600 preparation, the Corporation Tax computation, a review of the adjustments needed to move from accounting profit to taxable profit, and submission to HMRC. Whether you are a Huntingdon-based limited company preparing your first return or an established business that would rather focus on trading, get in touch with Micro Entity Accounts to discuss your CT600 Tax Return Filing and find out how we can help you get it organised.

─── 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 HMRC's Company Tax Return. It is the return a company uses to report its Corporation Tax position for an accounting period, including details of income, profits, allowable deductions and any tax due or repayable. It is submitted to HMRC rather than to Companies House, and it sits alongside — but is separate from — the company's statutory accounts.

Is a CT600 different from a company's statutory accounts?

Yes, they are two separate filings with two separate bodies. Statutory accounts are prepared under an accounting framework and filed with Companies House; the CT600 is the Company Tax Return submitted to HMRC. Although the CT600 draws on the same underlying accounting records, it reports the Corporation Tax position rather than simply restating the accounts, and the figures may differ once tax adjustments are made.

Who needs to file a CT600?

A company generally needs to submit a Company Tax Return where HMRC has issued a notice to deliver one, or where the company has Corporation Tax obligations for the period. The exact position depends on the company's circumstances — for example whether it has been dormant, whether it has taxable profits, and whether HMRC has issued a formal notice. If you are unsure whether a return is required, it is worth checking rather than assuming, because the obligation to file and the obligation to pay are treated separately.

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

It can do, yes. Using the micro-entity accounts regime affects how your accounts are prepared and filed with Companies House, but it does not remove Corporation Tax obligations. Where a micro-entity company is within the charge to Corporation Tax, or HMRC has issued a notice to deliver a return, a CT600 will generally be required. Equally, not every micro-entity will have Corporation Tax to pay — that depends on its taxable position, which is why the computation matters.

Is a CT600 the same as a Corporation Tax computation?

No. The Corporation Tax computation is the working schedule that starts with your accounting profit and makes the tax adjustments needed to arrive at taxable profit and the resulting Corporation Tax liability. The CT600 is the return form on which those figures are reported to HMRC. The computation supports and explains the numbers you enter on the CT600; it is not the same document.

How is taxable profit calculated from accounting profit?

The starting point is normally the profit shown in your accounts, but that figure is adjusted for tax purposes. Typical adjustments include adding back expenditure that is not allowable for tax, deducting or claiming reliefs such as capital allowances, and dealing with income that is treated differently for tax than in the accounts. The result is the taxable profit on which Corporation Tax is calculated. Because these adjustments depend on the specific transactions and circumstances of the company, the computation should be prepared carefully rather than assumed.

Is filing a CT600 the same as paying Corporation Tax?

No — they are separate obligations. Filing the CT600 is about reporting your Corporation Tax position to HMRC, while paying Corporation Tax is about settling any liability that arises. They can become due at different times, and a company may have a filing obligation even where no tax is payable. Keeping both in view helps avoid confusion between submitting the return and settling the tax.

Can a company file its CT600 without filing its accounts?

The two filings are separate obligations with separate recipients, so one does not mechanically trigger the other. However, the CT600 is based on the company's financial information, and the accounts and the tax return need to be consistent with each other. In practice, most companies prepare their accounts and their Corporation Tax position together so the figures align, then file the statutory accounts with Companies House and the CT600 with HMRC.

What happens if a company files its CT600 late?

Filing after the applicable deadline can lead to consequences set by HMRC, and the position depends on how late the return is and the company's own circumstances. Rather than guessing at what might apply, it is better to address a late or overdue return promptly. Professional support can help you prepare the outstanding return, work out the correct figures and get the submission made without further delay.