: Desirable locations or high-profile department seats often go to those with more seniority.
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| Type of List | Purpose | |--------------|---------| | | Ranks all officers of the IRSS cadre across all zonal railways and production units. | | Zone-wise Seniority List | Ranks officers posted within a specific zonal railway (e.g., Western Railway IRSS list). | | Departmental Seniority List (Promotees) | Lists officers who entered IRSS through promotion from Group ‘B’ (e.g., Junior Signal Engineer) to Group ‘A’. | | Integrated Seniority List | Merges direct recruits and promotees as per the “rotation” principle laid down by the Supreme Court in R.K. Sabharwal vs. Union of India . | irss seniority list
| List Type / Purpose | Exam/Batch / Panel | Key Details / Source | | :--- | :--- | :--- | | | ESE 2015 Batch | Final inter-se seniority list upon completion of probation. | | Direct Recruit (DR) Officers | ESE 2016 & 2017 Batches | Final inter-se seniority list upon completion of probation. | | Promotee Officers (Group 'B' to 'A') | Panel Year 2018 & 2019 | Seniority fixed w.e.f. 11.02.2022 after substantive appointment. | | Promotee Officers (Group 'B' to 'A') | Panel Year 2020 | Seniority fixed w.e.f. 12.09.2022. | | Empanelment for Promotion | SAG/IRSS Panel Year 2025 | List of officers considered for promotion to the SAG. | | Officiating Appointments | N/A | 22 officers appointed to officiate in Junior Administrative Grade (JAG) w.e.f. Jan 1, 2026. | | Promotion to Selection Grade | N/A | 20 officers placed in Selection Grade w.e.f. Jan 1, 2026. |
Official lists typically include the following data points for each officer: : Desirable locations or high-profile department seats often
Historically selected through the stringent conducted by the Union Public Service Commission (UPSC), these technical professionals enter directly into Group 'A' Junior Scale positions. Their relative position on the list is established based on their performance and merit ranking in the UPSC examination combined with foundational training scores. Promotee Officers
Issued by the Indian Railways Railway Board for verification by officers. | | Departmental Seniority List (Promotees) | Lists
The foundational date used to establish seniority.
The list is essential for maintaining order within a hierarchical service where thousands of officers compete for limited higher positions—from Divisional Signal Engineer to Member (Rolling Stock), Railway Board.
An officer who ranks lower in the UPSC exam but excels during the foundation and professional training phases can leapfrog colleagues on the final IRSS seniority list. 4. Hierarchy and Promotion Grades in IRSS