normalize-steuernummer
Normalize a German steuernummer to the national format
Installation
$ npm install normalize-steuernummer
Usage
const normalizeSteuernummer = // => "1121081508150" // => "2475081508152"
API
normalizeSteuernummer(steuernummer, state)
steuernummer
Type: string
German steuernummer (tax number).
state
Type: string
State (bundesland) as ISO 3166-2 code.