Compensation Plan Design · Glossary

Annual Incentive Plan vs Bonus

An annual incentive plan is formulaic: metrics, weights, and a payout curve are published in advance, and the payout is computed from results. A bonus is typically discretionary: someone decides, after the fact. The distinction is who decides — and it only surfaces in a bad year, which is the only year it matters. A document that claims to be a formula and behaves like a discretion is the worst of both, because employees calibrate to the formula and then discover the discretion.

The confusion

An offer letter says: "eligible for an annual bonus of up to 15%." Another says: "target AIP of 15%." A candidate reads both as the same sentence. They are not remotely the same sentence.

The first is a discretionary payment someone decides on. The second is a formula that will be computed. The difference shows up in a bad year, which is the only year in which it matters.

AIP vs bonus

	Annual Incentive Plan (AIP)	Bonus
Discretionary?	No — formulaic	Usually yes
Metrics published in advance?	Yes — metrics, weights, and payout curve	Often not
Payout determined by	A formula applied to results	A decision, sometimes informed by results
Employee can compute it?	Yes, from published results	No
Has a threshold and maximum?	Yes — typically 70–90% and 110–130% of target performance	Not necessarily
Reliably budgeted?	Yes — accrual moves with the forecast	Poorly — depends on a year-end decision
Typical use	Company-wide, exec-weighted, short-term incentive	Spot awards, signing, retention, holiday, discretionary performance

What this means?

The distinction is who decides. In an AIP, nobody decides — the formula runs. In a bonus, someone decides, and their decision is the plan.

That has a legal edge. A formulaic, communicated incentive that an employee has earned against published criteria is much harder to withhold than a discretionary bonus. Companies that want the motivational benefit of a formula and the flexibility of discretion frequently write a document that claims to be the first and behaves like the second — and that is the worst of both, because employees calibrate to the formula and then discover the discretion.

The same year, two instruments

Two employees, both on 15% of a $110,000 base. Target payout: $16,500 each. The company beats revenue but misses EBITDA, and the year is described internally as "mixed."

	Ravi — on an AIP	Chloe — on a discretionary bonus
What governs	Published curve: revenue 60%, EBITDA 20%, individual 20%	Manager's assessment at year-end
EBITDA below threshold	Contributes 0.0 — mechanically	Considered, informally
Performance factor	0.87, computed	n/a
Payout	$14,355	$10,000 — "it was a tough year"
Can they check it?	Yes	No
Will they trust next year's plan?	Yes	No

Chloe may have been paid fairly. She has no way to know, and neither do you. That is the actual cost of a discretionary bonus: not the payout, but the fact that it teaches employees their comp is unknowable — which removes the only thing an incentive is for.

When a bonus is the right instrument

Discretion is not a dirty word. It is the right tool when:

The outcome cannot be measured cleanly. A one-off contribution that no metric captures. The payment is not an incentive at all. Signing bonuses, retention bonuses, and referral bonuses are transactions, not motivation instruments — nobody works harder for a signing bonus they already received. The amount is small and the administration is not worth it. A $500 spot award does not need a payout curve.

What a bonus should not be is a substitute for a plan you did not want to commit to.

Why this matters for finance teams

Budgeting the two is completely different work. An AIP accrual is computed from the same forecast that drives your P&L, so it moves automatically and self-funds in a bad year. A discretionary bonus pool is a number someone picks, held flat all year, and settled in a December conversation — which means it is either over-accrued or a Q4 surprise, and it is usually both across different cost centres.

Neither is capitalized under ASC 606 — both are period expenses, unlike sales commission on a new contract.

Common mistakes

1. Calling an AIP a "bonus" in the offer letter

You have just described a formulaic entitlement as a discretionary gift. The candidate will discount it, and you have paid for something you did not get credit for.

2. Reserving discretion inside an AIP without saying so

If management can override the formula, the plan is discretionary. Say so, or do not do it.

3. Using a discretionary bonus where a formula was possible

If the outcome is measurable, measure it. Discretion where measurement was available reads as an unwillingness to commit.

How Visdum handles both

Visdum calculates formulaic incentives — AIPs, MBOs, commission, milestone payouts — from actual results, with the metrics, weights, and payout curve configured in the plan rather than reconstructed at year-end. Participants see their performance factor developing through the year, which is what converts an incentive from an announcement into a motivator. Where genuinely discretionary awards exist, they are recorded as discretionary components with an approval workflow and an audit trail — so the boundary between "the formula produced this" and "someone decided this" is visible on the statement, rather than blurred into a single number the employee cannot interrogate.

Take a self-guided product tour →, or read the guide to annual incentive plans.

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Frequently asked questions

What is the difference between an annual incentive plan and a bonus?

An AIP is formulaic and non-discretionary: metrics, weights, and a payout curve are published in advance, and the payout is computed from actual results. A bonus is typically discretionary — someone decides the amount after the fact, sometimes informed by results and sometimes not. The distinction is simply who decides.

Is an AIP guaranteed?

Not guaranteed, but it is determined. If performance hits the published targets, the formula produces a payout — the employer is not choosing whether to pay. That is different from a discretionary bonus, where no result obliges any payment. It is also why AIP payouts are far harder to withhold than a bonus in a difficult year.

Can an employee calculate their own AIP payout?

Yes, and that is the test of whether it is really an AIP. Base salary × target incentive % × performance factor, with the factor derived from published metrics, weights, and the payout curve. If an employee cannot independently compute their own number from published results, the plan is discretionary in effect regardless of what the document calls it.

When should a company use a bonus instead of an AIP?

When the outcome genuinely cannot be measured cleanly, when the payment is a transaction rather than an incentive (signing, retention, and referral bonuses motivate nothing after the fact), or when the amount is small enough that a payout curve is not worth the administration. What a bonus should not be is a substitute for a formula you did not want to commit to.

Why does calling an AIP a 'bonus' cost the company money?

Because a candidate discounts a discretionary bonus and takes a formulaic incentive at close to face value. Describing a formulaic entitlement as a bonus in an offer letter means paying for something and not getting credit for it — a self-inflicted wound in a competitive hiring market.

How do AIPs and bonuses differ for budgeting?

An AIP accrual is computed from the same forecast that drives the P&L, so it moves automatically and self-funds in a bad year. A discretionary bonus pool is a number someone picks, held flat, and settled in a December conversation — which means it is typically over-accrued in some cost centres and a Q4 surprise in others.