Tax litigation lawyer

At AlterTax, our specialization in tax litigation offers unrivalled expertise in defending your interests in the event of a tax dispute. Our team is equipped to handle both individual and corporate disputes, proposing strategic and legally compliant solutions.

Why choose us as your tax litigator?

Our firm stands out for its in-depth expertise and deep commitment to managing tax disputes. We combine in-depth knowledge of tax law, a personalized approach to each client, and a commitment to providing effective and compliant defense solutions. Choose AlterTax for reliable representation tailored to your tax litigation needs.

Committed to excellence

AlterTax is committed to excellence in the management of tax disputes. We aim for impeccable quality in our defense strategies, paying meticulous attention to every detail to ensure optimal solutions tailored to your specific situation.

In-depth expertise

With many years' experience in tax litigation, our firm offers in-depth expertise in the management of tax disputes. We ensure that our defense strategies are both robust and fully compliant with current tax laws.

Customized approach

Because every customer is unique, we take a tailored approach to managing tax disputes. We work closely with you to understand your specific issues and develop personalized defense strategies, tailored precisely to your needs.

Commitment to customer satisfaction

Your satisfaction is our priority in the management of your tax litigation. We are committed to providing clear recommendations, answering your questions promptly, and establishing a lasting relationship of trust, based on the quality of our legal representation.

At AlterTax, our mission is to provide exceptional added value in the management of tax disputes. We respond to our clients' specific needs with personalized and specialized services. Our customer-centric approach enables us to gain a deep understanding of your tax issues and develop tailored defense strategies, optimizing your chances of success.

Our rankings

Our services as tax litigation specialists

Our firm excels in tax litigation management, offering dedicated expertise to both individuals and businesses. We focus on tailor-made solutions, from defending clients in tax audits to representing them in litigation. Our mastery of tax regulations, both national and international, enables us to propose customized and effective defense strategies.


Tax lawyer

As a specialisttax lawyer, we offer in-depth legal advice to effectively manage your tax obligations and entitlements. Our expertise extends to all aspects of taxation, ensuring a comprehensive approach for both individuals and businesses.

Tax advice

We offer strategic tax advice, aimed at optimizing your tax situation while complying with current regulations. Our aim is to help you navigate the complex tax landscape with confidence and clarity.

Tax audit lawyer

As atax audit lawyer, our team offers expert representation to defend your interests. We intervene at every stage of the process to minimize the risks and potential impact on your financial situation.

International tax lawyer

Our expertise asinternational tax lawyers can help you manage the tax challenges associated with cross-border operations. We provide legal advice to effectively navigate multiple and complex tax regulations.

Tax litigation lawyer

Astax litigation lawyers, we represent and defend your interests in tax disputes. Our approach is aimed at effectively resolving disputes with the tax authorities, by favoring amicable solutions or representation before the courts.

Wealth lawyer

We offer specialized legal expertise in wealth management, with a particular focus on real estate taxation. We support our clients in optimizing the taxation of their real estate assets, whether for management, acquisition or transfer.

It's good to be informed, but it's even better to be accompanied by an expert tax lawyer.

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Tax litigation in Paris and worldwide

Based in Paris, our firm specializes in tax litigation, offering its expertise not only in the capital but also in several major French cities and abroad. Whether you're in Toulouse, Bordeaux, Lyon, Marseille or elsewhere in the world, our team is ready to assist you with your tax litigation. We master local and international tax specificities, guaranteeing first-rate assistance wherever you are.

FAQ on tax litigation services

Here are some frequently asked questions about working as a tax litigator:

What is the role of a tax litigation lawyer?

A tax litigator specializes in resolving disputes between taxpayers and tax authorities. He advises and represents clients in dispute procedures, tax audits and negotiations with tax authorities.

When is it necessary to call on the services of a tax litigation lawyer?

It is advisable to call on the services of a tax litigation lawyer if you disagree with the decisions of the tax authorities, if you receive a notice of tax reassessment, or if you are the subject of a tax audit or investigation.

What kind of services does a tax litigator offer?

Services include representation before courts and tax authorities, negotiation of settlements, preparation of defenses against penalties or charges of tax fraud, and assistance with tax audits.

How can a tax litigation lawyer help reduce my tax penalties?

A tax litigator can negotiate with the tax authorities to reduce or cancel penalties, often by demonstrating the taxpayer's good faith or identifying errors in the administration's assessment.

Is it possible to challenge a tax ruling without going to court?

Yes, tax disputes can often be resolved through negotiation or administrative procedures before reaching the judicial stage. A tax litigator can help you explore and use these options.

Can a tax litigator handle international tax cases?

Yes, many tax litigators (like us) have the expertise to handle cases involving international tax laws and tax treaties between countries.

What's the difference between a tax lawyer and a tax litigator?

A tax lawyer generally focuses on tax planning and compliance, while a tax litigator specializes in resolving disputes and litigation with tax authorities.

Can tax litigation lawyers assist all types of clients?

Yes, they can represent a wide range of customers, including individuals, businesses, non-profit organizations and government entities.

Are the services of an international tax lawyer expensive?

Fees vary according to the complexity of your tax situation and the level of expertise required. We recommend discussing fees during the initial consultation. Please contact us for more information.

What is the average duration of a tax dispute?

The duration of a tax dispute can vary considerably depending on its complexity, the administrative or legal procedures involved, and the speed of negotiations between the parties.

A tax litigation lawyer anywhere in the world? Is it possible?

As tax lawyers, we can intervene before the tax authorities and administrative courts without geographical constraints in most tax disputes. We also act for foreign authorities, whether to plead, advise or represent our clients in any city or country.