What is the process for obtaining a B-1 visa for short-term business activities, and what activities are permissible?

The B-1 nonimmigrant visa is designed for foreign nationals coming to the United States temporarily for legitimate business activities that do not involve gainful employment or the local hire of labor. The application process generally begins with filing Form DS-160, Online Nonimmigrant Visa Application, followed by scheduling an interview at a U.S. Embassy or Consulate in the applicant's home country.

Permissible B-1 activities are strictly defined and include attending scientific, educational, professional, or business conventions or conferences; negotiating contracts; consulting with business associates; undertaking independent research; or taking orders for goods manufactured outside the U.S. Crucially, the applicant must be coming to the U.S. to engage in activities related to their foreign employment and must be paid by a foreign employer or from a foreign source. The B-1 visa holder cannot receive a salary or payment from a U.S. source for services rendered while in the U.S., except for reimbursement of incidental expenses.

The interview process requires proving strong ties to the home country (nonimmigrant intent), demonstrating sufficient funds to cover the trip, and providing evidence that the business activities fall within the scope of the B-1 category. Common supporting documents include a letter from the foreign employer detailing the purpose, duration, and funding of the trip, and evidence of the business relationship. Failure to adhere to these limitations can lead to status violations, making future U.S. entries difficult.

Source: U.S. Department of State, Bureau of Consular Affairs, Visitor Visas - B Classification.