Last updated: July 2026
A temporary work visa lets a foreign national live and work in the U.S. for a limited period and specific purpose, after which they must return home. A permanent work visa (an employment-based green card) allows indefinite residence, fewer restrictions, and a path to U.S. citizenship. Many temporary visa holders can transition to permanent residence through adjustment of status.
Foreign nationals who want to work in the United States generally need a work visa, and those visas fall into two broad categories: temporary and permanent. The core difference is in the name—how long the visa allows you to live and work in the country—but the two paths differ significantly in their requirements, restrictions, and opportunities.
Understanding which category fits your situation is the first step toward building a U.S. career.
What Is a Temporary Work Visa?
A temporary (non-immigrant) work visa allows a foreign national to work in the U.S. for a set period and a specific purpose, then return to their home country. Holders are restricted in both duration and the type of work they can perform.
Temporary work visas are for people entering the U.S. for a defined period. The visa ties the holder to a particular employer and job type, and it expires after a set time. Common categories include:
- H-1B: For specialty occupations requiring at least a bachelor’s degree or equivalent (common in tech, engineering, finance, and healthcare)
- H-2A: For temporary or seasonal agricultural workers
- H-2B: For temporary non-agricultural seasonal workers
- L-1A and L-1B: For intracompany transferees employed abroad for at least one year—L-1A for managers and executives, L-1B for employees with specialized knowledge
- O-1: For individuals with extraordinary ability in sciences, arts, education, business, or athletics
- TN: For Canadian and Mexican professionals under the USMCA (formerly NAFTA)
Each category has its own eligibility rules, application process, and maximum stay. Some, like the H-1B, are subject to annual caps and lottery selection.
What Is a Permanent Work Visa?
A permanent work visa—an employment-based green card—allows a foreign national to live and work in the U.S. indefinitely. Permanent residents face fewer restrictions, can change jobs more freely, and become eligible to apply for U.S. citizenship.
A permanent work visa grants lawful permanent residence (a green card). Compared to temporary visas, it offers major advantages:
- The ability to live and work in the U.S. indefinitely
- Fewer restrictions on the type of work and employer
- Greater flexibility and opportunity for career advancement
- Eligibility to apply for U.S. citizenship after meeting residency requirements
- The ability to sponsor certain family members for green cards
In most cases, obtaining an employment-based green card requires a U.S. employer to file a petition with USCIS on the worker’s behalf. Employment-based green cards are divided into preference categories (EB-1 through EB-5) based on the worker’s qualifications, from those with extraordinary ability to certain investors.
What Are the Main Differences Between Temporary and Permanent Work Visas?
Temporary visas are time-limited, tied to a specific job and employer, and require you to eventually leave the U.S. Permanent visas allow indefinite residence, more job flexibility, family sponsorship, and a path to citizenship.
The key distinctions come down to:
- Duration: Temporary visas expire; permanent residence does not (though green cards must be renewed as ID documents).
- Flexibility: Temporary visas restrict you to a specific role and employer; permanent residents can generally change jobs freely.
- Path to citizenship: Only permanent residence leads to naturalization eligibility.
- Family benefits: Permanent residents can sponsor certain relatives for green cards.
Can You Get a Green Card Through a Temporary Work Visa?
Yes. Many temporary work visa holders transition to permanent residence through adjustment of status (AOS). The process generally involves labor certification, an employer petition to USCIS, and then the AOS application once the petition is approved.
If you’re in the U.S. on a temporary work visa, you may be able to apply for adjustment of status to become a permanent resident. The process typically has three steps:
- Labor certification (PERM): For most employment-based categories, the employer must obtain certification from the Department of Labor confirming there are no qualified, available U.S. workers for the position.
- Employer petition to USCIS: The employer files an immigrant petition (Form I-140) for the foreign worker. In limited situations—such as workers with extraordinary ability or a national interest waiver—an individual may petition for themselves, but this is rare.
- Adjustment of status: Once the petition is approved and a visa number is available, a worker already in the U.S. on a temporary visa can file for adjustment of status (Form I-485) to become a permanent resident.
Timing matters in this process. Visa availability depends on your preference category and country of origin, and wait times can vary significantly. An immigration attorney can help you plan the transition and avoid gaps in your status.
Questions About Employment Visas?
Choosing between a temporary and permanent work visa—or transitioning from one to the other—depends on your goals, qualifications, and employer. For guidance on employment-based immigration, call an experienced California immigration attorney at Yew Immigration Law Group, a P.C. at 408-645-6395.
