Worked example · updated 2026-08-01
Taking a part-time week while claiming in Illinois
Part-time work does not automatically end a claim, and it rarely costs a dollar of benefit per dollar earned. What one reduced-hours week does to an Illinois claim, where the earnings cutoff sits, and why the week can be worth more than either piece alone.
Illustrative worked example. The household is hypothetical; every figure is computed by the same verified engines and rule packs the calculators use.
The situation
A hypothetical claimant in Illinois with base-period quarters of $15,000, $15,000, $12,000 and $12,000 picks up a part-time week — roughly twenty hours of work — while claiming, and reports the gross earnings when certifying for that week. No dependants are claimed, so the base weekly benefit applies.
What goes in
- Base-period quarters
- $15,000 / $15,000 / $12,000 / $12,000
- Earnings in the claimed week
- $400
What comes out
Benefit payable for the week
$414.00
- Weekly benefit amount
- $543
- Gross earnings that week
- $400
- Earnings disregarded
- $271.50
- Benefit reduction
- $129.00
- Earnings cutoffnothing payable at or above
- $543.00
- Week’s total — benefit plus pay
- $814.00
Verified 2026-07-31 against IDES Table of Weekly Benefit Amounts, BEN 548 (11/2025), benefit years beginning on or after 1/1/2026 (effective 2026-01-01)
The weekly benefit comes first
Illinois computes the weekly benefit as a statutory percentage of the claimant's prior average weekly wage — the two highest base-period quarters divided out — then rounds up and clamps it to the maximum published for benefit years beginning this year. That figure is the starting point for any week, whether or not there are earnings in it.
Every state disregards some earnings, but by different rules
Illinois ignores a fixed fraction of the weekly benefit and only reduces the payment by earnings above that line, which is why a modest week costs far less than it appears to. Other states use a flat dollar amount, or a share of gross earnings instead. Where a state's rule is not expressible as a formula at all — New York's turns on days worked, not dollars — the pack carries the agency's own wording and the calculator declines to compute rather than approximate.
Earnings must be reported for the week they were earned
States require gross earnings to be reported for the week the work was performed, not the week payment arrives. Unreported earnings are the single most common cause of overpayment notices, and the resulting penalties can exceed the earnings themselves.
A reduced week can extend the claim
Many states track a total dollar entitlement rather than a fixed number of weeks. A week that pays a reduced benefit draws that balance down more slowly, so accepting part-time work can extend how long benefits last rather than shortening the claim. Combined with the disregard, that is why a part-time week usually leaves a household ahead.
What this example is good for
The question is rarely whether to work part-time, but how the state's disregard rule handles the specific week. The cutoff below is the number worth knowing before accepting hours: under it the benefit is reduced but not lost, at or above it the week pays nothing — and in Illinois that line sits well above what a short shift pays.
Run this with your own numbers — Partial Benefits
Working reduced hours? Each state disregards part of what you earn in a week before reducing your benefit. Enter your weekly benefit amount and the week’s gross earnings to estimate what stays payable, plus the earnings level at which the benefit stops for that week entirely.
Calculators behind this example
Partial Benefits
Working reduced hours? Each state disregards part of what you earn in a week before reducing your benefit. Enter your weekly benefit amount and the week’s gross earnings to estimate what stays payable, plus the earnings level at which the benefit stops for that week entirely.
Unemployment
Estimate your weekly unemployment benefit in any verified state. Enter your base-period quarterly wages and the calculator applies that state’s own published formula, minimum and maximum, dependents allowance, and duration — showing every step of the math and linking the agency source it came from.
Estimate only — not legal, tax, or financial advice. Only DOL-ETA can determine your actual amounts.
Official source: U.S. Department of Labor — state unemployment insurance offices ↗
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