How long is Form R-1091, Commercial Farmer Certification, good for?


New applicants may receive a certification for one year upon approval. All applicants are required to reapply after one year to renew the certification. Renewal applications should be submitted within 60 days prior to the current certification expiring.

Renewing applicants, with federal income tax documentation supporting farming activities, may receive a certification up to three years (3) upon approval. All applicants are required to reapply to renew the Commercial Farmer Certification. Renewal applications should be submitted within 60 days prior to the current certification expiring.

Filing Dates


News & Announcements

May 14, 2025

Tax preparer arrested for gambling-related tax fraud scheme

A Louisiana tax preparer faces felony charges over an alleged scheme to steal tens of thousands of dollars in fraudulent income tax refunds.

May 12, 2025

Louisiana state income tax deadline is May 15

The deadline for 2024 Louisiana state income tax is Thursday, May 15.

January 29, 2025

Louisiana state income tax filing begins Wednesday, Jan. 29

Louisiana Department of Revenue (LDR) will begin accepting 2024 state individual income tax returns on Wednesday, Jan. 29, 2025.


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