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OSSD & Graduation

The Ontario Secondary School Diploma (OSSD) and Graduation

The Ontario Secondary School Diploma, or OSSD is the certification high school students in Ontario receive after completing 30 credits, 40 volunteer hours and the literacy exam. The OSSD is a requirement to apply to and enroll in Canadian Universities as a local student. It allows you to enter your post-secondary pathway (either University or college) with the necessary prior…

What is Credit?

A credit consists of 110 hours spent in a course to learn, Complete assessment and a final culminating unit. In order to attain the OSSD, students are required to complete 30 credits with a wide range of foci. The 30 credits required to achieve the OSSD are comprised of 18 compulsory credits, 12 elective credits and 2 additional requirements. Students should plan to earn a maximum of 34 credits in their regular high school career.


Credits in English
(1 credit per grade)


Credits in Mathematics
(1 credit in Grade 11 or 12)


Credits in Science


Credit in Canadian Hisotry


Credit in Canadian Geography


Credit in Canadian Arts


Credit in Health and Physical Education


Credit in French as a Second Language


Credits in Career Studies


Credits in Civics


Group 1 Credit *


Group 2 Credit **


Group 3 Credit ***


Optional/Elective credits


Hours of Community Involvement

Provincial literacy requirement

* a Group 1 Credit Consists of the following: additional English or French, or Native language, or a classical or an international language, or social science and humanities, or Canadian and world studies, or guidance and career education, or cooperative education (maximum of 2 overall)

** a Group 2 Credit Consists of the following: additional health and physical education, the arts, or business studies, or French as a second language, or cooperative education (maximum of 2 overall)

*** a Group 3 Credit consists of the following: additional credit in science (grade 11 or 12), or technological education, or French as second language, or computer studies, or cooperative education (maximum of 2 overall)