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Moved from New York to Louisiana Mid-Year: Which State Tax Returns Do You File?

Two part-year returnsBoth states claim the income

Answer

Two returns, split at the move date. New York and Louisiana both tax residents, so each takes the portion of the year you were one. This is a residency question rather than a sourcing question — reciprocity agreements and convenience rules have nothing to do with it.

Last verified

Part-year returns are designed so that neither state taxes the whole year. The risk is not double taxation by default; it is misassigning income received near the move date, and losing the proration on deductions and credits.

What you file

  1. 1Part-year return · New YorkForm IT-203

    File a New York part-year return covering the months you lived in New York. A part-year resident of New York reports the income received while a New York resident, plus any New York-source income received during the rest of the year, and prorates the deductions and credits to the residency period.

  2. 2Part-year return · LouisianaForm IT-540B

    File a Louisiana part-year return covering the months you lived in Louisiana. A part-year resident of Louisiana reports the income received while a Louisiana resident, plus any Louisiana-source income received during the rest of the year, and prorates the deductions and credits to the residency period.

The two states, side by side

 New YorkLouisiana
Taxes wagesYes — graduatedYes — flat
Reciprocity partnersNoneNone
Convenience ruleYes — general ruleNo
Nonresident returnForm IT-203Form IT-540B
Part-year returnForm IT-203Form IT-540B
Credit for other-state taxForm IT-112-RSchedule G (Form IT-540)
Nonresident safe harbourNone publishedNone published
Local income taxYesNo
Revenue departmentNew York State Department of Taxation and FinanceLouisiana Department of Revenue
Last verified

The other direction

Reversing the commute does not always reverse the answer. Living in Louisiana and working in New York gives:Two part-year returns.

Louisiana to New York →

Same two states, different situation

The withholding answer turns on how you are paid and where the work happens, not only on which two states are involved.

Other New York pairs

Questions people actually ask

I moved from New York to Louisiana mid-year. Do I have to file in both states?

Two returns, split at the move date. New York and Louisiana both tax residents, so each takes the portion of the year you were one. This is a residency question rather than a sourcing question — reciprocity agreements and convenience rules have nothing to do with it.

How do I split my income between New York and Louisiana?

By when you received it, measured against the date your domicile actually changed. Income received while you were a New York resident belongs on the New York return and income received afterwards on the Louisiana return, with each state prorating your deductions, exemptions and credits to its own part of the year. Keep evidence of the move date — a lease, a closing statement, a licence issue date.

How current is this?

The New York and Louisiana rules on this page were last checked against New York State Department of Taxation and Finance and Louisiana Department of Revenue on 2026-08-07. We re-check the full grid every December after state legislative sessions close, and re-check the convenience-of-the-employer states quarterly because that is where the rules move fastest.

Sources

Every fact above comes from the revenue department that publishes the rule. We do not cite secondary summaries, and we do not restate a figure we could not find at source.