What is included in cost price?


Use tax is due on the cost price of tangible personal property or digital products. Cost price is the lesser of:

  1. The actual cost of tangible personal property or digital products (without any deduction for the cost of materials used, labor cost or service cost). Cost price includes service costs for installation and transportation charges. However, cost price does not include labor charges or services for installing, applying, remodeling, or repairing property sold if those costs are separately billed to the customer at the time of installation; or
  2. The reasonable market value of the tangible personal property or digital product at the time it becomes susceptible to use tax.


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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