Section 14(1) in Bihar Secretariat Service Act, 2007
(1)Appointment to the grade of Section Officer shall be made as follows:-(a)Eighty per-cent of the posts in the grade of Section Officers shall be filled by promotion from the grade of Assistants on the recommendation of the Departmental Promotion Committee.(b)The remaining twenty per-cent of posts shall be filled through a Limited Competitive Examination conducted by the Bihar Public Service Commission from amongst the Assistants who are confirmed in the service and have rendered continuous service more than five years in the grade of Assistants.
