International Baccalaureate Organization

The international baccalaureate authorizes and evaluates ib world schools. Candidate ib world schools pay candidate and authorization fees for the help the ib provides to those schools in preparing for the ib programs and becoming an ib world school, together with a small amount of evaluation fees for ongoing evaluation of ib world schools. In addition, the ib develops the curriculum for all of the ibs programs and develops the diploma program assessment content (i.e., diploma examinations). Ib world schools pay annual school fees for the continual development of curriculum and support materials that support the ib world schools.

The ib provides teacher training and professional development to teachers from interested, candidate and authorized ib world schools. Interested candidates and authorized ib world schools pay professional development fees for the training provided to the teachers of those schools.

The ibo received $3,476,279 from sales of publications; $795,993 from the legalization of diplomas; and $1,089,907 from miscellaneous income, all of which are related to the organizations exempt function.