H-1B - a temporary, nonimmigrant work classification that is available to foreign nationals who will be employed in a “specialty occupation” or as fashion models of distinguished merit and ability. A specialty occupation is an occupation that requires the theoretical and practical application of a body of highly specialized knowledge to perform the duties and the attainment of at least a bachelor’s degree as a minimum for entry into the occupation in the United States.
H-2B - a classification available to U.S. employers who seek to temporarily employ skilled or unskilled foreign workers in nonagricultural positions for which qualified U.S. workers are unavailable. The period of employment must be temporary and the employer’s need for the foreign workers must be temporary.
O-1A - a temporary nonimmigrant work classification available to foreign nationals who have extraordinary ability in the sciences, education, business or athletics. In order to qualify for O-1A status, individuals must establish that they possess a level of expertise such that they excel in their field.
O-1B - a temporary nonimmigrant work classification available to foreign nationals who have a record of extraordinary achievement in the arts, motion picture or television industries. In order to qualify for O-1B status, individuals in the arts must establish that they have gained “distinction” in their field. This means a high level of achievement with skill and recognition that is substantially above that rest of the field.
TN - a temporary, nonimmigrant work classification available to Canadian and Mexican citizens who seek to enter the United States to engage in a profession that is designated on the North American Free Trade Agreement (NAFTA) profession list.
Students and Exchange Visitors (F, J, M & Q) and issues relating to Optional Practical Training (OPT) and employment
