| Purpose of Form: | Employers may use this form to petition for an alien to come to the U.S. temporarily to perform services or labor, or to receive training, as an H-1A, H-1B, H-2B, H-3, L-1, O-1, P-2 or Q nonimmigrant worker. Employers may also use this form to petition for an extension of stay or change of status for an alien as an E-1, E-2, R-1 or TC nonimmigrant. |