[FONT=&]Who May File Form I-140?[/FONT]
[FONT=&]1. [/FONT][FONT=&]An outstanding professor or researcher with at least 3 years of experience in teaching or research in the academic area, [/FONT]
[FONT=&]who is recognized internationally as outstanding:[/FONT]
[FONT=&]a.[/FONT]
[FONT=&]In a tenured or tenure-track position at a university or institution of higher education to teach in the academic area;[/FONT]
[FONT=&]b.[/FONT]
[FONT=&]In a comparable position at a university or institution of higher education to conduct research in the area; or[/FONT]
[FONT=&]c. [/FONT]
[FONT=&]In a comparable position to conduct research for a private employer that employs at least 3 persons in full-time [/FONT]
[FONT=&]research activities and which achieved documented accomplishments in an academic field.[/FONT]
[FONT=&]3.[/FONT]
[FONT=&]A member of the professions holding an advanced degree or an alien with exceptional ability in the sciences, arts, or [/FONT]
[FONT=&]business who will substantially benefit the national economy, cultural or educational interests, or welfare of the United [/FONT]
[FONT=&]States.[/FONT]
[FONT=&]2.[/FONT]
[FONT=&]An alien, who in the 3 years preceding the filing of this petition, has been employed in a primarily managerial or [/FONT]
[FONT=&]executive capacity for at least 1 year by a firm or corporation or other legal entity and who seeks to enter the United [/FONT]
[FONT=&]States to continue to render services to the same employer, or to a subsidiary or affiliate, in a capacity that is [/FONT]
[FONT=&]managerial or executive. [/FONT]
[FONT=&]4. [/FONT]
[FONT=&]A skilled worker (requiring at least 2 years of specialized training or experience in the skill) to perform labor for which [/FONT]
[FONT=&]qualified workers are not available in the United States.[/FONT]
[FONT=&]5. [/FONT]
[FONT=&]A member of the professions with a baccalaureate degree.[/FONT]
[FONT=&]1. [/FONT]
[FONT=&]An alien of extraordinary ability in the sciences, arts, education, business, or athletics demonstrated by sustained [/FONT]
[FONT=&]national or international acclaim and whose achievements have been recognized in the field; or[/FONT]
[FONT=&]A U.S. employer may file this petition for:[/FONT]
[FONT=&]6. [/FONT]
[FONT=&]An unskilled worker (requiring less than 2 years of specialized training or experience) to perform labor for which [/FONT]
[FONT=&]qualified workers are not available in the United States.[/FONT]
[FONT=&]In addition, any employer, person, or third party may file this petition, including the alien beneficiary of the petition, if the [/FONT]
[FONT=&]petition is being filed for:[/FONT]
[FONT=&]2. [/FONT]
[FONT=&]A member of the professions holding an advanced degree or is claiming exceptional ability in the sciences, arts, or [/FONT]
[FONT=&]business, and is seeking an exemption of the requirement of a job offer in the national interest, generally known as a [/FONT]
[FONT=&]"National Interest Waiver" or "NIW[/FONT]