La. Stat. tit. 33 § 2754
Any parish assessor or sheriff intending to introduce a bill in the legislature having the effect of allowing a deduction or increased deduction or salary or expense allowance increase from ad valorem tax collections at the local government level, shall give notice thereof to the governing authority and school board of his parish. Such notice in each parish affected shall state the percentage change and/or amount to be applied for and shall be sent by certified mail at least thirty days prior to the convening of the legislative session. The evidence of such notice having been mailed shall be exhibited to the legislature before such act shall be passed and every such act shall contain a recital that such notice has been given. This section has no application in any manner to extraordinary sessions of the legislature.
La. R.S. § 33:2754