Accurate compliance and strategic support for UK company tax filings

The UK tax regime is complex, with strict filing deadlines and significant penalties for late or incorrect submissions. Filing an accurate Corporation Tax return is essential not only for legal compliance but also for maintaining good standing with HMRC. It also supports efficient tax planning and gives directors confidence that their business affairs are well-managed.

Our Expertise

At BCR, our team of experts provide support for the preparation and filing of UK Corporation Tax returns (CT600). Whether your company operates entirely in the UK or is part of an international or offshore structure, we ensure that your tax returns are compliant, accurate, and submitted on time.

Our Approach

Our team works with a broad range of UK-resident and non-resident companies, supporting everything from simple trading activity to complex investment holding vehicles and UK permanent establishments of offshore entities. We understand the evolving landscape of UK corporate taxation and provide clear, practical guidance tailored to your business needs.

Who we support:‍

• UK-incorporated companies
• Jersey and Guernsey companies with UK taxable income
• Offshore entities with UK permanent establishments
• Family office and private investment vehicles with UK operations
• Property holding and development companies
• CSPs managing UK-connected company structures

Our Services

We provide support with the following:

• Preparation and submission of CT600 Corporation Tax returns
• Calculation of taxable profits and tax liabilities
• Support with group relief, capital allowances, and other adjustments
• Reconciliation of financial statements with tax computations
• Preparation of iXBRL tagged accounts for HMRC filing
• Advice on interest deductibility, transfer pricing, and related party transactions
• Filing of nil returns, dormant accounts, and late disclosures
• Liaison with UK accountants, legal advisers, or HMRC as needed

Our values in action

Excellence: Submissions are precise, defensible, and well-documented
Delivery: We file on time and keep you informed throughout the process
Respect: We listen to your needs and tailor our approach to your business context
Elegance: We make tax compliance clear, manageable, and efficient

Why BCR Pro

• Specialist UK knowledge - Our team includes UK-qualified tax professionals who stay on top of the latest HMRC requirements
• Cross-border capability – We understand the interaction between UK and offshore entities and how to manage potential tax exposures
• Joined-up support – We work alongside legal colleagues at BCR Law and private client specialists in BCR EDA to offer full-spectrum advisory services
• Reliable delivery – You can count on us to meet deadlines, explain the detail, and provide proactive advice