| Do’s | Don’ts | |------|--------| | ✅ Do download and save the official PDF every year. | ❌ Don’t rely on memory or word-of-mouth for your position. | | ✅ Do verify your date of appointment and confirmation from your APAR (Annual Performance Assessment Report). | ❌ Don’t ignore a discrepancy even if it seems minor (e.g., a spelling error in your name can delay pension). | | ✅ Do consult a senior officer or a railway lawyer before filing a CAT petition. | ❌ Don’t challenge seniority without documentary proof from UPSC or Railway Board’s original orders. | | ✅ Do ensure your APARs and joining reports are recorded digitally on the E-Office portal. | ❌ Don’t assume the list is error-free – clerical errors have been known to occur. |
: Desirable locations or high-profile department seats often go to those with more seniority.
The IRSS seniority list has been a subject of numerous legal disputes, primarily involving: irss seniority list
Progression from Assistant Commissioner up to the level of Principal Chief Commissioner or Member/Chairman of the Central Board of Direct Taxes (CBDT) and Central Board of Indirect Taxes & Customs (CBIC) depends entirely on an officer’s position in the list.
A significant portion of the IRS cadre consists of officers promoted from the Group 'B' feeder cadres (Income Tax Inspectors/Superintendents). The integration of Direct Recruits and Promotees into a unified seniority list is governed by a specific quota-rota formula. This ensures balanced career progression for both entry streams, though it historically remains a subject of administrative litigation. Significance of the Seniority List | Do’s | Don’ts | |------|--------| | ✅
| 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. |
(1991 batch) took over as Principal Chief Materials Manager of Western Railway in December 2025. Recruitment : Selection for the IRSS is primarily conducted through the Engineering Services Examination (ESE) by the UPSC. Integrated Management Service | ❌ Don’t ignore a discrepancy even if it seems minor (e
Determining the definitive order in the IRSS Seniority List relies on a highly structured matrix overseen by the Railway Board. The Inter-Se Seniority Formula IRSS (Indian Railway Stores Service) - Rail Ministry
The relative hierarchy within the IRSS relies on strict administrative principles governed by the . The fundamental rules guiding this matrix include: Direct Recruits (DR) vs. Promotees
The Government of India has merged several Group ‘A’ railway services (including IRSS, IRTS, IRSE, IRAS, etc.) into a single starting from the 2022 batch onwards. This has huge implications: