Cheap CIS Tax Return Services In London
CIS tax returns don’t need to be a headache, with deductions, deadlines, and HMRC fines – it is easy to feel overwhelmed with paperwork. We can help. Our cheap CIS tax return services in London are simple, inexpensive and worry-free. Whether you are a subcontractor owed a refund or a contractor submitting monthly returns – let us take care of the figures, while you build your projects.

EXCELLENT Based on 217 reviews Ceylan Korkmaz2025-07-19Trustindex verifies that the original source of the review is Google. I heard about Accotax from our estate management team. I needed help once I got the self assessment form from HMRC. So happy to use the services; what a professional, fast and helpful team. Thank you Saba who took care of us. Also thank you to Wagas and Hassan. Muhammad Saif2025-07-08Trustindex verifies that the original source of the review is Google. Accotax have been very helpful in guiding me through my tax journey, would highly recommend! Saifullah, my accountant has made himself available constantly. Jamil Akhundov2025-06-26Trustindex verifies that the original source of the review is Google. Good and efficient company. Worked with them for 15 years. Fadia, Waqas, Mohammed and other are great. Great job guys jeeten Poonit2025-05-20Trustindex verifies that the original source of the review is Google. I have had Accotax Morden managing my tax returns and associated services for 5+ years now. The communication, engagement and follow up from the team has been fantastic. I cannot recommend them highly enough if you want great service for decent fees. oscar damian2025-05-16Trustindex verifies that the original source of the review is Google. Very good work Windrush Group2025-04-17Trustindex verifies that the original source of the review is Google. I use Accotax every year to process our end of year accounts. All i can say is that they are extremely professional & efficient in everything that they do. I couldn't recommend highly enough. I generally deal with Fadia, and i find her to be professional, efficient and reliable. Great Team. Richard Yao English School2025-04-09Trustindex verifies that the original source of the review is Google. Always helpful and quick to reply to my questions. I’ve never had a complaint about the team at Accotax. My account manager, Fadia, works hard to ensure my accounts and taxes are always in order. belal atassi2025-03-24Trustindex verifies that the original source of the review is Google. Great services, I had only 2 weeks to file my accounts. Imran was very helpful and managed to file the accouuts in 1 week. Highly Recommend Amber Erwin2025-03-10Trustindex verifies that the original source of the review is Google. I’ve worked with Accotax for over a year for the accounting and filing for my business, and I highly recommend their services. I primarily work with Fadia, who deserves a medal for reminding me of important filing dates and ensuring everything is filed on time! Fadia has also been quick to respond to queries and to assist me with changes to the company structure. I’m so happy I found Accotax!

What is a Cheap CIS Tax Return, and Why Is It Important?
A CIS return is as a means for HMRC to monitor the payements to subcontractors and deducted tax. Contractors file it every month, if there were no payments the contractor must send a nil return.
Typically, subcontractors can also have a tax deduction of 20-30%, which may even allow them to get refunds. However, they can easily miss out on lots of savings because they aren’t set up appropriately. In this case, cheap CIS tax return accountants in London can help, so you know that:
- You are registered correctly in CIS.
- Your tax returns are done for you correctly before the given deadline with HMRC.
- You’re not overpaying tax and claiming every applicable expenses.
- You avoid penalties and compliance issues.
What Expenses Can CIS Subcontractors Claim?
Many subcontractors lose money just because they simply don’t know what they can claim back. We will help maximise your refund which could include:
- Tools and equipment costs.
- Protective clothing and safety equipment.
- Travel and mileage to worksites.
- Professional fees, insurance and training costs.
- Even a percentage of your phone bill and home office costs.
Many firms take a one-size approach. We tailor your claim so you keep more of what you earn.


