You received a Notice of Deficiency or Notice of Determination
The amount in dispute is $50,000 or less per tax year
You are within 90 days of the IRS notice date
IRS Notice of Deficiency explanation
https://www.irs.gov/individuals/understanding-your-cp3219a-notice
U.S. Tax Court Overview (What to expect)
https://www.ustaxcourt.gov/petitioners-about

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Online Filing (DAWSON Portal)
https://dawson.ustaxcourt.gov
Printable Petition Form (PDF)
https://www.ustaxcourt.gov/resources/forms/petition.pdf
Request for Place of Trial
https://www.ustaxcourt.gov/resources/forms/request_place_of_trial.pdf
Be sure to check the “Small Tax Case” box on the petition
Copy of IRS notice
Written statement of facts
Explanation of disagreement with IRS
Supporting documents (evidence, receipts, tax returns, etc.)
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E-file - Fastest, recommended
Mail - Must arrive within the 90-day deadline
Tax Court Filing Fee: $60
Most small cases settle via IRS Appeals before trial
IRS Appeals Program
https://www.irs.gov/appeals
