Miss. Code § 41-27-103
When, in any county of this state other than a county bordering on the Mississippi Sound or Gulf of Mexico, a petition, signed by fifty (50) or more qualified electors of such county, shall be presented to the board of supervisors of such county, requesting that a county mosquito control commission for such county be created, the board of supervisors may, within sixty (60) days from the date of the filing of the petition with the clerk of the board, create a county mosquito control commission, and the order creating said county mosquito control commission shall be entered on the minutes of the board of supervisors. The said order shall name three (3) commissioners, one (1) of whom shall be designated as temporary chairman, and shall set a time, date, and place for a meeting to organize said commission. The date of said organizational meeting shall be within sixty (60) days from the date of said order.
Miss. Code § 41-27-103