Morgan Stanley Is Bringing 3,800 Jobs to Dallas. A Bonus Paid After Retirement Can Land on a W-2 Without Cutting Social Security

A retiree collects his last bonus from a decades-long career and watches it land on his W-2 alongside new part-time wages, setting up a Social Security withholding nightmare that a little-known IRS and SSA rule might erase entirely.

Published October 8, 2026, 2:00pm ET · 3 min read

The Full Benefits Desk desk. Editor: Gerelyn Terzo.

A smiling Black elderly couple sits at a wooden table, reviewing papers. The man, on the left, wears a blue shirt and holds a pen, looking at the documents with the woman. The woman, on the right, wears a colorful patterned shirt and holds the documents. On the table are a pair of brown glasses and a smartphone. The background shows a modern home interior with large windows and greenery.
A smiling couple reviews financial documents, emblematic of the thoughtful planning required to navigate Social Security tax implications and optimize retirement income. Their diligent approach highlights the importance of understanding Roth IRA conversions for tax-efficient withdrawals. © Monkey Business Images / Shutterstock.com

Morgan Stanley (NYSE:MS | MS Price Prediction) plans to bring 3,800 jobs to a new hub in Dallas’ Uptown area, backed by about $1.3 billion in investment. Those employees will join a pay system built on salary, bonuses and deferred awards. The filings describe deferred cash-based compensation whose value and vesting can extend beyond the year it is awarded.

Picture a hypothetical 64-year-old employee at the end of a long career there. He retired last December and started collecting Social Security. The next spring, the firm pays him a $40,000 bonus for work he finished before he left. That bonus shows up on his W-2, alongside wages from a part-time job he took after retiring.

Retirees often lose sleep over a final payout from an old employer triggering Social Security withholding. A little-known rule works in their favor.

Why Social Security Can Set Aside $40,000 on Your W-2

He is under full retirement age (FRA) for the whole year, so the retirement earnings test applies. In 2026, Social Security deducts $1 for every $2 you earn above $24,480.

Some money you receive after retiring, for work you did before, counts as a special wage payment. Social Security’s list includes post-retirement bonuses earned before the worker started receiving benefits. It also includes deferred compensation reported on a W-2 in one year but earned in an earlier year.

Item Amount
Part-time wages after retirement $20,000
Prior-year bonus paid after retirement $40,000
Total compensation for the year $60,000
Wages counted if the bonus qualifies $20,000

If the bonus qualifies, only his part-time pay counts toward the test, leaving him $4,480 under the limit. Social Security deducts nothing. If all $60,000 counted instead, withholding would be $17,760.

When He Did the Work Outweighs When Payroll Paid It

Social Security’s test depends on whether the compensation was for work performed before retirement. The payroll date is just one piece of the evidence.

  • Bonus earned before retirement and paid afterward: potentially a special payment.
  • Bonus earned for work done after retirement: ordinary current-year earnings.

Deferred awards follow the same logic. A deferred cash award vesting after retirement qualifies only if it traces to earlier work and meets the agency’s special-payment rules. Pushing this year’s salary into next year won’t work. The work must be finished first. (Slowly winding down a career comes with its own set of tax landmines, and we walked through the four biggest ones in a free semi-retirement guide: here.)

Social Security May Ask for Proof From His Employer

Social Security may not know automatically that reported wages are actually special payments. Employers can document qualifying pay on Form SSA-131, the Employer Report of Special Wage Payments. If that paperwork is missing, Social Security may initially treat the bonus as current-year earnings and reduce benefits until the payment is documented correctly.

Taxes Still Reach Every Dollar of the Bonus

Special-payment status keeps the bonus out of the earnings test, but it is still taxable wage income that raises his adjusted gross income (AGI).

Single filers see up to 50% of benefits become taxable once combined income passes $25,000. Above $34,000, up to 85% can be taxed. His $60,000 of wage income puts him above both thresholds. So the bonus does not count toward the earnings test, yet it can still raise the share of his Social Security that gets taxed.

Paperwork Worth Pulling Before the Bonus Lands

  1. Bonus period: Which year’s work produced the payment?
  2. Retirement date: Confirm the work that earned the payment was completed before he retired.
  3. Deferred award terms: Get plan documents showing which service period each vesting payment covers.
  4. Current-year wages: Keep part-time earnings separate. Those dollars get measured against the $24,480 limit.
  5. Form SSA-131: Ask the employer to complete it and keep a copy for Social Security if questions come up.

A W-2’s date won’t always inform Social Security when money was earned. Showing that your work ended before a bonus comes can keep a large check from counting as current-year earnings. Call Social Security with your documents before any withholding starts.

Contact [email protected] for any questions or corrections.

Gerelyn Terzo

Gerelyn Terzo is the author of dividend investing handbook "Dividend Investing Strategies: How to Have Your Cake & Eat It Too." A veteran financial journalist, she covers agri-finance for outlets like Global AgInvesting and the broader stock market and personal finance for 24/7 Wall Street. She began at CNBC and later helped launch Fox Business in New York. Gerelyn currently resides in Woodland Park, Colorado and dabbles in nature photography as a hobby.

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