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Winthrop & Co.
Market Insights
GuideFiled September 9, 20268 min read

How Forgivable Loans Are Taxed, Year by Year

A forgivable loan is not income when it lands in your account. It becomes income one slice at a time, as each year's forgiveness vests, and each slice is taxed as wages at your top rate. Here is the year-by-year picture: what the W-2 shows, why withholding usually falls short, what a state move does mid-schedule, and what a $9 million headline actually nets.

Filed by Robert Noe

GuideHow Forgivable Loans Are Taxed: The Year-by-Year Math for Advisors

The short answer: a forgivable loan is taxed in slices, not all at once. Nothing is owed when the money arrives, because at that moment it is a loan. Tax attaches each year as a portion is forgiven, and that portion is reported as W-2 wages, stacked on top of your grid pay and taxed at your top marginal rate. Withholding on it usually falls short, a state move mid-schedule changes every remaining year's bill, and in a high-tax jurisdiction a $9 million headline nets somewhere around $4.5 to $5 million. The number in the recruiter's deck is the debt. The number in this piece is the money.

Most advisors understand that forgiveness is taxable. Far fewer have worked through what that means across nine consecutive Aprils. This is the year-by-year view, with the parts that surprise people marked.

For the mechanics of the note itself, the schedule, the clawback triggers, and the carve-outs, start with how forgivable loans actually work. This piece assumes that structure and follows the money through the tax years.

Year zero: why the disbursement is not income

The loan arrives in one payment, often the largest single deposit of an advisor's career, and it is not taxable in the year it lands. The reason is that the IRS treats it as a bona fide loan: you have signed a promissory note, you are obligated to repay it if the forgiveness conditions are not met, and a real obligation to repay is what separates a loan from compensation. The firm does not report the disbursement as wages, and nothing appears on that year's W-2 for it.

This is the one year in which the headline and the tax bill agree. It is also the year in which advisors most often make plans for the full amount as if it were theirs. It is not yet. It is a balance owed, and it becomes yours only as it is forgiven.

Years one through nine: the slice that vests is the slice that is taxed

Each year, on the forgiveness date the note specifies, a portion of the principal is forgiven. That portion is compensation in that year. The firm reports it as wages, it appears in Box 1 of your W-2 alongside grid pay, and it is taxed as ordinary income.

Three features of that taxation decide the size of the bill.

It stacks on top of everything else. The forgiven tranche is not taxed in isolation. It sits on top of the grid compensation you earned that year, so it is taxed as the last dollars earned rather than the first. For a producing advisor already in the top federal bracket on grid pay, every forgiven dollar is taxed at the top rate from the first dollar.

Medicare tax applies to all of it. Social Security tax stops at the annual wage base, which most producing advisors exceed on grid pay alone, so the forgiven amount typically escapes it. Medicare tax does not stop, and the additional Medicare tax applies above the threshold. On a $1 million tranche that is a real line.

State and local tax follow the work location. The forgiven amount is taxed by the state where you are employed when it vests. In a high-tax state, that adds a high-single-digit or double-digit percentage. In a state with no income tax, it adds nothing. The difference over a nine-year schedule can run to seven figures, which is why the state question deserves its own section below.

Put together, an advisor in a high-tax jurisdiction commonly faces an effective rate of 45% to 50% on each forgiven dollar. A $1 million annual slice nets roughly $500,000 to $550,000. Over a nine-year, $9 million schedule, that is approximately $4.5 to $5 million of after-tax value against a $9 million headline. The headline is accurate as a description of the debt. It is not a description of what you keep.

The April surprise: why withholding falls short

The single most common tax complaint about forgivable loans has nothing to do with the rate. It is that the firm withheld, the advisor assumed the withholding covered it, and the return in April showed a balance due.

The cause is mechanical. Forgiveness is generally treated as a supplemental wage payment, and the federal rules set flat withholding rates for supplemental wages rather than using the advisor's actual marginal rate. Those flat rates can sit below the rate the income actually faces once it is stacked on grid pay. State withholding on supplemental wages can fall short the same way. The result is that withholding is real but incomplete, and the difference is due with the return, sometimes with an underpayment penalty if estimated payments were not made during the year.

The fix is simple and rarely done: treat each forgiveness date as a taxable event that needs its own estimate, and either make quarterly estimated payments to cover the gap or adjust withholding on grid pay to absorb it. An advisor who does this in year one never meets the April surprise. An advisor who does not meets it nine times.

The mid-schedule state move

Because forgiveness is taxed where you work when it vests, a relocation partway through a note changes the after-tax value of every remaining year.

Take an advisor who signs a nine-year note while working in a high-tax state and moves to a no-income-tax state after year three. The first three tranches were taxed in the high-tax state. The remaining six, if the move is genuine and the residency rules are met, generally carry no state income tax. On a $1 million annual tranche, that is a high-single-digit or larger percentage of $6 million retained rather than paid. The reverse move, from a no-tax state into a high-tax one, has the same magnitude in the other direction.

Two cautions. State residency is a matter of fact and sometimes of dispute, and high-tax states in particular examine departures closely; the move has to be real. And the note's jurisdiction clause, which governs where a collection dispute would be heard, is a separate question from where the income is taxed. The two are often confused. How forgivable loans actually work covers the jurisdiction clause; this section is about the tax, and a relocation during a forgiveness schedule is worth a conversation with a tax advisor before the move rather than after.

Loan versus bonus: the same money, taxed differently

Some destination firms offer a choice between a forgivable loan and a cash signing bonus, and the tax treatment is the clearest difference between them.

A cash bonus is wages in the year paid. The full amount lands in one tax year, which pushes a large share of it into the top bracket immediately and, in a high-tax state, produces the largest single-year tax bill of the advisor's career. What the advisor gets in exchange is ownership: the bonus is not a debt, there is no note, and there is nothing to repay on departure.

A forgivable loan spreads the same amount across the forgiveness schedule. Each year's slice is smaller, so the income is taxed more evenly and the total tax over the period can be lower. What the advisor gives up is ownership until each slice vests: the money is a debt, and leaving before it is forgiven accelerates the balance.

Neither structure is automatically better. The comparison depends on the schedule, the advisor's other income, the state, and the honest probability of staying the full term. It is one of the components that make two deals with the same headline produce different ten-year proceeds, which is the subject of what a transition deal is worth in 2026.

What to model before you sign

The recruiting conversation is conducted in headline percentages. The tax conversation should be conducted in after-tax dollars per year, and it takes an afternoon.

For each year of the proposed schedule, write down the forgiven amount, your expected grid compensation, the combined federal and state marginal rate that year, the Medicare tax, and the withholding the firm will actually apply. The result is a nine-line table showing what lands in your account each year and what you will owe in April. Run it a second time under any state move you are considering.

That table, set next to the deferred compensation you would forfeit by leaving your current firm, is the real economics of the move. We set out the deferral side in what happens to deferred compensation when you leave, and the two together can be run against your own numbers in the transition calculator. If a real offer is on the table, we will read it against the market, including the after-tax picture, at no cost.

Nothing here is tax advice for your situation, and the rates and thresholds move every year. The structure does not: forgiveness is wages, wages are taxed where and when they vest, and the headline is the debt rather than the money.

Sources (4)

Frequently asked

Is a forgivable loan taxable when I receive it?
No. At disbursement it is a genuine loan, because you have signed a promissory note and are obligated to repay it if the forgiveness conditions are not met. No income is recognized in the year the money arrives. Tax attaches later, as each portion of the principal is forgiven, and the forgiven amount is reported as wages in that year.
How does forgiven loan principal show up on my taxes?
As ordinary W-2 wages in the year of forgiveness. The firm reports the forgiven amount as compensation, withholds on it, and it appears in Box 1 alongside your grid pay. It is subject to federal income tax, state and local income tax where applicable, and Medicare tax on the full amount. Social Security tax applies only up to the annual wage base, which most producing advisors exceed on grid pay alone.
Why did I owe money in April on my forgivable loan?
Because supplemental wage withholding rarely matches the rate the income actually faces. Forgiveness is typically withheld as a supplemental payment at the flat rates the federal rules set, and those rates are often below the marginal rate a high earner pays once the forgiven amount stacks on top of grid compensation. State withholding can fall short the same way. The difference is due with the return, sometimes with an underpayment penalty if estimated payments were not made.
What happens to the tax on a forgivable loan if I move states?
Forgiveness is taxed where you are employed when it vests, not where you were when you signed. An advisor who signs a nine-year note in a high-tax state and relocates to a no-income-tax state in year four owes state tax on the first three years' forgiveness and, generally, none on the remaining six. The reverse is also true. State residency rules are specific and sometimes contested, so a relocation during a forgiveness schedule is worth a conversation with a tax advisor before the move, not after.
Are the taxes different if the deal is a cash bonus instead of a loan?
Materially. A cash signing bonus is wages in the year paid, so the whole amount is taxed at once, typically pushing a large share into the top bracket in a single year. A forgivable loan spreads the same amount across the forgiveness schedule, so each year's slice is smaller and the total tax can be lower. The trade is that the bonus is yours outright while the loan is a debt until forgiven. Neither is automatically better; the comparison depends on the schedule, your other income, and how likely you are to stay the full term.
What does a $9 million forgivable loan actually net after tax?
Roughly $4.5 to $5 million over the forgiveness period in a high-tax jurisdiction. At a 37% top federal rate, a state rate in the high single digits or above, and Medicare tax on the full amount, the effective rate on each forgiven dollar commonly lands between 45% and 50%. A $1 million annual tranche therefore nets about $500,000 to $550,000. The headline figure describes the debt. The net figure describes the money.

Filed

September 9, 2026

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