In plain terms
How the tax works
Before , are an unfunded promise, you generally have no shares and no taxable income yet.
On the , the shares (or cash equivalent) become yours. That value is treated as compensation, similar to a bonus paid in stock.
Payroll has to report that income and tax. Many plans handle by automatically selling a portion of the shares.
The remaining net shares land in your equity or brokerage account, where you can hold or sell them.
What to check on your end
- The and share price recorded by your equity platform.
- How was handled, , , or cash.
- Net shares delivered after .
- Your pay stub around the for the added wages and tax lines.
- Whether your default settings still match your preference.
Common mistake
Example scenario (hypothetical)
Illustration only, not your tax situation.
When a CPA is worth it
- Your first is large relative to your salary.
- You changed states or worked remotely during the period.
- You are unsure whether your will be enough.
- Your plan settled in cash instead of shares and you are unsure how it was reported.
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.
RSU vest as ordinary wage income on Form W-2 and separate capital-gain treatment on later sale.
- IRS — U.S. taxation of stock-based compensation (RSU vesting and W-2 reporting)
Internal Revenue Service · Official
Describes RSU income at vest, W-2 reporting in boxes 1/3/5, and ordinary income treatment.
- IRS Publication 525 — Taxable and Nontaxable Income
Internal Revenue Service · Official
Covers compensation income from stock-based pay, including restricted property under section 83.
- Equity Compensation — RSU taxation at vest and on sale
Charles Schwab (Workplace Financial Services) · Brokerage explainer
Plain-language explainer: RSU value at vest on W-2, FICA, withholding may not cover full tax, separate capital gains on sale.
Related calculators
Related pages
- RSU Tax Checklist Before a Vesting Date
A short checklist so vest day is not a surprise — confirm withholding settings and whether you need extra cash on hand.
- RSU Tax Checklist After a Vesting Date
Once shares vest, save your statements and confirm wage reporting matches what you expected before filing season.
- RSUs on W-2: What to Look For
Your W-2 should reflect RSU vest income in wages — know which boxes to check before filing.
- How to Read an RSU Vest Confirmation
Vest confirmation FMV is your wage income and future sale basis — save the PDF even when net shares look smaller after withholding.
- RSU Cliff Vest Tax
Cliff vests use the same wage-at-vest rules as any RSU delivery — the shock is size, not tax law. Model FMV and withholding before cliff day.
- Reading Your Pay Stub After an RSU Vest
Vest FMV adds to gross wages on the same pay stub as salary — supplemental withholding and FICA lines spike, but net pay alone does not prove your full-year tax is covered.
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.