How Will We Prepare Your CIS Tax Return?
We’ve made it easy and hassle-free:
Share your information: Send your CIS statements and your expenses.
We then do the hard work: our qualified accountants will prepare your return and check it for accuracy.
We file with the HMRC: We submit the return to HMRC, ensuring it’s done on time to avoid any penalties.
Faster Refunds: If you’re owed money, we will handle all communication with HMRC and make sure you receive your refund as quickly as possible.
No jargon, and no hidden costs, just straightforward and good value support that guides you through the process step by step.
Why Choose Us For CIS?
With countless accountants in London, what makes us different? Here are our key differences:
- Fixed fees that keep costs low.
- Fully online process (secure uploads, e-signing, real-time updates).
- Friendly, responsive support—no call-centre feel.
- CIS specialists who understand contractors and subcontractors and spot refunds others miss.

See what we have done to date.
Because it's numbers game
What makes Our Cheap Accountants in London different?
There are several reasons why you should work with us. Some of them are listed below to make faster & wiser decision.
Tech Driven
We believe in automation & use Xero, Quickbooks, Sage & many other online software.
Experienced Team
We have 100 years of combined experience. what else do you want for that price?
Fixed Fee
You’ll only pay for the services that you need and its all fixed so no more surprised bills.
On time filing
Your Accounts will be filed on time, every time. As long as you provide us information on time.
Free E-mail Reminders
Yes, we’ll send you free reminders in the future so you don’t miss any deadlines.
Looking for Cheap Accountants in London?
We’ve Got You Covered
At Cheap Accountants in London, we understand the unique challenges businesses face. Our team of experienced cheap accountants in London provides tailored services to ensure your financial health is always in check. Whether you need help with annual accounts, tax returns, or VAT services, our expertise ensures accuracy and compliance, saving you time and money.
How Our Cheap Accounting Services Work
Working with our Professional chartered accountants in London is as easy as ABC. Please see the process below.
Buy it Online
Share information
Once you have paid, it will take you to document uploading page. Simply upload the documents or email information to us.
Review & approval of Accounts
Our team of accountants will prepare the accounts & let you have accounts for your approval via email.
Submission to Companies House & HMRC
Once you have signed the accounts, we will simply file them to companies House & HM Revenue & Customs on your behalf.
You Asked, We Answered
What is a CIS tax return and why do I need it?
A CIS (Construction Industry Scheme) tax return is how HMRC tracks payments and tax deductions for subcontractors. Contractors must file monthly returns, while subcontractors can reclaim overpaid tax. Filing correctly ensures compliance and prevents HMRC penalties.
Who needs to file a CIS tax return?
Both contractors and subcontractors in the construction industry need to file CIS tax returns. Contractors must submit monthly returns (even nil returns), while subcontractors may claim refunds if they’ve had tax deducted at source.
What can CIS subcontractors claim as expenses?
CIS subcontractors can claim various expenses, including:
Tools and equipment
Safety gear and protective clothing
Travel and mileage to worksites
Insurance, training, and professional fees
A portion of phone bills and home office costs
How can a CIS tax return accountant help me?
An accountant ensures your CIS registration is correct, prepares and files your returns on time, claims all eligible expenses, prevents overpayment, and helps you avoid HMRC fines.
What happens if I miss the CIS tax return deadline?
Missing a CIS deadline can result in HMRC penalties and interest charges. Our service ensures your returns are submitted on time, helping you avoid unnecessary fines.
Can I get a refund on my CIS tax return?
Yes. Subcontractors often have 20–30% tax deducted at source. If too much tax has been paid, you may be eligible for a refund. We handle the claim process to ensure you receive it quickly.
How long does it take to get my CIS tax refund?
Refund times vary, but with accurate returns and professional handling, refunds are typically processed faster. We manage communication with HMRC to speed up the process.
Why should I choose your CIS tax return services in London?
We offer fixed low fees, an easy online process, specialist CIS expertise, and responsive support. Unlike generic firms, we tailor claims to maximise your refund.
How do I get started with your CIS tax return service?
It’s simple: share your CIS statements and expenses with us, and we’ll prepare, check, and file your return with HMRC. If you’re owed a refund, we’ll ensure it’s claimed promptly.