TN Dept of Revenue Warns of USPS Postmark Changes Affecting Tax Filings
The Tennessee Department of Revenue has issued Notice #26-09 to alert taxpayers and practitioners to upcoming changes in how the U.S. Postal Service (USPS) applies postmarks, which could affect whether mailed tax filings are considered timely. Effective December 24, 2025, USPS postmarks will generally reflect the date an item is first processed at a postal […]
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