─── Specialist Micro-Entity Accountants In The UK

CT600 Tax Return Filing in Haddington – 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. If your company is based in Haddington or anywhere in East Lothian, professional support can help you pull together the figures, work through the tax adjustments that turn accounting profit into taxable profit, and submit an accurate Company Tax Return on time. It is important to be clear that the CT600 is not the same thing as your statutory accounts. Statutory accounts are prepared for the company’s members and filed with Companies House, while the CT600 is a separate submission made to HMRC. The two are connected — your accounts and accounting records normally feed into the Corporation Tax computation that sits behind the return — but they are distinct filings with different purposes, formats and recipients. Good CT600 Tax Return Filing support means the numbers are checked, the computations are explained, the records behind them are organised, and the return is filed through the correct HMRC channel with the supporting information HMRC expects. Many company directors find this a convenient way to keep on top of their Corporation Tax reporting without having to become experts in tax adjustments themselves.

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

Find Your Company

Search for your company to continue with the accounting services

Start typing to search for companies...

Results

Years filing UK company accounts

0 +

Micro entity accounts submitted

0 +

Verified Google reviews

0 +

Typical Filing Turnaround

0 Days

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 
    
 
 
 
   
 
 
       Posted on Google  
   
   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.
  
 
      Posted on Google  
   
   Sofia 
 
 
 
 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.
  
 
      Posted on Google  
   
   Zest For Life 
 
 
 
 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.
  
 
      Posted on Google  
   
   Pete Wrist 
 
 
 
 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
  
 
      Posted on Google  
   
   Hansen Personal Training 
 
 
 
 Trustindex verifies that the original source of the review is Google. We have been a client for years - very quick responsive and personalised service
  
 
      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.
  
 
      Posted on Google  
   
   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.
  
 
      Posted on Google  
   
   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 What Does It Mean for Small Companies?

There is no separate official form called a ‘micro-entity CT600’. The CT600 is simply the form HMRC uses for a Company Tax Return, and it is used by companies of all sizes, including those that qualify as micro-entities. What differs is not the tax return itself but the accounting side: a company that meets the micro-entity criteria may be able to prepare and file simpler statutory accounts, often under the FRS 105 framework, and those accounts are then filed with Companies House. That accounting framework does not, by itself, decide what Corporation Tax is due. Micro-entity companies can still have Corporation Tax obligations, and where HMRC requires a Company Tax Return, one must be submitted — although whether any Corporation Tax is actually payable depends on the company’s own circumstances and taxable position. Preparing accounts and filing a CT600 are related but separate processes. The figures in your accounts and accounting records are normally the starting point for the Corporation Tax computation, and that computation may include adjustments — for example, adding back disallowable expenditure or claiming available reliefs — so the taxable profit reported on the CT600 can differ from the accounting profit shown in the accounts. Filing a CT600 and paying any Corporation Tax that is due are also separate obligations, each with its own timing and process, so a filed return does not automatically mean the tax has been settled.

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 the Detail of Your CT600 Tax Return Filing in Haddington

Preparing a Company Tax Return can quickly become complicated: accounting profit rarely equals taxable profit, adjustments need to be justified, and the supporting records have to hold together if HMRC asks questions. Micro Entity Accounts works with company directors and small businesses to take the weight out of that process. We can help prepare your CT600, build the Corporation Tax computation from your accounting figures, review the tax adjustments that affect your taxable profit, and file the Company Tax Return with HMRC on your behalf. If you would like your CT600 Tax Return Filing handled accurately and without the last-minute scramble, get in touch with Micro Entity Accounts and let’s talk through your company’s position.

─── 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 exactly is a CT600?

A CT600 is the form used to submit a Company Tax Return to HMRC. It sets out a company's Corporation Tax position for an accounting period, including the figures that make up the taxable profit and the resulting Corporation Tax calculation. It is submitted to HMRC, not to Companies House, and it is usually accompanied by a Corporation Tax computation and, in many cases, a copy of the statutory accounts. The CT600 is the return; it is not the same document as the statutory accounts or the Confirmation Statement.

Who needs to file a CT600?

A company generally needs to file a Company Tax Return when HMRC has issued a notice to file, and there are also circumstances in which a return is required even where no Corporation Tax ends up being payable — for example, where the company has received a notice. Whether a particular company must file, and for which periods, depends on its own circumstances and HMRC's requirements. If you are unsure whether a return is due for your company, it is worth checking your position rather than assuming either that it is or is not required.

Is a CT600 different from statutory accounts?

Yes, and this is one of the most common points of confusion. Statutory accounts are prepared for the company's members and filed at Companies House under the Companies Act requirements. A CT600 is a tax return submitted to HMRC. They serve different purposes, go to different bodies, and follow different rules. Your accounts are usually an important input into the Corporation Tax computation, but filing accounts does not satisfy your Corporation Tax filing obligation, and filing a CT600 does not satisfy your Companies House obligation. Both need to be dealt with separately.

Is a CT600 the same as a Corporation Tax computation?

No. The Corporation Tax computation is the working document that starts with your accounting profit and adjusts it to arrive at taxable profit, applying the relevant tax treatment to items such as disallowable expenses, capital allowances and other reliefs. The CT600 is the return form on which the resulting figures are reported to HMRC. In practice the computation usually sits alongside the CT600 and supports the figures entered on it, which is why accurate computations matter so much to accurate CT600 Tax Return Filing.

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

Possibly, depending on its circumstances. Being a micro-entity affects the accounting framework you may use and how your statutory accounts are prepared, but it does not remove Corporation Tax obligations or create a separate 'micro-entity' tax return. If HMRC requires a Company Tax Return from your company, the CT600 is the form to use regardless of size. Equally, not every micro-entity will owe Corporation Tax — that depends on the company's taxable position and the reliefs available to it. Filing the return and paying tax are separate matters.

Can a company file its CT600 without filing its accounts?

The two filings are separate obligations with separate recipients, and one does not automatically discharge the other. In practice, the accounts and accounting records normally need to be prepared before a reliable Corporation Tax computation can be produced, because the computation starts from the accounting figures. So while the filings are distinct, the accounts preparation work usually comes first in the process. Leaving either filing undone can create problems further down the line, so it is best to plan for both.

How is taxable profit calculated from accounting profit?

Taxable profit is not simply the profit shown in your accounts. The Corporation Tax computation normally begins with the accounting profit and then makes adjustments. These can include adding back expenditure that is not allowable for tax purposes, deducting capital allowances instead of depreciation, and reflecting any reliefs or exemptions the company is entitled to. The result is the taxable profit on which Corporation Tax is calculated. Because these adjustments depend on the company's specific transactions, the gap between accounting profit and taxable profit varies from one business to another.

Is filing a CT600 the same as paying Corporation Tax?

No — they are separate obligations. Filing the CT600 is about reporting your company's Corporation Tax position to HMRC. Paying Corporation Tax is about settling any liability that arises from that position. A company can file its return and have no tax to pay, or it can have tax to pay with its own separate payment timetable. Keeping both in view, and keeping the records that support the figures, is one of the practical benefits of having CT600 Tax Return Filing handled as part of a wider compliance routine.