There is no time limitation for filing a motion for relief from a judgment which alleges that the judgment is void under Fla. R. Civ. Pro. 1.540(b)(4).
On July 20, 2018, the Second District Court of Appeal held in Shah v. Regions Bank, Case No. 2D17-1225, 43 Fla. L. Weekly D1635a, (Fla. 2d July 20, 2018) that, “while it is true that Fla. R. Civ. Pro. 1.540(b)(4) states that a motion for relief from a void judgment must be filed within a reasonable time, there is no limitation on setting aside a void judgment.” citing M.L. Builders, Inc., v. Reserve Developers, LLP, 769 So. 2d 1079, 1082 (Fla. 4th DCA 2000); Wiggins v. Tigrent, Inc., 147 So. 3d 76, 81 (Fla. 2d DCA 2014).