The Westminster School follows the National Curriculum for England and prepares students to take the International General Certificate of Secondary Education (IGCSE) course and the Advanced Subsidiary (AS) Level Examinations and A Level Examinations of the Universities of Cambridge and London (UK).

The aim of the school is to foster and emphasize an appreciation of knowledge and to prepare students for a socially changing and technologically advanced society. The Westminster School lays the foundation from which students can pursue university levels of education or professional career paths suited to their talents and interests.