--- title: "Ontario Secondary School Diploma (OSSD)" description: "The Ontario Secondary School Diploma (OSSD) is the official high school graduation certificate issued by the province of Ontario, Canada. Recognised by universities and colleges around the world, the OSSD provides students with a global competitive advantage in their academic and professional journeys." url: https://oihs.ca/en lang: en --- # Ontario Secondary School Diploma (OSSD) The Ontario Secondary School Diploma (OSSD) is the official high school graduation certificate issued by the province of Ontario, Canada. Recognised by universities and colleges around the world, the OSSD provides students with a global competitive advantage in their academic and professional journeys. ## From your room. To the university you're aiming for Without needing to move to Canada, you can earn Ontario's official high school diploma through live classes from the comfort of your own home, and apply to world renowned universities like Oxford, Toronto and Amsterdam. [Explore Programs](https://oihs.ca/en/programs) ## Activity and Impact Report Activity and Impact Report for 2025 is now available! [Explore](https://heyzine.com/flip-book/49161d332d.html) ## Here for every question Not sure which program is right for you? Let's find out together. [Plan with Us](https://oihs.fillout.com/meet-admissions-office) ## Requirements Complete **30 courses** 18 compulsory + 12 elective Fulfill 40 hours of **community service** ## Benefits Earn a **globally recognised diploma** Apply to **leading universities worldwide** Choose courses tailored to **your university and career goals** ## Quick Facts Accepted by **most global universities** **1-year, 2-year, and 4-year** program options are available Open to **international students** ## Your gateway to global education and personalized learning OIHS offers a globally recognised diploma with personalised course plans, small class sizes, and flexible programmes, backed by a proven track record of university acceptances. ## SHORT PROGRAM The Fastest Path to University Most of your existing high school credits transfer over. You can complete the remaining 8 courses in 1 to 1.5 years. Ideal for students starting in Grade 10 or 11. Upon completion, you can apply to universities in Canada, the USA, the UK, and private institutions across Europe. ## MEDIUM PROGRAM Ideal For European University Entry In this programme covering Grade 11 and 12 of the Ontario curriculum, you can complete 14 courses in 2 to 3 years and earn transcripts for both grades. The beginning of Grade 10 is the ideal time to start. Upon completion, you can apply to public universities in Germany and across Europe, as well as Canada, the USA, and the UK. ## LONG PROGRAM The Full Ontario Curriculum This programme covers the full Ontario high school curriculum. You can complete all 30 courses with Ontario-certified teachers over four years and build the strongest possible academic profile and GPA. The ideal starting point is Grade 9. Suitable for students who do not need a local diploma or who frequently move between countries. ## Events ## News Ontario International High School regularly shares updates on student achievements, university admissions, and international activities. Stay informed about our global vision in education by following our latest news. ## Your Partner in Global Education Wherever you are in the world, your education continues. OIHS delivers the Ontario Secondary School Diploma (OSSD) through **synchronous remote learning**. Classes are taught by **Ontario certified Canadian teachers** under the supervision of the Ontario Ministry of Education, no different from any high school in Canada. Through flexible learning pathways, an innovative educational approach, and the dedicated support of our expert academic team, we help our students reach world-renowned universities like **Oxford, MIT and the University of Toronto**. Explore Our Programs ## Globally Recognised Diploma Our school is regularly inspected by the Ontario Ministry of Education and issues an official diploma no different from any high school in Canada. No IB, no AP, no Abitur required. ## Live Classes, Certified Teachers Interactive live classes conducted by Ontario College of Teachers (OCT) certified teachers, with cameras on throughout and attendance recorded at every session. ## Our Graduates Are Everywhere OIHS alumni study at leading universities in Canada, Germany, the Netherlands, Spain, Finland and the UK, among others.