Fla. Stat. § 548.074

For the purpose of any investigation or proceeding conducted pursuant to this chapter, the department shall have the power to administer oaths, take depositions, make inspections when authorized by statute, issue subpoenas which shall be supported by affidavit, serve subpoenas and other process, and compel the attendance of witnesses and the production of books, papers, documents, and other evidence. The department shall exercise this power on its own initiative or whenever requested by the commission. Challenges to, and enforcement of, subpoenas and orders shall be handled as provided in s. 120.569.