Citizens Property Insurance Corporation; Requires corporation to implement commercial lines clearinghouse for specified purposes; authorizes approved surplus lines clearinghouse insurers to participate in commercial lines clearinghouse; prohibits such insurers from participating in personal lines clearinghouse; specifies that participation in program is not mandatory for such insurers; specifies circumstances under which policyholders of corporation are not eligible for commercial lines residential coverage with corporation; authorizes applicants or insureds to elect to accept coverage with specified insurers or elect to accept or continue coverage with corporation; requires certain applicants & policyholders to pay specified premium for corporation coverage; revises rights & authorizations for certain independent insurance agents; removes prohibition relating to commercial nonresidential policies.