The Ontario Secondary School Diploma (OSSD) is a diploma granted to secondary school graduates in the Canadian province of Ontario. It is part of the publicly funded province-wide school system. It is awarded to all students who complete the Ontario education curriculum, including students in Special Education, the TOPS program, MaCS program, IB Program, and other focused secondary school programs.

Diploma requirements

The academic credit system applies to students from Grades 9 through 12. To obtain an Ontario Secondary School Diploma, one must earn the following compulsory credits:

Additional provincial requirements

One must also earn 1 credit from each of the following three areas: Note that *, only 2 credits in cooperative education can be counted as compulsory credits, and that **, only 2 additional second language (either French or English) credits can be counted as compulsory: one in group 1, or one in either group 2 or group 3. In addition, students must also have completed: Note that a student can receive their community service from the start of Grade 9 (including the summer between Grade 8 and 9) until the April of Grade 12, with summer break and weekends included. The provincial secondary school literacy requirement can be met through passing the Ontario Secondary School Literacy Test with a score of 75.0% or above. If one fails the Literacy Test, they must rewrite the test the following school year, or complete the Ontario Secondary School Literacy Course (OLC 3O or 4O) in grade 11 or 12. In Grade 9 and 10 (years 1 and 2, respectively), a student must complete 16 credits in total, 8 each year. In Grade 11 and 12 (Year 3 and 4, respectively), one must complete the 14 remaining credits, with no less than 6 attempted credits each year in accordance with compulsory education law. In total, 30 credits must be achieved. One can stay in high school until all 30 credits are achieved, or to obtain any additional or required credits for post-secondary admission.

Ontario Secondary School Certificate

The Ontario Secondary School Certificate may be requested by students who leave school before earning their OSSD if they have earned a minimum of 14 credits distributed over the following courses: