You can submit completed W-4 or W-9 forms. Beginning October 1, 2021, Florida businesses will be required to report new hire information for independent contractors to the Florida Child Support Program.The IWO is the OMBapproved form (PDF) used for income withholding in tribal, intrastate, and interstate cases as well as all child support orders. Form Number. 12.996. If mailing in your payment, make sure you write your full name clearly and include the complete court case number or child support case number. Complete a separate Child's Information form for each child listed. This video shows you how to complete the Florida Child Support Program form titled Financial Affidavit Administrative Support Proceeding. How can I find out the status of my case? The best way to obtain information about your case is online through Child Support eServices. Please fill in the forms and mail them with copies of any documents to the address below.