─── Specialist Micro-Entity Accountants In The UK

CT600 Tax Return Filing in Houghton — Preparing and Submitting Your Company Tax Return to HMRC

CT600 Tax Return Filing in Houghton is about getting your company’s Corporation Tax position worked out correctly and reported to HMRC with confidence. The CT600 is the Company Tax Return that a company submits to HMRC; it is a separate obligation from the statutory accounts filed with Companies House, and the two should never be treated as the same thing. The accounting profit shown in your accounts often differs from the taxable profit used for Corporation Tax, which is why a computation with the relevant tax adjustments sits at the heart of the process. Professional support helps you pull together the accounting records, prepare the Corporation Tax computation, review those adjustments, and submit the completed Company Tax Return to HMRC. With clear, transparent pricing and fixed-fee options available, you get accuracy, a more organised set of tax records, and a straightforward route through your company’s filing requirements without needing to become an expert in Corporation Tax yourself.

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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 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 “micro-entity CT600” form — the CT600 is the same Company Tax Return used by companies generally to report their Corporation Tax position to HMRC. Micro-entity status relates to the accounting framework and to the statutory accounts a company prepares and files with Companies House; it does not create a different tax return or remove the need to deal with HMRC where a Company Tax Return is required. A company that qualifies as a micro-entity may still have Corporation Tax obligations, and where HMRC requires a return, that Company Tax Return must be prepared and submitted. The CT600 is separate from the statutory accounts, although the accounts and the underlying accounting records usually form the starting point for the Corporation Tax calculation. Because that calculation can involve adjustments — for example to disallow items that are not deductible for tax, or to reflect reliefs and allowances that apply — taxable profit can differ from the accounting profit shown in the accounts. It is also worth remembering that filing the CT600 and paying any Corporation Tax due are separate obligations, and whether Corporation Tax is actually payable depends on the company’s own circumstances and taxable position.

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.

Take the Pressure Out of Your CT600 Tax Return Filing

Preparing a Company Tax Return can quickly become complicated once you move from bookkeeping figures to a full Corporation Tax computation — working out which expenses are allowable, how accounting profit becomes taxable profit, and what HMRC actually needs from you. That is where Micro Entity Accounts can help. We support companies with CT600 preparation, Corporation Tax computation, tax adjustment review, and submission of the Company Tax Return to HMRC, all backed by clear, transparent pricing and fixed-fee options so you know where you stand from the outset. If your records are in a tangle, your tax adjustments are unclear, or you would simply rather spend your time running the business, get in touch and let us take your CT600 Tax Return Filing forward.

─── 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 used to submit a Company Tax Return to HMRC. It reports a company's Corporation Tax position for an accounting period, including details of income, deductions and the resulting tax calculation, together with the supporting information HMRC expects. It is a tax filing, not a set of accounts, and it goes to HMRC rather than to Companies House. In practice, the CT600 is usually supported by a Corporation Tax computation and a copy of the statutory accounts.

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

Yes, they are two distinct obligations. Statutory accounts are prepared under an accounting framework and filed with Companies House, while the CT600 is a Company Tax Return submitted to HMRC to report the Corporation Tax position. The accounts provide figures that often feed into the tax calculation, but the CT600 also includes tax-specific information and may reflect adjustments that never appear in the accounts. Filing one does not automatically satisfy the other, so both need to be dealt with separately.

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

That depends on the company's circumstances. Operating as a micro-entity affects how the accounts are prepared and filed, but it does not by itself determine whether a Company Tax Return is required. HMRC can require a company to submit a Company Tax Return, and a notice to deliver a return should be acted on. It is also possible for a company to have a filing obligation even where no Corporation Tax ends up being payable, because filing the return and paying tax are separate matters.

Is a CT600 different from the Corporation Tax computation?

Yes. The Corporation Tax computation is the working document that starts with the accounting profit and applies the relevant tax adjustments to arrive at taxable profit and the resulting Corporation Tax liability. The CT600 is the return itself, which reports those figures to HMRC in the required format. You effectively need the computation to complete the return accurately, which is why the two are prepared closely together even though they are not the same thing.

What information is needed to prepare a CT600?

Typically you will need the statutory accounts or a trial balance for the accounting period, the accounting profit figure, details of income and expenditure, records of capital purchases, information about any reliefs or allowances being claimed, and details of tax already paid or credits due. Companies also need their registration details and the correct accounting period dates. The more organised and complete the underlying records are, the more straightforward it is to prepare the computation and the Company Tax Return.

How is taxable profit calculated from accounting profit?

The starting point is normally the accounting profit shown in the accounts for the period. Adjustments are then made — for example adding back expenditure that is not allowable for tax purposes, deducting items that are allowable for tax but treated differently in the accounts, and reflecting reliefs, allowances or losses that apply to the company. The result is the taxable profit on which Corporation Tax is calculated. Because these adjustments are specific to each company, two businesses with identical accounting profits can end up with different taxable profits.

Is filing a CT600 the same as paying Corporation Tax?

No — they are separate obligations. Filing the CT600 tells HMRC what the company's Corporation Tax position is for the period, while paying Corporation Tax is a distinct step if tax is due. A company may need to file a return even where no tax is payable, and filing does not itself discharge any liability. It is worth keeping both your filing arrangements and your payment arrangements under review so neither is overlooked.

What happens if a company files its CT600 late?

If a Company Tax Return is filed late, HMRC may apply penalties and interest, and the amount can depend on how late the return is and on the company's own circumstances. Getting in touch with HMRC as early as possible is generally sensible if you expect a delay, and it also helps to have your accounting records and tax computation ready in advance. We can help you prepare and submit the CT600 Tax Return Filing and keep your Corporation Tax records in better order going forward.