Last active
January 16, 2026 15:12
-
-
Save antonioshadji/a56457aaba366246e3da6dc5842984b3 to your computer and use it in GitHub Desktop.
Calculate income tax on taxable income
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| import pandas as pd | |
| import numpy as np | |
| # tax tables for 2026 from page 10 of https://www.irs.gov/pub/irs-drop/rp-25-32.pdf | |
| # married filing jointly | |
| over = [ | |
| 0, | |
| 24800, | |
| 100800, | |
| 211400, | |
| 403550, | |
| 512450, | |
| 768700 | |
| ] | |
| rates = [ | |
| 0.10, | |
| 0.12, | |
| 0.22, | |
| 0.24, | |
| 0.32, | |
| 0.35, | |
| 0.37 | |
| ] | |
| data = { "over": pd.Series(over), "notover": pd.Series(over).shift(-1), "rate": pd.Series(rates)} | |
| tt = pd.DataFrame(data) | |
| def calc_tax(n): | |
| lower = tt[tt.over < n].head(-1) | |
| final = tt[tt.over < n].tail(1) | |
| return np.sum((lower.notover-lower.over)*lower.rate) + ((n - final.over)*final.rate).item() | |
| if __name__ == '__main__': | |
| # replace 0 with your expected annual income calculation | |
| annual_income = 0 | |
| print(annual_income, calc_tax(annual_income)) |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment