CIS TAX Returns in Slough
If you’re a contractor or subcontractor working in the construction industry, submitting your CIS tax returns in Slough is a monthly obligation that can’t be overlooked. At Interface Accountants, we specialise in preparing and submitting HMRC CIS returns in Slough, ensuring every deduction is accurate, compliant, and filed on time.
Our service is designed to simplify your responsibilities under the Construction Industry Scheme, whether you’re making payments to subcontractors or reclaiming tax as a subcontractor yourself. With our experienced CIS accountants in Slough, you can avoid penalties, reduce admin stress, and stay focused on your projects.

CIS Return Services for Contractors and Subcontractors
Contractors are required to deduct tax at source from subcontractor payments and submit this information to HMRC every month. Subcontractors need to track those deductions and ensure they receive the correct credit toward their annual tax return.
Our CIS return services in Slough include:
- Monthly CIS return preparation and electronic filing with HMRC
- Subcontractor verification and correct deduction rate application
- Payment and deduction statements issued to subcontractors
- Reclaim support for subcontractors due refunds from HMRC
- Review of CIS records for compliance and audit readiness
- Liaison with HMRC for late submissions or return corrections
- Advice on integrating CIS with payroll and bookkeeping
We ensure every return is completed accurately and submitted by the 19th of each month — preventing penalties and saving you time.
Why Choose Interface Accountants for CIS Tax Return in Slough
Navigating CIS obligations while managing a construction business is challenging. That’s why our service goes beyond just filing returns. We offer expert advice, handle HMRC queries on your behalf, and provide ongoing support to keep your finances on track.
As your dedicated CIS accountant in Slough, we deliver:
- Timely and accurate HMRC CIS returns each month
- Clear explanations of deductions, payment processes, and contractor responsibilities
- Fixed-fee pricing for predictable monthly costs
- Full support during HMRC compliance checks
- Digital recordkeeping and secure documentation
- Experienced advice tailored to your construction sector needs
Whether you’re working as a sole contractor or running a growing construction firm, we ensure your CIS obligations are fully managed and compliant.
Who We Help With CIS Returns in Slough
Our CIS tax return services in Slough are ideal for a wide range of construction professionals. We work closely with both contractors and subcontractors, offering practical support and ensuring all CIS-related requirements are met.
We regularly support:
- Contractors paying multiple subcontractors each month
- Subcontractors seeking help with deduction tracking and tax refunds
- Construction firms integrating CIS with payroll systems
- New businesses registering for CIS with HMRC
- Clients needing help with backdated or missed CIS returns
Whether you’re handling payments or receiving them, we make the process clear and fully compliant.
Ensure Full CIS Compliance with Interface Accountants
Failing to submit your CIS return correctly and on time can lead to unnecessary HMRC penalties. At Interface Accountants, we make CIS returns in Slough straightforward, efficient, and stress-free. We’ll manage the details, ensure your records are up to date, and act quickly on your behalf if HMRC raises any issues.
Get in touch today for a free consultation and see how we can help you stay compliant and organised under the Construction Industry Scheme.
FAQs About CIS TAX Returns in Slough
The monthly CIS return must be submitted by the 19th of the following tax month. Late returns may result in automatic penalties.
Yes. Subcontractors can reclaim deductions through their self-assessment or corporation tax return. We can help you prepare and submit the claim.
Yes. Contractors must verify each subcontractor to determine their correct deduction rate before making payments.
Absolutely. We offer integrated payroll and CIS services to streamline your accounting and reduce duplication.
We can help you catch up on late filings and work with HMRC to minimise penalties or correct errors.

Preparation of complete set of accounts by your dedicated accountant

Management Accounts Services Preparation and Reports

Submission to Companies House and HMRC within the stipulated time

Ensure thorough compliance with procedures and guidelines of HMRC


Accounting Software We Offer
We offer following different cloud-based accounting software to our clients:



