Take home salary calculation when you need to tell someone what is your expected CTC. So enter the salary you want, it will tell you how much salary you will be taking home

taxCalculator.js

const salary = 246250;
const taxExempt = 250000;
const limit1 = 250000;
const taxPercentage1 = 0.1 // This should be changed to 0.05 from 2017-2018 fiscal
const limit2 = 500000;
const taxPercentage2 = 0.2
const limit3 = 1000000;
const taxPercentage3 = 0.3;
let taxBracket = null;
//decide the tax bracket that you lie in
if (salary < limit1) {
  taxBracket = 1
} else if (salary >= limit1 && salary < limit2) {
  taxBracket = 2;
} else if (salary >= limit2 && salary < limit3) {
  taxBracket = 3;
} else {
  taxBracket = 4;
}
//calculate payable tax
let taxpayable = 0;
if (taxBracket === 1) {
  taxpayable = salary;
} else if (taxBracket === 2) {
  let tax1 = (salary - limit1) * taxPercentage1
  taxpayable = salary - tax1;
} else if (taxBracket === 3) {
  let tax1 = limit1 * taxPercentage1;
  let tax2 = (salary - 2 * limit1) * taxPercentage2
  taxpayable = salary - tax1 - tax2;
} else if (taxBracket === 4) {
  let tax1 = limit1 * taxPercentage1;
  let tax2 = 2 * limit1 * taxPercentage2;
  let tax3 = (salary - 4 * limit1) * taxPercentage3
  taxpayable = salary - tax1 - tax2 - tax3;
}
console.log(`Take home salary is ${(taxpayable / 12).toFixed(1)} without the cess`);
//Todo add cesses and add support for surcharge on tax applied for people earning more than 60 lacs