Aguinaldo Calculator
Calculate your Mexican Christmas bonus, full or prorated, with exempt part and ISR
The law requires at least 15 days; many employers give 30.
Did you work all of 2026?
Estimated net aguinaldo
MX$6,736.89
- Daily salaryMonthly salary ÷ 30
- MX$500.00
- Days worked this year
- 365 / 365
- Gross aguinaldo
- MX$7,500.00
- Exempt part (30 UMA)30 × MX$117.31
- MX$3,519.30
- Taxable part
- MX$3,980.70
- Withheld ISR (estimate)
- − MX$763.11
Art. 87 of Mexico's Federal Labor Law: due before December 20. ISR is estimated with the art. 96 LISR method (2026 monthly tariff); your employer may use the art. 174 method and withhold slightly less.
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Free Online Aguinaldo Calculator
Aguinaldo Calculator is a free online tool that allows you to calculate your mexican christmas bonus, full or prorated, with exempt part and isr. It works directly in your browser, no installation or account creation needed.
Why use Aguinaldo Calculator
- Completely free with no registration
- Works directly in your browser
- Does not store or share your data
- Instant and accurate results
- Compatible with phone, tablet and computer
How to use it in 3 steps
- 1
Enter your salary
Type your gross monthly salary.
- 2
Set the days
Use the aguinaldo days in your contract (at least 15).
- 3
Prorate if needed
Pick 'Started this year' and enter your start date.
Questions about Aguinaldo Calculator
How many aguinaldo days does the law require?
At least 15 days of salary per year worked (art. 87 LFT), prorated if you didn't work the full year.
When is aguinaldo due?
No later than December 20.
Is aguinaldo taxed?
Only the part above 30 UMA ($3,519.30 in 2026).