Useful information for students wishing to continue or commence their VET career after secondary school is available at Skills Canberra: https://www.education.act.gov.au/public-school-life/transitions-careers/vet-and-australian-school-based-apprenticeships/post-school-options and https://www.act.gov.au/skills/students.
One possible post-school pathway for Vocational Education and Training in the ACT is the:
Canberra Institute of Technology: http://cit.edu.au/
