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Washingtonworking inLouisiana
Standard — file nonresident return if onsite
Louisiana
Work State Tax Rate
Flat 3.0%
Withholding Starts
After 30 days (effective January 1, 2026)
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 Louisiana, you may owe Louisiana income tax (Flat 3.0%) and need to file a nonresident Louisiana return.
Employer Obligations (What Your Employer Must Withhold & Remit)
Register for withholding and unemployment. Unemployment applies to the first $7,700 of wages.
City & Local Income Taxes (Extra Filings Beyond the State Return)
None for nonresidents.
Related guides
More from Washington · Cross-State Work
- Washington → New Mexico
- Washington → Nevada
- Washington → New York
- Washington → Ohio
- Washington → Oklahoma
Moving to Louisiana from elsewhere · Cross-State Work
Employee/Individual Tax Source: https://revenue.louisiana.gov/
Employer/Withholding Source: https://revenue.louisiana.gov/businesses/tax-types/withholding/
Row last reviewed: May 8, 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.