─── Specialist Micro-Entity Accountants In The UK

CT600 Tax Return Filing in Hook — Prepare and File Your Company Tax Return with HMRC

CT600 Tax Return Filing is how a UK company reports its Corporation Tax position to HM Revenue & Customs. If your company is based in Hook or anywhere nearby, professional support with CT600 Tax Return Filing means your accounting records are reviewed, your taxable profit is worked out properly, and your Company Tax Return is prepared and submitted to HMRC accurately and on time. It is important to be clear that a CT600 is not the same thing as your statutory accounts. Statutory accounts are filed separately with Companies House, while the CT600 is the Corporation Tax Return that goes to HMRC. The two are connected — the figures in your accounts usually form the starting point for the tax calculation — but they are distinct filing obligations with different purposes and different recipients. Good CT600 Tax Return Filing takes the administrative weight off your shoulders: we help you gather the right information, identify the tax adjustments that may be needed, keep your Corporation Tax records organised, and deal with the submission itself. The result is a clearer, more accurate picture of your company’s tax position and far less time spent wrestling with forms.

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 300 reviews 
    
 
 
 
   
 
 
       Posted on Google  
   
   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.
  
 
      Posted on Google  
   
   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
  
 
      Posted on Google  
   
   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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   3rd Hub 
 
 
 
 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.
  
 
      Posted on Google  
   
   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 Micro-Entity CT600? Corporation Tax Filing for Small Companies

You may have seen the phrase “micro-entity CT600” used informally, but it is worth being precise: there is no separate official micro-entity version of the CT600 form. The CT600 is the standard Company Tax Return used by UK companies to report their Corporation Tax position to HMRC, and a company that operates as a micro-entity under a small-company accounting framework still uses that same return where it is required to file one. Being a micro-entity affects how your statutory accounts are prepared and filed with Companies House — it does not by itself determine whether your company owes Corporation Tax, and it does not automatically decide your Corporation Tax liability. What matters for CT600 Tax Return Filing is your company’s own circumstances and its taxable position. If your company has taxable profits, or if HMRC has asked you to submit a return, you will generally need to complete a Company Tax Return. The accounting figures from your micro-entity accounts are usually the starting point for the tax calculation, but the profit shown in those accounts is not always the same as the profit that is taxed. Corporation Tax calculations commonly require adjustments — for example, for expenditure that is not allowable for tax purposes, for income treated differently under tax rules, or for reliefs and allowances your company can claim. The taxable profit that emerges from that process is what the CT600 reports. It is also worth separating two things that often get confused: filing your CT600 and paying any Corporation Tax due are different obligations with different processes and timelines. Preparing and submitting the return does not itself settle the tax, and paying an amount does not remove the need to file. Professional CT600 Tax Return Filing in Hook helps you handle the return itself, the tax adjustments behind it, and the supporting records, so the figures you submit are properly considered rather than rushed.

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 Hook

Preparing a Company Tax Return can quickly become complicated — especially when the profit in your accounts is not the profit that HMRC actually taxes, and you need to work through adjustments, allowances and supporting records before anything can be submitted. Micro Entity Accounts works with small and micro companies on exactly this problem. We help with CT600 preparation, Corporation Tax computations, a review of the tax adjustments that may be needed to move from accounting profit to taxable profit, and the filing of your Company Tax Return with HMRC. Whether your records are neatly in order or you are starting from a shoebox of paperwork and an overdue admin task, we can help you bring it together clearly. Get in touch with Micro Entity Accounts to talk through your CT600 Tax Return Filing and take the pressure off your next filing.

─── 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 standard form used to submit a Company Tax Return to HMRC. It sets out your company's Corporation Tax position for an accounting period — including the income, expenses, profits and tax calculations that support the figures reported. The CT600 is filed electronically with HMRC and is separate from anything you send to Companies House.

What is a Company Tax Return?

A Company Tax Return is the overall submission made to HMRC for a company's accounting period. The CT600 form sits at the centre of it, supported by a Corporation Tax computation and, in most cases, a copy of the statutory accounts and other relevant schedules. Put simply, the Company Tax Return is the package; the CT600 is the main form within that package.

Who needs to file a CT600?

A company generally needs to file a Company Tax Return where it has a Corporation Tax liability for the period, where HMRC has issued a notice to deliver a return, or where certain other circumstances apply — for example, where losses are being carried forward or specific reliefs are claimed. It is not simply about whether tax is payable, so it is worth checking your own position rather than assuming a dormant or loss-making period means no filing is required.

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

Yes, they are two separate filings with two different audiences. Statutory accounts are prepared and filed at Companies House under company law. The CT600 is submitted to HMRC and reports the company's Corporation Tax position. The accounts often provide the starting figures for the tax computation, but filing accounts does not satisfy your Corporation Tax filing obligation, and filing a CT600 does not satisfy your Companies House obligation.

Is a CT600 different from a Corporation Tax computation?

They are related but not the same. The Corporation Tax computation is the working document that starts with your accounting profit, applies the relevant tax adjustments, and arrives at your taxable profit and the resulting Corporation Tax. The CT600 is the form on which those results are reported to HMRC. In practice, the computation supports and explains the numbers entered on the return.

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

It depends on the company's circumstances rather than its size alone. Operating as a micro-entity affects how your statutory accounts are prepared, but it does not exempt a company from Corporation Tax obligations or automatically determine whether Corporation Tax is payable. If your company has taxable profits, or if HMRC has required a return, you will generally need to submit one. The taxable position, not the accounting framework, is what matters.

How is taxable profit calculated from accounting profit?

The starting point is usually the profit shown in your accounts. From there, the Corporation Tax computation adds back expenditure that is not allowable for tax purposes, deducts or adjusts items that are treated differently under tax rules, and takes account of reliefs and allowances the company can claim. The result is taxable profit, which may be higher or lower than accounting profit. This is why a company can show a modest accounting profit yet still have a different taxable position.

Is filing a CT600 the same as paying Corporation Tax?

No — filing and paying are separate obligations. Submitting your Company Tax Return tells HMRC what your company's position is for the period. Paying any Corporation Tax that is due is a separate step with its own timing. Completing and filing the CT600 does not settle the liability, and making a payment does not remove the requirement to file a return.