The GSTC Professional Certificate in Sustainable Business Travel is awarded to those who have (a) completed a GSTC Sustainable Business Travel training class, and (b) successfully passed the official GSTC Sustainable Business Travel Course Exam. The Certificate, signed by the GSTC Chair and CEO, recognizes that the recipient has demonstrated their knowledge of sustainable business travel best practices. Those who achieve a 75% pass mark on the Sustainable Business Travel Course Exam will receive a GSTC Professional Certificate in Sustainable Business Travel.