How do I register for withholding tax?


To register for withholding tax, you must apply for a revenue account number. The fastest way to obtain a revenue account number is to apply online using the LDR Online Business Registration application. You may also complete the Application for Louisiana Revenue Account Number, Form R-16019 and mail the application to the Louisiana Department of Revenue, PO Box 201, Baton Rouge, LA 70821-0201

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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