On the federal W-2 Form, which account number should be used as
the "Employer's State ID?"|
You can now register online immediately to obtain a Colorado sales tax account number and/or a Colorado wage withholding account number through our Colorado Business Express service.
Business Express is the quick and easy way to obtain a tax account with the state of Colorado. One simple interface covers all the forms with all the state agencies and partners. Easy-to-read instructions and context-sensitive help make creating a business with Business Express safe, fast, and efficient.
If you cannot apply online for a tax account, you may submit a paper application form (CR 0100). It may take up to 6 weeks to receive the account number and license in the mail when you apply by paper.