EXPERT TAX DISPUTE. CLEAR STRATEGY. TRUSTED SUPPORT.

What We Cover:

Whether it starts with a one-line letter or a full-blown HMRC investigation, tax disputes can escalate quickly — risking money, reputation, and control. At Signant Tax, we bring clarity, discretion, and decisive strategy to stop things snowballing.

We work exclusively on tax disputes. No tax compliance. No tax planning. No conflicts. Just senior-led tax dispute resolution and risk management, trusted by professional advisers and private clients across the UK.



OUR PROVEN 3 -STEP APPROACH TO RESOLVING TAX DISPUTES

EVERY DISPUTE IS UNIQUE. BUT OUR PROCESS IS BUILT FOR CERTAINTY, SPEED AND RESULTS.


Step 1:

Current State Assessment - Clarity first. No guesswork.

We assess your current position, fast. That means technical exposure, procedural errors, behavioural risk, and HMRC’s likely mindset. You’ll know exactly what’s happening, and what to do next. 

Step 1:

Current State Assessment - Clarity first. No guesswork.

We assess your current position, fast. That means technical exposure, procedural errors, behavioural risk, and HMRC’s likely mindset. You’ll know exactly what’s happening, and what to do next. 

Step 1:

Current State Assessment - Clarity first. No guesswork.

We assess your current position, fast. That means technical exposure, procedural errors, behavioural risk, and HMRC’s likely mindset. You’ll know exactly what’s happening, and what to do next. 

Step 2:

Design the Right Strategy - Tailored plans. No templates.

No cookie-cutter answers. We design a precise, case-specific plan, whether that’s managing an enquiry, preparing a disclosure, or challenging a technical position, based on what matters most to you. 

Step 2:

Design the Right Strategy - Tailored plans. No templates.

No cookie-cutter answers. We design a precise, case-specific plan, whether that’s managing an enquiry, preparing a disclosure, or challenging a technical position, based on what matters most to you. 

Step 2:

Design the Right Strategy - Tailored plans. No templates.

No cookie-cutter answers. We design a precise, case-specific plan, whether that’s managing an enquiry, preparing a disclosure, or challenging a technical position, based on what matters most to you. 

Step 3:

Implementation and Resolution - We lead. You stay protected.

We handle all HMRC interactions, from drafting correspondence up until resolution. Throughout the process, you stay informed and supported. Just clear progress toward the right result.

Step 3:

Implementation and Resolution - We lead. You stay protected.

We handle all HMRC interactions, from drafting correspondence up until resolution. Throughout the process, you stay informed and supported. Just clear progress toward the right result.

Step 3:

Implementation and Resolution - We lead. You stay protected.

We handle all HMRC interactions, from drafting correspondence up until resolution. Throughout the process, you stay informed and supported. Just clear progress toward the right result.

Fixed Fees. Total Transparency.

We believe specialist advice should come without surprises. That’s why we operate fixed-fee models wherever possible, agreed in advance.

You either retain us for the case, or we support you behind the scenes.

Whether there’s a current issue or you just want to see how we can support you, we’re ready when you are.

What We Help With

We work across four core areas. If your issue touches HMRC, we’ve likely handled it before and we’ll handle it properly.

HMRC Enquiries & Investigations

From Panic to Plan. A HMRC enquiry can feel like a sudden storm, letters with short deadlines, complex demands, and the risk of penalties or prosecution. We bring calm, clarity, and control from day one. Whether it’s a simple one-liner or a full COP9 investigation, we lead the process and protect your position.

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HMRC Enquiries & Investigations

From Panic to Plan. A HMRC enquiry can feel like a sudden storm, letters with short deadlines, complex demands, and the risk of penalties or prosecution. We bring calm, clarity, and control from day one. Whether it’s a simple one-liner or a full COP9 investigation, we lead the process and protect your position.

Learn More

HMRC Enquiries & Investigations

From Panic to Plan. A HMRC enquiry can feel like a sudden storm, letters with short deadlines, complex demands, and the risk of penalties or prosecution. We bring calm, clarity, and control from day one. Whether it’s a simple one-liner or a full COP9 investigation, we lead the process and protect your position.

Learn More

A person is signing some documents and there are stacks of coins on the table.

Voluntary Disclosures & Nudge Letters

Voluntary disclosures can close down risk or open a can of worms. We guide you through the process safely, swiftly, and strategically. Whether you’re responding to a nudge letter, correcting an offshore issue, or considering a CDF disclosure, we make sure your position is protected.

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A person is signing some documents and there are stacks of coins on the table.

Voluntary Disclosures & Nudge Letters

Voluntary disclosures can close down risk or open a can of worms. We guide you through the process safely, swiftly, and strategically. Whether you’re responding to a nudge letter, correcting an offshore issue, or considering a CDF disclosure, we make sure your position is protected.

Learn More

A person is signing some documents and there are stacks of coins on the table.

Voluntary Disclosures & Nudge Letters

Voluntary disclosures can close down risk or open a can of worms. We guide you through the process safely, swiftly, and strategically. Whether you’re responding to a nudge letter, correcting an offshore issue, or considering a CDF disclosure, we make sure your position is protected.

Learn More

A U.S. federal income tax form 1120 partially filled out lies on a wooden desk next to a gray fabric pouch and a black pen, indicating a business tax preparation scene.

Tax Risk Management & Governance

When HMRC examines your business, it’s not just about tax paid, it’s about tax governance. We help clients design, test and evidence robust tax controls that stand up to scrutiny and reduce future risk.

Learn More

A U.S. federal income tax form 1120 partially filled out lies on a wooden desk next to a gray fabric pouch and a black pen, indicating a business tax preparation scene.

Tax Risk Management & Governance

When HMRC examines your business, it’s not just about tax paid, it’s about tax governance. We help clients design, test and evidence robust tax controls that stand up to scrutiny and reduce future risk.

Learn More

A U.S. federal income tax form 1120 partially filled out lies on a wooden desk next to a gray fabric pouch and a black pen, indicating a business tax preparation scene.

Tax Risk Management & Governance

When HMRC examines your business, it’s not just about tax paid, it’s about tax governance. We help clients design, test and evidence robust tax controls that stand up to scrutiny and reduce future risk.

Learn More

A small model house with a red facade and grey roof sits on a wooden table next to a silver keychain holding two keys, symbolizing real estate and home ownership.

Litigation & Tribunal Support

We act when your position is correct, but HMRC disagrees. Technical submissions, appeals, and ADR, all handled with the right balance of legal insight and practical strength.

Learn More

A small model house with a red facade and grey roof sits on a wooden table next to a silver keychain holding two keys, symbolizing real estate and home ownership.

Litigation & Tribunal Support

We act when your position is correct, but HMRC disagrees. Technical submissions, appeals, and ADR, all handled with the right balance of legal insight and practical strength.

Learn More

A small model house with a red facade and grey roof sits on a wooden table next to a silver keychain holding two keys, symbolizing real estate and home ownership.

Litigation & Tribunal Support

We act when your position is correct, but HMRC disagrees. Technical submissions, appeals, and ADR, all handled with the right balance of legal insight and practical strength.

Learn More

Why Clients & Advisers Choose Signant Tax

Why Clients & Advisers Choose Signant Tax

We only do tax disputes and tax risk management, no tax returns, no tax planning

  • All cases handled by a senior expert

  • Clear strategy. Trusted support. No surprises

  • Used by professional advisors and private clients across the UK

Book a Free, Confidential Consultation

Whether there’s a current issue or you just want to see how we can support you, we’re ready when you are.

BOOK A FREE CONSULTATION