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Stimulus Payment Calculator (Third Eip / Recovery Rebate Credit)

Estimate your Third Economic Impact Payment (EIP3) using the IRS phase-out formula based on AGI, filing status, and number of qualifying dependents.

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Inputs

Tax Filing Status

Adjusted Gross Income (AGI)

Number of Qualifying Dependents

Estimated Stimulus Payment

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How the Third EIP Stimulus Payment Calculator Works

The American Rescue Plan Act of 2021 authorized the third Economic Impact Payment (EIP3), distributing up to $1,400 per eligible individual — including qualifying dependents. Taxpayers who did not receive the full amount may claim the Recovery Rebate Credit on Form 1040, Line 30, reducing any tax owed or generating a refund. This stimulus payment calculator applies the official IRS phase-out formula to estimate an individual's precise payment based on filing status, Adjusted Gross Income, and number of dependents. The calculation accounts for the fact that different filing statuses have different income thresholds, and that the phase-out occurs gradually across a defined income range rather than abruptly.

The Stimulus Payment Formula

The calculation proceeds in two stages. First, the full benefit amount B is determined: B = 1,400 × (1 + s + d), where s equals 1 for married filing jointly (incorporating the spouse's $1,400 entitlement) and 0 for all other statuses, and d is the number of qualifying dependents. Second, a phase-out reduction is applied: P = max(0, B × (1 − max(0, AGI − T_start) / (T_end − T_start))). This formula linearly reduces the payment from the full benefit B down to zero as AGI climbs from the lower threshold to the upper threshold. Any AGI at or above T_end yields a $0 payment. The phase-out is calculated on a dollar-for-dollar basis: for every dollar of AGI above the starting threshold, the payment is reduced by an amount proportional to the phase-out range.

Phase-Out Thresholds by Filing Status

Single / Married Filing Separately: Full payment at AGI ≤ $75,000; phases out completely at $80,000.
Head of Household: Full payment at AGI ≤ $112,500; phases out completely at $120,000.
Married Filing Jointly / Qualifying Widow(er): Full payment at AGI ≤ $150,000; phases out completely at $160,000.

These thresholds reflect Congressional intent to provide the full stimulus benefit to lower- and middle-income households while reducing payments for higher-income earners. The ranges — spanning $5,000 to $10,000 depending on filing status — ensure that the phase-out occurs gradually for most taxpayers in the affected income bracket.

Variables Explained

Tax Filing Status: The IRS filing category from the most recently filed return (2019 or 2020). Filing status determines which phase-out thresholds apply and whether a spouse's $1,400 is included in the base benefit.
Adjusted Gross Income (AGI): Found on Form 1040, Line 11. For EIP3 advance payments, the IRS used the most recently processed return. A lower AGI produces a larger or full payment. For the Recovery Rebate Credit, 2021 AGI is used. AGI includes wages, salaries, interest, dividends, capital gains, and certain business and investment income, minus specific deductions.
Qualifying Dependents: Unlike the first two rounds, EIP3 extended eligibility to all dependents — including adult college students and elderly relatives claimed on a return. Each qualifying dependent adds $1,400 to the household's base benefit B. To qualify, dependents must have a valid Social Security Number and be properly claimed on the taxpayer's return.

Worked Calculation Examples

Example 1: Single Filer, No Dependents, AGI $60,000

B = 1,400 × (1 + 0 + 0) = $1,400. AGI of $60,000 falls below the $75,000 lower threshold, so no reduction applies. Estimated Payment: $1,400.

Example 2: Married Filing Jointly, 2 Dependents, AGI $155,000

B = 1,400 × (1 + 1 + 2) = $5,600. Phase-out ratio: (155,000 − 150,000) / (160,000 − 150,000) = 0.50. P = 5,600 × (1 − 0.50) = $2,800.

Example 3: Head of Household, 1 Dependent, AGI $119,000

B = 1,400 × (1 + 0 + 1) = $2,800. Phase-out ratio: (119,000 − 112,500) / (120,000 − 112,500) = 6,500 / 7,500 ≈ 0.867. P = 2,800 × (1 − 0.867) ≈ $373.

Recovery Rebate Credit Adjustment

For taxpayers claiming the Recovery Rebate Credit on their 2021 return, the payment amount calculated by this tool represents the maximum allowable credit. The actual credit claimed must be reduced by any advance EIP3 payment already received. The net credit is then applied first against any 2021 income tax liability; any remaining balance is refunded to the taxpayer.

Methodology and Authoritative Sources

The thresholds, base amounts, and phase-out formula used in this calculator reflect official guidance from the Internal Revenue Service — Economic Impact Payments and the IRS Taxpayer Advocate Service Recovery Rebate Credit guidance (April 2021). Distribution mechanics and eligibility rules are additionally documented by the Consumer Financial Protection Bureau COVID-19 Stimulus Guide. Taxpayers who did not receive EIP3 should consult the 2021 Form 1040 instructions for completing the Recovery Rebate Credit worksheet on Line 30.

Reference

Frequently asked questions

What is the maximum Third EIP stimulus payment for a family of four?

A married couple filing jointly with two qualifying dependents can receive a maximum of $5,600 — calculated as $1,400 multiplied by four eligible individuals (two adults plus two dependents). The full amount is available only when the household Adjusted Gross Income does not exceed $150,000 and both adults and all dependents meet IRS eligibility requirements.

At what income level does the Third EIP stimulus payment phase out completely?

The Third EIP phases out completely at $80,000 AGI for single filers and married filing separately, at $120,000 for heads of household, and at $160,000 for married filing jointly or qualifying widow(er). Between the lower and upper thresholds the payment reduces proportionally. Any AGI at or above the upper cutoff results in a $0 payment regardless of dependents.

Do adult dependents qualify for the additional $1,400 under the Third EIP?

Yes. The American Rescue Plan Act of 2021 expanded Third EIP eligibility to all dependents, including adult college students and elderly parents claimed on a return. This was a significant change from the first two rounds, which excluded adult dependents. Each qualifying dependent — regardless of age — adds $1,400 to the household base benefit amount used in the payment formula.

How do I claim the Recovery Rebate Credit if I never received my Third EIP payment?

Taxpayers who did not receive the full Third EIP can claim the Recovery Rebate Credit on their 2021 federal return, Form 1040, Line 30. The credit is calculated using 2021 AGI and is reduced by any advance EIP3 amount already received. The IRS applies the credit against any tax owed or issues a refund for the remaining balance. The standard filing deadline for the 2021 tax year was April 18, 2022.

Which tax year's AGI does the IRS use to determine Third EIP eligibility?

For the initial advance payments distributed in spring 2021, the IRS used the most recently processed return — either 2019 or 2020. Taxpayers whose 2020 return was processed before the payment issued had that AGI applied. When claiming the Recovery Rebate Credit on the 2021 tax return, however, the IRS recalculates eligibility using 2021 AGI, which may result in a larger or smaller credit than the advance amount received.

Can this stimulus payment calculator replace official IRS guidance or a tax professional?

This stimulus payment calculator provides a reliable estimate based on the official IRS EIP3 phase-out formula, but it does not account for every individual tax circumstance. The precise Recovery Rebate Credit depends on the exact 2021 AGI, any advance EIP3 amounts already paid, specific dependent eligibility determinations, and amended return scenarios. For a definitive figure, complete IRS Form 1040, Line 30 using the official Recovery Rebate Credit worksheet in the 2021 instructions or consult a qualified tax professional.