North Carolina charges 3.99% flat state income tax. Use the rsu tax calculator pre-loaded with North Carolina rates.
Open RSU Tax Calculator →RSU vesting in North Carolina triggers a flat 3.99% state income tax, treated as ordinary income just like your salary. Your employer typically sells shares at vesting to cover the combined federal, state, and FICA withholding, which can consume 35-50% of the vested shares depending on your income level. This calculator shows you exactly how many shares (or dollars) you keep after all North Carolina tax layers are applied.
North Carolina levies a flat 3.99% state income tax on all taxable income regardless of how much you earn. This makes tax planning straightforward: for every additional dollar you earn, 3.99 cents goes to North Carolina. North Carolina does not impose local income taxes, so the 3.99% flat rate is the only state-level income tax you owe.
The table below shows what you actually keep at five salary levels in North Carolina, accounting for federal tax, FICA, and North Carolina's flat 3.99% state tax.
See how North Carolina compares to other South states. Each link takes you to the rsu tax calculator landing page for that state.
For a comprehensive breakdown of North Carolina’s tax structure, salary comparisons, cost-of-living analysis, and more, visit the full North Carolina take-home pay page.