The seniority list of IRSME officers is an important document that reflects the hierarchy and structure of the Indian Railway Service of Mechanical Engineers. The list is used to determine the eligibility of officers for promotions, postings, and deputation. The list is maintained by the Indian Railways and is published periodically in the Railway Gazette.

And so, the blue file sat in every IRSME officer’s cupboard—not as a symbol of pride, but as a reminder: In a system as vast as Indian Railways, fairness begins with a simple list.

The seniority list directly correlates with the 7th Central Pay Commission (CPC) Pay Matrix levels: