HMRC Tax Investigations UK
Under Investigation? We Navigate, You Breathe.
Trusted by 500+ UK businesses • 98% customer satisfaction
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No obligation, 100% confidential consultation

Professional Representation During HMRC Enquiries and Investigations
We provide expert support and representation if you face an HMRC investigation or compliance check. Our specialists handle all communications with tax authorities, protecting your rights while working to resolve matters efficiently.
With in-depth knowledge of investigation procedures, we prepare robust responses to information requests and negotiate favorable outcomes. Whether dealing with routine enquiries or complex disputes, we reduce stress and potential penalties while safeguarding your financial interests.
6K+
Happy Clients
15+
Years of Experience
What We Offer
Our comprehensive services designed to meet the specific needs of UK businesses and individuals.
Tax
Services
Expert tax solutions tailored to your financial situation
- Tax Planning
- Tax Preparation & Filing
- HMRC Investigation Support
- Tax Efficiency Strategies
- Annual Tax Compliance
Accounting Services
Comprehensive financial management for businesses
- Bookkeeping
- Annual Accounts Preparation
- Management Accounting
- Cloud Accounting Solutions
- Financial Health Checkups
VAT
Services
Specialized VAT guidance and compliance support
- VAT Registration
- VAT Return Preparation
- VAT Scheme Optimization
- HMRC VAT Inspection
- International VAT Compliance
Payroll
Services
Accurate and compliant payroll solutions
- Payroll Processing
- Pension Management
- PAYE & NI Calculations
- Payslip Generation
- HMRC Payroll Submissions
Business Services
Strategic support to help your business grow
- Company Formations
- Business Planning
- Cash Flow Management
- Corporate Compliance
- Director Advisory Services
How Does Our Tax Investigations Service Work?
Our straightforward 4-step process ensures a smooth and efficient tax return experience.

📝Immediate Crisis Response
🚨 24/7 Emergency Support – Rapid response to HMRC letters (within 24 hours)
🚨 Case Assessment – Classify investigation type (random check, aspect enquiry, full review)
🚨 Disclosure Triage – Identify potential risks in your tax history
🚨 Professional Privilege – Secure legally protected communications

🏢Strategic Defence Preparation
🛡️ Evidence Gathering – Reconstruct records, invoices, and digital trails
🛡️ Disclosure Strategy – Prepare voluntary disclosures where beneficial
🛡️ Position Analysis – Calculate potential liabilities/penalties (careless vs deliberate behaviour)
🛡️ Representation Plan – Determine optimal engagement approach

🤝HMRC Negotiation
⚖️ Officer Liaison – Professional handling of all HMRC communications
⚖️ Penalty Mitigation – Negotiate reductions based on “reasonable excuse” arguments
⚖️ Time-to-Pay Arrangements – Structure affordable settlement payment plans
⚖️ Alternative Resolutions – Consider COP9/Contractual Disclosure where appropriate

🏠Resolution & Protection
🔒 Final Settlement – Agree binding closure terms with HMRC
🔒 Future Safeguards – Implement systems to prevent recurrence
🔒 Staff Training – Educate teams on compliance red flags
🔒 Ongoing Monitoring – Post-case review of HMRC interactions
What Our Clients Say
Here’s what our happy clients say about our Tax services.
It's rare to find such a reliable and approachable professional. ASK Group is incredibly fast with both work and response time. Thank you!
ASK Group Ltd. is one of the most professional providers of accounting and related services in The UK. I highly recommend them for all your accounting and finance needs—a true one-stop solution!
This firm offers excellent communication and highly professional service. ASK Group Ltd is a pleasure to work with- thorough, flexible, and always ready to answer questions. Polite, respectful, and highly recommended!
For the past few years, ASK Group Ltd has expertly handled all our personal and business accounting needs. Their reliability, prompt advice, and professional service provide us with complete peace of mind. We highly recommend them—thank you!
ASK Group Limited has been my accounting firm for over a few years now, consistently delivering a professional yet friendly service. In my years of running a business, I have never encountered another company—of any kind—that is as responsive and efficient. The value for money is exceptional, and above all, I truly believe that ASK Group always has the best interests of both my business and myself at heart!
Ready to simplify your tax returns?
Powerful Tax Strategy, Precision Results. Let’s Conquer HMRC Together.
Why Choose Us
Trusted by businesses and individuals for smarter, stress-free tax solutions.
Qualified Accountants
Our team consists of ACCA and CIMA qualified accountants with decades of experience in UK tax law.
Fast Turnaround
We process most tax returns within 3-5 business days, far faster than industry standard times.
Fixed Pricing
No surprise fees or hidden costs. Our transparent pricing means you know exactly what you'll pay.
Data Security
Bank-level encryption, advanced safeguards, and a secure client portal to protect your sensitive financial information.
Dedicated Support
A personal accountant assigned to your business who knows your financial situation intimately.
Digital First
Easy-to-use online portal for document upload, communication, and tax return tracking.
Frequently Asked Questions
Taxation FAQs: Clear Answers to Your Top Questions
What is a tax investigation?
Why would HMRC investigate my taxes?
What happens during a tax investigation?
Will I be penalized if HMRC finds errors?
What should I do if I receive a tax investigation letter?
Explore More Options with Our Services
Your full-spectrum accounting partner for business growth and financial clarity.

Accounting Services
We handle your day-to-day finances with accuracy, ensuring your books are always up-to-date and compliant. Focus on growing your business while we manage the numbers.
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Tax Services
Expert tax planning and filing to minimize liabilities and maximize returns. Stay compliant with HMRC while optimizing your tax strategy.
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VAT Services
Stress-free VAT registration, returns, and compliance support. Avoid penalties and reclaim what you’re owed with our expert guidance.
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Payroll & PAYE
Streamlined payroll processing and PAYE compliance for hassle-free employee payments. Let us handle payroll taxes, pensions, and filings.
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Business Services
From company registration to financial structuring, we help launch and scale your business. Smart planning for long-term success.
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Accounting Software
Set up and optimize cloud accounting tools like Xero or QuickBooks. Integrate tech to automate and simplify your finances.
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Compliance Services
Compliance with VAT is complex. Investigations by the VATman can be intense – all the more important that your VAT returns are concluded appropriately.
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Need some Further Help?
If you have any further questions or would us to help with your tax needs, get in touch with us today.
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Email Us
advice@askgroup.com -
Call Us
02030 044 974 -
Visit Us
2 Windsor End, Office Prime