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New York · moving out

Leaving New York: how to cleanly break residency before a liquidity event

New York residency audits are real, especially in the year of a large equity sale. Domicile factors, workday sourcing for trailing grants, and the minimum-stay counter-claim from your destination state.

What New York residents actually pay

New York taxes ordinary income at a top marginal rate of 10.9%. RSU settlement value, NSO exercise spread, and ESPP discount income all count as ordinary wages for this purpose and flow through the state's normal brackets.

NYC residents pay an additional ~3.9% city tax. Trailing nexus rules aggressively tax post-move equity.

Establishing the break

Leaving New York cleanly for tax purposes means proving you changed domicile, not just changed address. Domicile audits look at: where you vote, where you hold your driver's license, where your doctors and dentist are, where your family lives, where you spend holidays, whether you sold (or stopped using) your New York residence. New York runs structured 183-day counts and will pull EZ-Pass records.

Trailing-grant rules

Even after a clean break, most high-tax states claim a workday-sourced share of equity that vested after you moved but was earned while you were a resident. Plan the move timing around known vesting and exercise events; moving in January before a year of vesting is cleaner than moving in June mid-vest.

Records to keep

Three years of records, minimum. Calendar (for day-count defense), payroll history (showing work location each pay period), real estate transactions, travel receipts, medical and professional records. If audited, the burden is on you to prove the new residency.

Frequently asked

Does New York tax RSU income the same as wages?
Yes. New York treats RSU ordinary income as wages, taxable at the state's top marginal rate of 10.9%. Supplemental-wage federal withholding (22%, or 37% above $1M YTD) does not adjust for state withholding, so you often owe extra at filing.
What happens if I exercise ISOs while living in New York?
New York does not run a separate state AMT, so only federal AMT applies. You still need to model the bargain element carefully if you plan a cashless exercise-and-sell.
I moved to New York from another state. Who taxes my vesting RSUs?
Most high-tax states (CA, NY, MA) source RSU ordinary income to workdays between grant and vest. If your grant pre-dates your New York move, expect the old state to tax the portion of each tranche attributable to workdays earned there. New York taxes the remainder.
Can I reduce New York taxes by timing my RSU sales?
New York taxes long-term capital gains at the same rate as ordinary income, so timing alone does not produce a state savings — only federal. Holding for 12 months still halves the federal rate on gains above basis.

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