Knowledge and Experience. When You Need it Most.

Tax Lawyers Serving Richmond Hill, Markham, Newmarket & Beyond

Protect yourself and your business with skilled legal counsel on taxation issues of all types from the lawyers at Donnell Law Group, who serve Richmond Hill, Markham, Newmarket and more.


Our lawyers can assist you with various tax issues, including:

  • Domestic and international tax planning and reorganizations
  • Tax problems and issues involving the Canada Revenue Agency and provincial tax authorities
  • Tax litigation in the Tax Court of Canada, federal and provincial courts
  • Understanding tax legislative and regulatory matters
  • Bankruptcy and insolvency tax issues including proposals and restructuring
  • Tax evasion and money laundering investigations and prosecutions
  • Tax planning for trusts and their beneficiaries
  • Direct tax issues including provincial, retail sales tax, GST and HST


Tax Planning

Efficient tax planning allows individuals and businesses to implement the most advantageous strategies for future years. We will guide you through your options.


Tax Resolutions

We will assist you to address disputes and tax controversy involving the tax authorities, (i.e. the Canada Revenue Agency and provincial tax authorities). We can also help with tax amnesty (voluntary disclosures) applications.


Tax Defence

Donnell Law Group has the experience to provide legal counsel in defence of criminal charges that may arise from tax issues. We represent clients in the Tax Court of Canada, federal and provincial courts.


Tax & Customs Resolutions

We can help you deal efficiently and effectively with the appropriate taxing authorities to resolve disputes.


The team at Donnell Law Group has experience representing clients before all levels of Ontario court. Call us now for professional and confidential counsel. We will provide an honest appraisal of your situation, allowing you to make intelligent decisions about your case.




*Our lawyers would be happy to provide a general overview of your rights.

If you:

  • are seeking a second opinion;
  • have an ongoing court proceeding;
  • are requesting a review of documents;
  • have a request that goes beyond a general overview of your rights;

Kindly contact our office to book your consultation.

We are confident that we have what it takes to give you the peace of mind you need during this very sensitive time. Whatever circumstances your family is facing right now, we are here to help you through the process. Call us today for an initial consultation.

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