The Western Provincial Public Service Commission has called for applications for the Open Competitive Examination for recruitment to the Western Provincial Management Service Officer (MSO) Service Grade III – 2026 Prep for Tests Post: Management Service Officers (MSO) Officer Grade III Exam Date: December 2026 No. of Vacancies: 336 Educational Qualifications Passed six (06) subjects with Credit passes for four (04) subjects including Sinhala/Tamil/ English and Mathematics at the GCE O/L Examination at one sitting Passed all subjects at the G.C.E. A/L Examination in one sitting, excluding the Common General Test and General English. Residency Requirement Please read the gazette notice for residency requirement details Age Limit Be 18 years or above and not more than 30 years as at 15 November 2026 Examination Papers The written examination consists of two papers:Prep for Tests Language Proficiency – 100 marks – 2½ hours Aptitude – 100 marks – 1 hour Candidates must obtain at least