The Law Offices of Joseph H. Thibodeau, P.C. is a distinguished Denver-based tax law firm with over 50 years of experience, specializing in civil and criminal tax controversy resolution. Recognized in “The Best Lawyers in America” and named among Denver’s Top Lawyers for Personal Taxation, the firm is known for its seasoned advocacy and deep expertise in complex federal, state, and local tax matters.
The firm provides high-quality legal representation to a diverse clientele, including individuals, businesses, estates, trusts, partnerships, and fellow tax professionals. With extensive experience before administrative agencies, tribunals, and courts nationwide, the practice is equipped to handle both civil and criminal tax disputes, offering strategic guidance in high-stakes environments such as IRS examinations, grand jury proceedings, and appellate litigation.
Services Offered
- Tax Audits/Examinations
- Civil and Criminal Tax Penalties
- Employment Taxes
- Estate Tax
- Excise Tax
- Income Tax
- Gift Tax
- Property Tax
- Sales & Use Tax
- Exempt/Non-Profit Organizations
- Trusts
- Unemployment Tax
- Worker Classification
- Administrative Appeals
- Bank Secrecy Act Matters
- Civil Tax Assessments
- Colorado Department of Labor Issues
- Colorado Department of Revenue Matters
- Criminal Tax Investigations
- Currency Transaction Reporting
- Foreign Bank Account Reports (FBAR)
- Grand Jury Proceedings
- “Innocent Spouse” Relief
- IRS Installment Agreements
- Judicial Appeals
- Litigation
- Offers in Compromise
- Tax Collection Issues
- Tax Garnishments
- Tax Levies
- Tax Liens
- Trust Fund Recovery Penalty Matters
- U.S. Court of Federal Claims Representation
- U.S. Courts of Appeals Representation
- U.S. Department of Justice Matters
- U.S. District Court Representation
- U.S. Supreme Court Representation
- U.S. Tax Court Representation
- Voluntary Disclosures (Foreign and Domestic)
- Aviation Tax Practice
The firm serves clients across the United States, with particular focus on Colorado federal and state venues, and offers services in both English and Spanish. Its principal attorney, Joseph H. Thibodeau, brings decades of litigation and advisory experience, including appearances in multiple U.S. Courts of Appeals and deep familiarity with intricate tax procedures and penalties.
