File Sales/Use Tax Return
-Complete your St. Tammany Parish Sales and Use Tax Return electronically and transmit the return directly to our office.  It is free and available 24/7.

Registration for Sales/Use Tax ID#
-If you are opening a new business or if ownership changes, a St. Tammany Parish Tax ID# is necessary to collect and remit local sales and use tax.

• Electronic Registration
  Register Online! This link will allow you to register with St. Tammany, as well as other Parishes throughout the State of Louisiana, if necessary.
• Paper Registration
  This registration is only for St. Tammany and can be printed and sent to our office.

Tax Rate / Jurisdiction Lookup
-Use this link to lookup the proper tax rate and jurisdiction to report sales and use tax on our tax forms. Simply type in the physical location of the business or delivery addresses in St. Tammany Parish to get your answer.

Download Sales/Use Tax Returns
-The St. Tammany Parish Tax Collector utilizes different tax returns based upon the type of business and/or its physical location.  These forms also contain helpful information as reference when completing the returns.

• Single Juridiction Return and Instructions
  This return is for fixed locations inside of St. Tammany.
• Multiple Jurisdiction Return and Instructions
  This return is for businesses inside or outside St. Tammany who deliver to more than one jurisdiction.
• Enhancement Return and Instructions
  This is a double-sided return for businesses located in special tax enhancement area inside St. Tammany Parish that make both on-site and delivered sales.
• Application for Refund of Taxes Paid
  This form must be completed and accompany appropriate documentation to request consideration for a refund of taxes paid erroneously.

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