Electronic Income Withholding Orders (e-IWO)
Software Interface Specification for
States and Employers

March 2008

Table of Contents	PDF
e-IWO Software Interface Specification for States and Employers	PDF [1,237 KB]
APPENDIX A - Income Withholding for Support Document	PDF
Agreement to Receive Electronic Income Withholding Orders/Notices For Employers/Companies/Agencies/Payroll Processors or Payroll Agents	PDF
Agreement to Transmit Electronic Income Withholding Orders/Notices For States, Tribes, and Territories	PDF
APPENDIX C - e-IWO Data Flow Diagram	PDF
APPENDIX D - e-IWO Record Layouts (Updated 02/09/09)	PDF
APPENDIX E - e-IWO Record Layout Examples	PDF