OSSD Requirements
The 18 Compulsory Ontario High School Credit Requirements
Broken down into the following components:
4 English (1 credit per grade)
3 Mathematics (at least 1 credit in Grade 11 or 12)
2 Science
1 French as a Second Language
1 Canadian History (Grade 10)
1 Canadian Geography (Grade 9)
1 The Arts
1 Health and Physical Education
0.5 Civics
0.5 Career Studies
ONE credit from each of these three groups:
Group 1
1 additional credit in English or French as a Second Language, or a Native language, or a classical or an international language, or social sciences and the humanities (family studies, philosophy, world religions), or Canadian and world studies, or guidance and career education, or cooperative education.
Group 2
1 additional credit in health and physical education, or the arts, or business studies, or French as a Second Language, or cooperative education.
Group 3
1 additional credit in science (Grade 11 or 12) or technological education (Grades 9 to 12), or French as a Second Language, or computer studies, or cooperative education.
High School Diploma and Certificates
The requirements for the Ontario Secondary School Diploma are:
- Successful completion of a total of 30 credits. This is broken down into 18 compulsory (as described above) and 12 optional.
- Must complete the Ontario Secondary School Literacy Test.
- Students must complete 40 hours of Community Involvement and Activities.

Diploma and Certificates
The requirements for the Ontario Secondary School Diploma are:
- Successful completion of a total of 30 credits. This is broken down into 18 compulsory and 12 optional.
- Must complete the Ontario Secondary School Literacy Tests.

- Students must complete 40 hours of Community Involvement and Activities.
Optional High School Credit Requirements
The 12 optional credits may include up to 4 credits earned through approved dual credit courses.