What is the fine-grained topic of the following text: As non-resident aliens, worldwide college students on F, J, M and Q visas (and certain family members of scholars) aren’t subject to the person mandate for their first 5 years within the U.S. All other J categories (teacher, trainee, work and travel, au pair, high school, and so on.) Only return the topic.
Health insurance requirements for non-resident aliens in the U.S. on various visas