Miss. Code § 55-19-31
The ad valorem tax levies from the member counties shall be made, assessed and collected in the manner provided by general law for other county tax levies. The gross proceeds thereof shall be transmitted by county warrant from time to time to the secretary-treasurer of the district who shall forthwith deposit the same in one or more public depositories within the district which the board of directors is authorized to establish in the manner now provided by law for the selection of county depositories.
The board of directors shall make no expenditure until an annual budget for the operation of the district has been approved by the legislature after consideration by and upon recommendation of the legislative budget office.
Miss. Code § 55-19-31