Your W-2 shows RSU vest wages in two state wage boxes — you moved mid-year, worked in two states, or your employer allocated vest income across states. You want to know whether you owe both states, how RSU vest FMV splits, and which returns to file without double-paying.
Start here
What you need before using this
- with all state lines in Boxes 15–20.
- confirmations with dates and .
- Move date or work location log if allocation is unclear.
- Prior-year if comparing state reporting changes.
- Resident state return instructions for credit rules.
State allocation rules follow each state's DOR guidance. This page explains W-2 reporting — not state-specific sourcing law for every scenario.
Why this happens
Employers allocate wages to states where you worked or lived based on payroll setup.
Mid-year move triggers part-year resident rules — before move may source to old state.
Remote work in one state for employer in another splits allocation on .
is included in state wage boxes when employer runs state on .
NYC commuters may see NY and home state lines — vests included in allocation.
Box 1 federal wages may not equal sum of state boxes — different allocation rules per state.
Some employers put full in one state only — may not match your true sourcing.
Two W-2s from two employers each with different states — not same as one two states.
Part-year forms like IT-203 or 540NR may needed — wages flow through same as salary.
State credit for tax paid to another state on Form 1040 state return schedules.
in state A does not mean state B cannot tax — credit reconciles on return.
in December while resident of state A but payroll sourced to state B — reconcile with HR.
Pub. 525 federal wage rules do not dictate state allocation — each state DOR governs.
Keep confirmations to support allocation if employer looks wrong.
-specific pages like moving-states guides complement this document focus.
What to check
- Each Box 16 state wage line and matching Box 17 .
- Sum of state wages vs Box 1 — explain differences with employer if needed.
- vs move date for which state should claim .
- Resident vs nonresident forms required for each state.
- Credit for taxes paid to other states on resident return.
- Part-year resident dates on state returns.
- Remote work days if challenging employer allocation.
- Whether appears in both state lines or one only.
Ignoring the second state on W-2 because federal withholding seemed fine
What to check in your documents
- all state boxes.
- confirmations with dates.
- Move or remote work documentation.
- State return instructions for credit.
- Employer payroll letter if allocation disputed.
Mid-year move with RSU vest in both halves of year
Illustration only, not your tax situation.
Questions people ask
- Why does my W-2 show two states for RSU wages?
- Employer allocated wages including vests to two states — often due to move, multi-state work, or payroll setup.
- Do I pay tax twice on the same RSU vest?
- Generally not on the full amount twice — resident credits and allocation rules reconcile. Both states may require returns.
- RSU vest in Box 16 but not Box 1?
- Unusual — Box 1 should include all . Contact payroll; possible error.
- Which state taxes RSU if I moved on vest day?
- Sourcing rules vary — , residency, and work location all matter. See moving-states guides.
- Remote worker two states on W-2?
- Common when employer withholds for work state and you are resident elsewhere — file both if required with credits.
- W-2c fix two-state RSU allocation?
- If employer corrects state boxes, amend state returns if already filed.
- RSU vs salary same state lines?
- Same Boxes 16–17 — is wages like salary for state reporting.
- Related guides?
- Remote work state taxes, taxes moving states, state-specific guides.
- Which calculator helps?
- move-between-states calculator and state tax comparison for planning.
- When to ask a CPA?
- Conflicting state boxes, large with unclear move date, or NY-NJ-CT tri-state allocation.
When to get help from a tax pro
- state wages do not match where you lived or worked.
- Same appears fully taxed in two states on preliminary returns.
- Employer refuses to correct obvious allocation error on .
- Multi-state vests plus or exercise same year.
Related calculators
- RSU Move Between States Calculator
Rough scenario tool for RSU tax when you change states — not a legal sourcing allocation, but a planning starting point.
- RSU State Tax Comparison Calculator
Run the same RSU vest through different state assumptions to see how location may change estimated tax.
- RSU Tax Calculator
Model federal and state taxes on your RSU vest, compare withholding to estimated tax, and see what you may keep.
Related pages
- Remote Work and RSU State Taxes
Remote work can create multi-state tax questions — your home state, employer state, and vest timing all matter.
- RSU Taxes When Moving States
Moving mid-year can mean more than one state has a claim on part of your compensation — planning beats guessing.
- What Is RSU on W-2?
RSU on W-2 is vest FMV included in Box 1 taxable wages — Box 14 RSU memos are optional employer detail, not a separate IRS RSU box.
- Form W-2c for RSU Wage Corrections
Form W-2c fixes employer-reported RSU vest wages — compare to vest confirmations and amend if you already filed.
- New Jersey RSU Tax Guide
New Jersey taxes compensation income including RSU vests; cross-border work adds filing complexity.
Sources and notes
Primary tax claims on this page are supported by the official and secondary sources below. Broker and software links describe reporting mechanics — confirm rules against IRS or state guidance.
W-2 Boxes 16–17 state wage reporting for RSU vest wages; multi-state filing and credits vary by state DOR rules.
- About Form W-2 — Wage and Tax Statement
Internal Revenue Service · Official
W-2 box descriptions including Box 1 wages, Box 14 employer informational use, and withholding boxes.
- IRS Publication 525 — Taxable and Nontaxable Income
Internal Revenue Service · Official
Covers compensation income from stock-based pay, including restricted property under section 83.
- FTB Publication 1100 — Taxation of Nonresidents and Individuals Who Change Residency
California Franchise Tax Board · Official
Resident vs nonresident treatment, California-source wages, and equity compensation when residency changes.
For learning, not filing
VestingTax.com is not a CPA firm or tax preparer. Grants, employers, and states all differ. Use the cited IRS and state sources above, your own documents, and a qualified tax professional before you make decisions from this guide.
