Due to critical system updates and the Labor Day holiday, the Louisiana Department of Revenue (LDR) will be closed from 2 p.m. on Friday, Sept. 4, 2026, through Monday, Sept. 7, 2026. In addition to the closure of all LDR offices during this period, all online services including electronic tax filing and payments and the Louisiana Taxpayer Access Point (LaTAP) portal will be unavailable as well. All in-person, telephone and online customer service will resume on Tuesday, Sept. 8.

2025 Filing Dates

Stay on top of your Louisiana tax filing obligations with the annual filing calendars below. Filing and paying your taxes on time helps you avoid penalties and interest. Select a tax year to view filing due dates by month. Due dates that fall on weekends or legal holidays are generally extended to the next business day. Need to file or make a payment? Access LaTAP to file returns, make payments, schedule payments, and manage your tax accounts.

January 2025

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February 2025

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March 2025

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April 2025

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May 2025

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June 2025

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July 2025

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August 2025

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September 2025

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October 2025

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November 2025

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December 2025

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