Ontario Secondary School Diploma (OSSD) 

Requirements (30 Credits)


18 compulsory credits

Students must earn the following compulsory credits to obtain the Ontario Secondary School Diploma:

  • 4 credits in English (1 credit per grade)*
  • 3 credits in mathematics (1 credit in Grade 11 or 12)
  • 2 credits in science
  • 1 credit in Canadian history
  • 1 credit in Canadian geography
  • 1 credit in the arts
  • 1 credit in health and physical education
  • 1 credit in French as a second language
  • 0.5 credit in career studies
  • 0.5 credit in civics

Plus one credit from each of the following groups:
Group 1:

  • English or French as a second language
  • a Native language
  • a classical or an international language
  • social sciences and the humanities
  • Canadian and world studies
  • guidance and career education
  • cooperative education

Group 2:

  • health and physical education
  • the arts
  • business studies
  • French as a second language
  • cooperative education

Group 3:

  • science (Grade 11 or 12)
  • technological education
  • French as a second language
  • computer studies
  • cooperative education

In addition to the compulsory credits, students must complete:

  • 12 optional credits
  • 40 hours of community involvement activities
  • the provincial literacy requirement