Employer Identification Number (EIN or SSN)
Employers with employees, business partnerships, and corporations, must obtain an Employer Identification Number from the I.R.S. Businesses can obtain appropriate Federal income tax forms from this location.
IRS
Federal Building
6230 Van Nuys Blvd, 1st Floor
Van Nuys, CA 91401
800-829-1040
Proof of Residency Requirement
Employees hired after November 6, 1986 must provide proof of eligibility to work in the United States.
US Immigration and Naturalization Service
Los Angeles District Office
300 North Los Angeles Street, Room 1001
Los Angeles, CA 90012
(800) 357-2099