Ontario Secondary School Diploma (OSSD)
Every student must complete at least 40 hours of community service for their Ontario Secondary School Diploma (OSSD). This can be done at any time during their secondary school program. These requirements are stated in Ontario Secondary Schools, Grades 9 to 12: Program and Diploma Requirements, 1999 (OSS). Students completing the CAS requirements of the IB Diploma will meet and exceed these requirements.