This nonimmigrant classification applies to people who wish to perform services in a specialty occupation, services of exceptional merit and ability relating to a Department of Defense (DOD) cooperative research and development project, or services as a fashion model of distinguished merit or ability.
Family members of the H-1B foreign worker are admitted to the United States in the H-4 category. Qualifying family members include only the spouse and unmarried children under 21 years old. H-4 dependents are admitted for the same period of time for which the H-1B foreign worker is admitted. H-4 dependents may alternatively be admitted in other nonimmigrant categories for which they qualify. H-4 dependents may undertake studies while remaining in the H-4 category, however, they may not engage in any form of employment.
The H-2B visa category is used by U.S. employers to temporarily employ skilled or unskilled foreign nationals in nonagricultural positions for which the employer has a temporary need and for which qualified U.S. workers are unavailable. The company must plan to employ the foreign nationals for a temporary period and the employer’s need for the skills of the foreign nationals must also be temporary. In addition, the employer must seek a “labor certification” from the U.S. Department of Labor (DOL) certifying that:
Due to the time-sensitive nature of agricultural work, U.S. Citizenship and Immigration Services (USCIS) expedites all H-2A “temporary or seasonal agricultural worker” petitions. However, some recent H-2A petitions have experienced unexpected delays due to Requests for Evidence (RFEs) resulting from the use of the Validation Instrument for Business Enterprises (VIBE).