Arrear payouts that Level 1-5 employees can get under 8th Pay Commission: Calculations at 2.0, 2.15, 2.28 and 2.57 fitment factors

8th Pay Commission salary calculator: Central government employees and pensioners can expect 8th Pay Commission arrears from January 1, 2026, with revised payouts likely in mid-2027. Arrears are calculated based on the difference in basic pay and dearness allowance, with the fitment factor significantly impacting the final amount. Employees in Levels 4 and 5 stand to gain the more in absolute terms compared to Level 1-3 employees, as per an expert.