The structure of the UPSC Civil Services Examination notification typically includes essential information regarding eligibility criteria, examination stages, syllabus, and important dates. It is organized into various sections covering the preliminary exam, mains exam, and interview process. The notification also outlines the marking scheme, instructions for filling out the application form, and guidelines for submitting required documents. Aspirants must thoroughly read the notification to understand the examination format and ensure compliance with all protocols to avoid disqualification.