Car Tax Calculations

Little util to calculate claimable cost of car mileage for different jurisdictions.

Example Usage

npm install car-tax-calculations

const { getTaxClaimableMileage } = require('car-tax-calculations');
const { claimableAmount, claimableDistance, currency, distanceUnit } = getTaxClaimableMileage({ taxType: 'ATO_non_logbook', kmTravelled: 100 });

/* Output:

    {
      claimableAmount: 68,
      claimableDistance: 100,
      currency: 'AUD',
      distanceUnit: 'km'
    }
*/

Parameters

taxType

| taxType | Description | | ------------- | ------------- | | ATO_non_logbook | Australian Taxation Office non logbook calculation method (capped at 5000km) | | IRS | US Internal Revenue Service | | Canada_Revenue_Agency | Canada Revenue Agency | | Germany | Mileage claim for Germany | | UK_HMRC | UK Her Majesty's Revenue Service | | custom | Custom calculation method (see custom) |

Custom calculations

If none of the existing options meet your needs, you can do a custom calculation.

// Calculate claimable tax for the lambo you're driving in the Libertarian utopia you paid citizenship for with BTC

const rateTiers = [
  {
    maxDistanceForThisTier: 8000,
    ratePerDistanceUnit: 0.42
  },
  {
    maxDistanceForThisTier: Infinity,
    ratePerDistanceUnit: 0.52
  }
];

const {
  claimableAmount,
  claimableDistance,
  currency,
  distanceUnit
} = getTaxClaimableMileage({
  taxType: "custom",
  kmTravelled: 15122,
  currency: "BTC",
  distanceUnit: "earth to moon hops",
  rateTiers
});

/* Output:

    {
      claimableAmount: 7063.4,
      claimableDistance: 15122,
      currency: 'BTC',
      distanceUnit: 'earth to moon hops'
    }
*/

kmTravelled

We always use km as the base unit. Sorry fans of miles - we're Australian and that's how we roll.