. These lists are vital for determining promotion eligibility, typically from Basic Pay Scale (BS) 17 through BS-22. FBR| Federal Board of Revenue Where to Access Seniority Lists
Recent updates include the finalization of seniority for promotee officers and the inter-se-seniority of the 48th CTP , finalized in late 2025.
Search for terms like "Seniority List IRS BS-18" or "BS-19".
Within BS-20, the list still ranks from #1 to #200+. The top 10 BS-20 are potential members of FBR.
Regular promotion to a higher grade sets new seniority rankings.
Seniority lists are not static and follow a rigorous validation process: