The two types of B visa are the B-1 visa, issued to those seeking entry for business purposes, and the B-2 visa, issued to those seeking entry for tourism or other non-business purposes. In practice, the two visa categories are usually combined together and issued as a "B1/B2 visa" valid for a temporary visit for either business or pleasure, or a combination of the two. Visitors from some countries do not need to obtain a visa for these purposes
United States
120 months
60 months
24-48 months
12 months
Under 12 months
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