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Over 50 years of
client protection
We use our knowledge and experience of the legal system to effectively solve client problems in Tax Law and Real Estate Law.
In need of real estate services? We offer incredibly competitive services and advice on all residential real estate transactions, backed by the DioGuardi ethos of providing our services in a cost effective, accurate and timely fashion. Although we specialize in tax law, real estate has been at the core of our business for many years.
Services en français offerts.
WHY DIOGUARDI?
Tax amnesty is within reach
We protect clients against potential confiscation of assets and possible prosecution, while offering tax amnesty for those who have yet to be caught for failing to file their taxes.
Experience
Our team has been practicing tax law since 1966, with vast experience and expertise in dealing with the Canada Revenue Agency (CRA) and the Canadian tax system.


Proven Tax Debt Solutions
Our team has been practicing tax law since 1966, with vast experience and expertise in dealing with the Canada Revenue Agency (CRA) and the Canadian tax system.
One Stop Service
Our team not only includes expert tax lawyers, but also a retired insolvency trustee and a certified financial planner. This enables us to offer an effective one stop solution to your problems.

Solutions
Turning tax problems into effective solutions
Each situation is different, and so we build custom plans to achieve our clients’ needs. However, there are some common threads running through every story.
For Individuals & Corporations
If you need help with any of the following situations, please contact us today:
- Unreported income
- Unfiled tax returns
- Payment arrangements
- Unpayable tax debts
- Tax dispute litigation
- Criminal tax defense
- Insolvency & bankruptcy

For Individuals & Corporations
If you need help with any of the following situations, please contact us today:
- Unreported income
- Unfiled tax returns
- Payment arrangements
- Unpayable tax debts
- Tax dispute litigation
- Criminal tax defense
- Insolvency & bankruptcy
Services
We are experienced problem solvers
To complement our complete tax law offering, we offer other services to assist both individual and business clients.
About us
A custom approach from a knowledgeable team
We are dedicated to professionally supporting, educating and providing informed direction to every client. We understand the value of relationships, striving to serve our clients while building trust and exemplifying dedication.


Our Approach
Each situation is different to the next – every client has their own story. We listen and understand the issues at hand in order to develop the right solution. This means a tailor made, custom plan that works towards achieving the outcome that clients need.

Our Team
Our team of knowledgeable and experienced lawyers, coupled with our advisory team and network, enables us to offer a one stop solution to our clients’ needs.

Brigitte DioGuardi
B.A., LL.B
Brigitte founded DioGuardi Law.
She has over 20 years of experience as a tax lawyer. Her firm also offers a variety of other legal services.

Paul DioGuardi
B.A., LL.B, QUEEN’S COUNSEL
Paul who worked at the head office of the CRA and Department of Justice, has over 50 years experience as a tax lawyer. He is a consultant to the firm and is the author of several books on tax law.

Joyce Bruno
EXECUTIVE LEGAL ASSISTANT
Joyce has worked as executive legal assistant to Paul DioGuardi for over 35 years and also assists Brigitte DioGuardi.
Our Publications
Paul is the author of several books on tax law including a collaboration with Brigitte DioGuardi for a revised edition of Tax Amnesty: Avoiding the Tax Trap. Paul acts as an independent counsel to Dioguardi Law.
Tax Amnesty: Avoiding the Tax Trap
A useful resource which explores, in a clear and non-technical way, the issues involved in obtaining a tax pardon. Pitfalls and potential problem areas are identified and real-world examples are provided on how the tax amnesty system operates.
The Taxman is Watching: What Every Canadian Taxpayer Needs to Know and Fear

A useful resource which explores, in a clear and non-technical way, the issues involved in obtaining a tax pardon. Pitfalls and potential problem areas are identified and real-world examples are provided on how the tax amnesty system operates.As the pressure to collect more tax dollars grows, any Canadian taxpayer can be at risk for a secret “lifestyle” audit or become caught in one of numerous tax infractions. The trick is to know how CRA works and, at the same time, learn the simple and effective strategies- both offensive and defensive- to avoid tax traps and protect your home and other important assets.A useful resource which explores, in a clear and non-technical way, the issues involved in obtaining a tax pardon. Pitfalls and potential problem areas are identified and real-world examples are provided on how the tax amnesty system operates.
Never Smile at a Crocodile: Confessions of a Tax Traveler

From the shores of Grand Cayman Island to an Ottawa basement loaded with secret bank records and the world’s first bullet proof vest, tax lawyer Paul DioGuardi’s clients have taken him places he never could have imagined. Now, Canada’s most popular tax fighter returns with a collection of stories of sensational tax dodges gone wrong – or right.
50 Ways to Trump the Taxman
An update of our 2004 & 2008 publication of Tax Amnesty, and the Taxman is Watching. Reflects changes on the tax scene and how to deal with the taxman.
Latest Article
Contact Us
Get the right advice from the experts
Please call us at 613-237-2222 (toll free 1-855-489-3555) or complete the form to schedule a consultation to learn more about how DioGuardi Law can help with your legal needs. If preferred, you may also contact us directly at [email protected]
Location
** NEW ADDRESS **
1505 Laperriere Ave, Suite 370
Ottawa, ON K1Z 7T1
(By appointment only)
Monday – Friday 9:00 AM – 5:00 PM
T: 613-237-2222
F: 613-317-2286
How can we help you?
The use of this form or communication with the firm or any individual of the firm is not secure and does not establish lawyer-client relationship. Confidential or time-sensitive information should not be sent through this form.
Contact Us
Get the right advice from the experts
Please call us at 613-237-2222 (toll free 1-855-489-3555) or complete the form to schedule a consultation to learn more about how DioGuardi Law can help with your legal needs.