CUIT Utilities

Argentina CUIT utilities based on a wikipedia post

This is a no-depenencies package

Install

if you are using Yarn:

yarn add @frani/cuit

if you are using NPM:

npm i @frani/cuit

Usage

how get a CUIT based on DNI:

const cuit = require("@frani/cuit");

const cuitNumber = cuit.getCUITbyDNI("20300400");
console.log(cuitNumber); // 20203004002

About Genders

be default it take it is from a Masculine gender person, you can modify that using:

const cuit = require("@frani/cuit");

const cuitNumber = cuit.getCUITbyDNI("20300400", "F");
console.log(cuitNumber); // 27203004007

This package also includes exceptions

if you read the wiki post, you there is some exception when generate some CUIT, here an example:

const cuit = require("@frani/cuit");

const cuitNumber = cuit.getCUITbyDNI("20300404", "F");
console.log(cuitNumber); // 23203004044

instead of start with 27 (as normal for Femenine), it starts with 23

Check CUIT validation

const cuit = require("@frani/cuit");

const isValid = cuit.validateCuit("23203004044");
console.log(isValid); // true

Format CUIT

const cuit = require("@frani/cuit");

const formatted = cuit.format("23203004044");
console.log(formatted); // "23-20300404-4"

const formatted = cuit.format("23203004044", ".");
console.log(formatted); // "23.20300404.4"

const formatted = cuit.format("23-20300404-4", "");
console.log(formatted); // "23203004044"