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  • If you’re involved with a State and federal audit, tax collection or criminal tax investigation matter, experience counts.  You know that the government has far greater resources than any individual or business. To protect your rights, contacting our New York tax lawyers should be your first step.  When you need help, they can successfully battle with the government on your behalf.
  • New York tax lawyers Mackay, Caswell & Callahan, P.C., provide knowledgeable, experienced, representation for both New York and federal taxation issues affecting both individuals and businesses. During his former career as a CPA and now as a New York tax lawyer, Joe Callahan has participated in long-term audits and investigations involving federal and state tax agencies.


  • Tax audits and collection actions
  • Criminal tax investigations
  • 1031 exchanges
  • Offers in compromise
  • Offshore voluntary disclosure program (OVDP)

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