Fla. Stat. § 211.18
It shall be the duty of the clerk of the circuit court to keep a record book to be provided by the board of county commissioners of the county for the purpose of accepting for record any subsurface owner's interest in real estate of said county and any owner of subsurface interest in the lands of said county may register with the clerk the name of such owner, his or her address, the description of the land in which the owner has subsurface interest and such recording shall entitle such subsurface owner to notice by registered mail with return receipt requested of nonpayment of taxes by the surface owner, sale of tax certificates affecting the surface of said lands, application for tax deed of the surface interest and any foreclosure proceedings against said lands for unpaid taxes thereon, and no tax deed nor foreclosure proceedings shall affect such subsurface owner's interest if the notice hereby provided for is not given. For the clerk's services in registering such subsurface owner's interest as herein provided, the clerk shall receive a fee of $1, plus the fee per page for recording now provided by law. Where an owner of a subsurface interest or interests has registered with the clerk of the circuit court of the county in which said subsurface interest is located, the name of such owner, his or her address, and the description of the land in which the owner has subsurface interests pursuant to the provisions of chapter 22784, Acts of 1945, such registration shall be and operate as a registration of his or her subsurface interests and shall entitle the owner thereof to the notices and immunities hereinabove provided the same as if such owner had registered with said clerk his or her subsurface interests under and pursuant to this chapter.
Fla. Stat. § 211.18