Welcome to the Ontario Secondary School Diploma

The Ontario Secondary School Diploma is required for students to attend a University in Canada. 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.
The Ontario Secondary School Diploma is one of the highest distinctions for any secondary school students in the world. With its methodical ways of bringing advanced high school curriculums to students anywhere, it is an honor recognized by virtually every institution not only in Canada, but also the United States, United Kingdom, Australia, New Zealand, Singapore, Hong Kong, and many other nations and regions around the globe.
The following requirements must be successfully completed in order to obtain an Ontario Secondary School Diploma (OSSD):

  1. Successful completion of 30 credits, including 18 compulsory and 12 optional*
  2. 40 hours of community involvement (CIH)
  3. Successful completion of EQAO’s Ontario Secondary School Literacy Test (OSSLT) or the Ontario Secondary School Literacy Course (OSSLC).

Eligibility

Admission Requirements

We’ve simplified the admission process to help you get started quickly and easily. You can find all requirements for admission to St. Theresa Catholic Secondary School  below
1. Junior High School Reports / Basic Education Certificate
2. Transcript
3. Passport
4. Parent Consent letter
5. Teacher Recommendation

English Language Requirement

St. Theresa Catholic Secondary School will accept, for the purposes of meeting the English proficiency requirement, English taken in 10 year education or English is designated as the primary and official language, and the principle language of instruction.
If you do not meet the English language requirements yet, you can achieve the level you need by successfully completing a pre-sessional English programme with the school.

Intakes

Fall, 2024

From January, 2024 to July, 2024

Open

Fall, 2025

From January, 2025 to July, 2025

Open