About Us Site Index Contact Us Home  > Employer Services  >  Downloadable Forms Downloadable Forms   You may download, print, and complete the following forms. Once you have completed a form you will need to mail it to: Mississippi Department of Employment Security Tax Department P.O. Box 22781 Jackson, MS  39225-2781 (Note: In order to view the forms, you will need Adobe Acrobat Reader, which can be downloaded for free from this site.)             UI-1 Status Report  (Business Registration form)           UI-2/3 R and Instructions-Reporting Quarterly Wages                UI-2/3 and Instructions-Reporting Quarterly Wages           (For reporting period prior to 2011)           UI-3b Employer’s Quarterly Adjustment Report          ECR- Employer Change Request          940-C – Request for Wage Certification           Refund Request Form          New Hire Card            J-9 Reporting Agent Authorization          There are service centers that offer programs and resources geared toward your job seeking and claim needs.   Find a WIN Job Center   New Hire Reporting   Required Job Posters   Employment Issues   Find Tax Field Reps   Rehiring Veterans   MDES Law and Regulations   Why should I report new hires?   When will I be liable to pay UI taxes?   What is the tax rate for a new employer?   What are the report and payment due dates?   How can I file online?   What is MLPP?   All FAQs   Mississippi.gov   USDOL   Privacy & Security Disclaimer | Accessibility Policy | Internal Security The Mississippi Department of Employment Security is an equal opportunity employer. Auxiliary aids and services are available upon request to individuals with disabilities.