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International Taxation

The experienced international taxation lawyer at Porter Law Office, LLC in Columbus, Ohio understands the unique challenges of foreign nationals residing in the U.S.

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Principal Attorney · Licensed in Ohio · LL.M. in Taxation

Last reviewed May 2026

IRS has announced that it is ending the OVDP on Sept. 28, 2018. By alerting taxpayers now, the IRS intends that any U.S. taxpayers with undisclosed foreign financial assets have time to use the OVDP before the program closes.

International Tax Services

Porter Law Office, LLC has in depth experience with assisting foreign nationals in resolving international tax compliance issues. Porter Law Office, LLC’s core international tax practice areas include:

  1. Gambling Tax Refunds
  2. Individual Taxpayer Identification Number (ITIN)
  3. Schedule an ITIN Appointment

International Tax Representation

The experienced international tax attorney at Porter Law Office, LLC is dedicated to assisting you with navigating the complex international tax procedures. Columbus, Ohio lawyer Matthew R. Porter combines his advanced degree in taxation to offer international tax services to a diverse clientele worldwide. If you reside in the U.S. as a foreign national and you have questions, contact the international taxation lawyer Matthew R. Porter today for free consultation to discuss your options.

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Contact Us For Tax Representation You Can Trust

Porter Law Office, LLC is a boutique tax law firm located in Columbus, Ohio. We help individuals and businesses resolve tax disputes.

Contact the Columbus, Ohio tax lawyer at Porter Law Office, LLC today for a free consultation to discuss your case.

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