immigration visa
An official document issued by the government of a country that allows a foreign national to enter that country and stay for an extended period of time. The primary purpose of an immigration visa is to facilitate legal and permanent migration.
Typically issued based on certain criteria such as employment, family reunification, education, or asylum, immigration visas specify the conditions of the individual's stay in the issuing country respective of duration and activities the individual may pursue during their stay.
Applicants must undergo a screening process to determine whether they meet certain requirements, which often include background checks, demonstrating sufficient financial means and ability to earn a living, but which may vary from country to country.