The new History Extension 11–12 Syllabus (2024) is to be implemented from 2026 and will replace the History Extension Stage 6 Syllabus (2017).
2025
- Plan and prepare to teach the new syllabus
2026, Term 4
- Start teaching the new syllabus
- Start implementing the new Year 12 school-based assessment requirements
2027
- First HSC examination for the new syllabus