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

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.

January 08, 2025

To reduce costs, LDR to cease mailing state sales tax returns to businesses

Louisiana Department of Revenue will cease printing and mailing copies of the Louisiana state sales tax return to businesses registered for sales tax in the state.

December 11, 2024

Tax preparer faces multiple felony fraud charges

A Terrebonne Parish woman faces multiple felony charges for the attempted theft of thousands of dollars in fraudulent state income tax refunds.


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