Visitors to Thailand must obtain a visa from one of the Thai diplomatic missions unless they come from a visa-exempt country or a country whose citizens are eligible to obtain visas on arrival. A work permit or work visa which is the permission to take a job in Thailand is also available. Thailand currently offers visa-free travel to nationals of 64 countries and territories. The Thai government maintains bilateral agreements on visa waivers with some of these countries. Nationals of 18 countries can obtain a visa on arrival. Foreigners holding a "B" visa and wishing to work or start a business in Thailand are required to obtain a work permit. The issuance of work permits is under the jurisdiction of the Ministry of Labor of Thailand. Work without permission in the Kingdom is criminally punishable.