Diplomatic and Official Passports
Diplomatic and official visas will be issued to holders of diplomatic or official or service passports free of charge upon request by official letters.
The countries of which the holders of diplomatic, official or service passports do not need visas for staying in Thailand up to 90 days are : Netherlands, Belgium, Luxembourg, Israel, Italy, Republic of Korea, Tunisia, Germany, Malaysia, Singapore, the Philippines, Austria, Chile, Turkey, Switzerland, Hungary, Czech Republic, Slovak Republic, Poland, Romania, Brazil.
For Mongolia, the holders of diplomatic, official or service passport are permitted to stay up to 30 days without visa.
For Laos, the holders of diplomatic passports are permitted to stay up to 30 days without a visa.