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Washingtonworking inMississippi
Standard — file nonresident return if onsite
Mississippi
Work State Tax Rate
Flat 4.4% (2025), 4.0% (2026)
Withholding Starts
Day 1
Law Last Updated
Jan 1, 2026
Employee Obligations (Which Returns YOU Must File)
Since Washington has no income tax, you won't face double taxation. However, if you physically work in Mississippi, you may owe Mississippi income tax (Flat 4.4% (2025), 4.0% (2026)) and need to file a nonresident Mississippi return.
Employer Obligations (What Your Employer Must Withhold & Remit)
Register for withholding and unemployment from day 1. Unemployment applies to the first $14,000 of wages.
Related guides
More from Washington · Cross-State Work
- Washington → New Mexico
- Washington → Nevada
- Washington → New York
- Washington → Ohio
- Washington → Oklahoma
Moving to Mississippi from elsewhere · Cross-State Work
Employee/Individual Tax Source: https://www.dor.ms.gov/individual/individual-income-tax-frequently-asked-questions
Employer/Withholding Source: https://www.dor.ms.gov/business/withholding-tax
Row last reviewed: Apr 17, 2026
This is general information, not tax or legal advice. Laws change frequently. Always consult a licensed CPA or tax attorney for your specific situation. All information researched as of March 21, 2026.