Related links
W-2 Box Descriptions
: This is your employers unique tax identification number or EIN. Box C: This identifies the name, address, city, state and zip code of your employer. The
Learn more
Employer ID Numbers | Internal Revenue Service
Jul 6, 2023 Determine if you need an employer identification number (EIN) and apply using the interview-style online EIN application.
Learn more
Form 3921 (Rev. October 2017)
Click on Employer and Information Returns, and well mail you the forms you request and their instructions, as well as any publications you may order.
Learn more