2026 HSA: $4,400 self-only or $8,750 family (Pub. 969).
Enter coverage and YTD.
The 0.9% Additional Medicare Tax on wages above your filing-status threshold: $250,000 joint, $125,000 married filing separately, $200,000 any other case.
Calculate Costa Rica aguinaldo with monthly salary, months worked, and additional earnings.
Calculate your aguinaldo (Christmas bonus) under El Salvador labor law
IRS Publication 969: 2026 HSA $4,400 self-only, $8,750 family. Catch-up 55+ excluded in v1.