La. R.S. 47:337.5 — Local sales and use taxes effective date

A.(1) The tax, interest, or penalty rates in a taxing jurisdiction, as established
pursuant to R.S. 47:337.4, shall not be changed unless the change has an effective date of the
first of January, the first of April, the first of July, or the first of October, and the Louisiana
Uniform Local Sales Tax Board and the Uniform Electronic Local Return and Remittance
Advisory Committee have been notified in advance as provided for in R.S. 47:337.23. For
purposes of this Section, a tax rate change shall include any of the following:
(a) A rate change due to the levy of a new tax.
(b) The change in a rate for an existing tax.
(c) A rate change due to an annexation or other boundary modification by the taxing
authority.
(d) A rate change caused by the execution or expiration of a cooperative endeavor
agreement to which the taxing authority is a party.
(e) Repealed by Acts 2024, 3rd Ex. Sess., No. 11, §4, eff. Dec. 4, 2024.
(2) Except for the notice to the Louisiana Uniform Local Sales Tax Board and the
advisory committee, the provisions of this Section shall not apply to the renewal of an
existing sales tax.
B. A taxing authority shall notify the appropriate single collector for the parish no
less than sixty days prior to the date a change in a tax, interest, or penalty rate becomes
effective. However, the single collector for the parish may authorize a shorter time for a
taxing authority to provide the notice required pursuant to the provisions of this Subsection.
Failure or refusal of a taxing authority to provide timely notice to the single collector for a
parish in accordance with the requirements of this Subsection shall be an absolute defense
against any claim by a taxing authority against the single tax collector for the parish relating
to a change in tax, interest, or penalty rate.