U.S. employers and foreign professionals may have temporary or permanent immigration options based on the job, the worker’s qualifications, the employer’s structure, nationality, investment, and labor-market requirements. The correct category must match the real employment arrangement.
Temporary Employment Categories
- H-1B specialty occupation for qualifying professional positions and workers
- L-1 for certain intracompany managers, executives, or specialized-knowledge employees
- O-1 for people who can document extraordinary ability or achievement
- E-1 and E-2 for qualifying treaty traders, investors, and certain employees
- Other classifications for religious workers, trainees, seasonal workers, and category-specific employment
Most employment classifications require a specific employer or qualifying business relationship. A visitor visa is not a substitute for employment authorization.
Employment-Based Permanent Residence
Employment-based green-card cases may involve labor certification through the Department of Labor, an immigrant petition, and adjustment of status or consular processing. Some categories can avoid labor certification or permit self-petitioning, but the evidence standard may be demanding.
Employer Compliance Matters
Petition approval does not eliminate wage, worksite, recordkeeping, and notice obligations. Changes in duties, location, ownership, hours, or employment can require analysis before they occur. Employees should understand how termination or a job change affects status and any pending permanent-residence process.
Timing and Visa Availability
Annual caps, filing windows, processing times, Requests for Evidence, and the Visa Bulletin can affect strategy. Filing an employer petition does not automatically authorize work or travel. The person’s current status and any prior violations must be reviewed separately.
For short business visits that do not involve U.S. employment, see the B-1 guide. For treaty investment and trade, see E-1, E-2 and EB-5 options.
Get a Case-Specific Review
Call 203-373-9080 for a brief telephone evaluation or use the form on this page. A full attorney consultation, whether virtual or in the office, is ordinarily paid. Contacting the firm does not create an attorney-client relationship.
Reviewed October 10, 2026. Immigration rules and agency procedures can change. This page provides general information, not legal advice.
