The 8th Central Pay Commission (CPC) is the most-watched salary event for India's central government employees, defence personnel and pensioners since 2016. Expected to take effect from 1 January 2026, it will revise the pay matrix, allowances (DA, HRA, TA), pension and family pension for nearly 50 lakh employees and 65 lakh+ pensioners. This calculator lets you instantly project your revised basic pay, gross salary, pension and arrears under every realistic fitment factor scenario — from the current 7th CPC value of 2.57x all the way up to the 4.0x demanded by some unions.
The 8th Pay Commission is a panel constituted by the Government of India roughly once every ten years to recommend revisions in pay, allowances, pension and other service conditions for central government employees. Its central lever is the fitment factor, a single multiplier applied to your existing 7th CPC basic pay to arrive at your new 8th CPC basic pay. Every other component — Dearness Allowance, House Rent Allowance, Transport Allowance, NPS contribution and pension — is then recomputed on this revised basic. Understanding the fitment factor is therefore the single most important number for projecting your post-8th CPC paycheck.
This 8th Pay Commission calculator includes: instant Employee vs Pensioner mode, all 18 levels of the 7th CPC Pay Matrix as one-tap presets, fitment factor chips for 2.57, 2.86, 3.0, 3.5, 3.68, 3.83 and 4.0 plus a custom value field, HRA city class selector (X/Y/Z = 30/20/10%), DA/DR percentage input with the April 2026 figure (60%) prefilled, side-by-side scenario table comparing every fitment factor at once, NPS deduction for take-home estimate, arrears computation for any number of months, pensioner mode with family pension (30% minimum), and copy-summary action for sharing with colleagues. All calculations run client-side — nothing is sent to a server.
Enter your current 7th CPC basic pay (or pick a Pay Level preset). Choose a fitment factor. The calculator multiplies basic by the fitment to get the revised basic, then layers on HRA = revised basic × HRA% (30/20/10 for X/Y/Z cities), DA = revised basic × DA% (typically resets to 0% on rollout), and Transport Allowance. The sum is your revised gross. The monthly hike equals revised gross minus current gross; arrears equal that hike multiplied by the number of months between the effective date and the notification date. For pensioners the formula simplifies to Revised Pension = Old Basic Pension × Fitment Factor, with Family Pension at least 30% of that figure.
Central government employees comparing the impact of JCM's 3.83 demand vs the government's likely counter-offer; pensioners estimating their revised monthly pension and DR; defence personnel forecasting their take-home after NPS; HR teams briefing staff on probable 8th CPC outcomes; financial planners modelling household cash flow from 2026 onwards; and union representatives building presentations for negotiation meetings with the Department of Expenditure.
Most public 8th Pay Commission calculators lock you to a single fitment factor. This tool exposes every realistic value side-by-side, so you can see at a glance how a 3.0 vs 3.83 vs 4.0 outcome would change your monthly paycheck, your arrears cheque, and (for pensioners) your monthly pension and family pension. It also accounts for HRA city class, NPS deduction and the DA reset that traditionally accompanies a new pay commission — details that simple multiplier calculators miss.
All central government employees (Group A/B/C, MTS, defence civilian and uniformed personnel), central pensioners and family pensioners, autonomous body and PSU staff whose pay tracks the central CPC, state government employees in states that adopt the central pay commission, recognised employee unions (JCM, AIDEF, IRTSA, Confederation), HR and finance teams in ministries, and tax and retirement planners advising government employees.
Keep your most recent pay slip handy. Note your current basic pay (or just your Pay Level) and your DA percentage. Open the calculator, pick Employee or Pensioner, paste your basic, select your HRA city class, then tap each fitment factor preset to watch the projected revised gross update instantly. Use the copy-summary button to share the result with a colleague or save it for reference.
Compare at least three fitment scenarios (a conservative 3.0, a JCM-aligned 3.83, and an optimistic 4.0) when planning household cash flow. Remember DA resets to 0% on day one of the new commission and rises again with each CPI-IW cycle. Don't double-count DA — your old 60% DA is already absorbed into the new basic via the fitment factor. For NPS calculations use the new basic + new DA (typically 10% employee + 14% employer). Treat the arrears figure as gross — income tax will apply (Section 89(1) relief can spread the tax burden across years).
The actual fitment factor recommended by the 8th CPC and accepted by the Cabinet may differ from any value modelled here. Allowance structures (HRA slabs, TA, special pay) could also be redesigned. State governments and PSUs may adopt the commission with modifications. This calculator does not compute income tax — pair it with our Income Tax Calculator for a fuller picture. It also does not yet model the new pay matrix cell-by-cell (it uses the entry-level basic of each level); intra-level increments will continue per existing rules.
The 8th Central Pay Commission (CPC) is the panel set up by the Government of India to revise the pay structure, allowances and pension of central government employees and pensioners. It is widely expected to be effective from 1 January 2026, with arrears paid from that date once the commission's report is accepted by the Union Cabinet. Roughly 50 lakh employees and over 65 lakh pensioners stand to benefit. Final salary credits typically begin a few months after the notification, with lump-sum arrears.
The fitment factor is a single multiplier applied to your current basic pay under the 7th CPC to arrive at your revised basic pay under the 8th CPC. The 7th CPC used 2.57x (lifting the minimum basic from ₹7,000 to ₹18,000). For the 8th CPC, employee unions have proposed values between 2.86 and 4.0+. The National Council (JCM) and AIDEF have demanded 3.83, while IRTSA suggests differentiated factors per level (2.92x to 4.38x). The government's final figure is still under discussion.
Your revised basic pay equals your current basic × the chosen fitment factor. For an employee at the entry level with ₹18,000 basic: 2.86x = ₹51,480, 3.0x = ₹54,000, 3.68x = ₹66,240, 3.83x = ₹68,940, and 4.0x = ₹72,000. After 8th CPC rollout DA usually resets to 0%, so the headline monthly hike depends mainly on the fitment factor and the new HRA/TA on the revised basic. Use the side-by-side scenario table in this calculator to compare all factors instantly.
Yes, the commission's recommendations are usually backdated to its effective date, even if salary revisions are notified later. So if the 8th CPC is effective from 1 January 2026 and the notification arrives later in the year, you will receive arrears equal to (New Gross − Old Gross) × number of months in between. Pensioners similarly receive arrears on the revised pension and DR. Arrears are typically paid as a lump sum or in 2–3 instalments depending on the government order.
For pensioners, the same fitment factor is applied to their existing basic pension. So a basic pension of ₹9,000 becomes ₹25,740 at 2.86x, ₹34,470 at 3.83x and ₹36,000 at 4.0x. Family pension is at least 30% of the revised basic pension (subject to minimum and maximum limits). Dearness Relief (DR), the pensioner equivalent of DA, is added on top and revised twice a year along with CPI-IW data.
DA (Dearness Allowance) is paid to serving employees to offset inflation, and DR (Dearness Relief) is the same allowance paid to pensioners. Both are revised twice a year (January and July) based on the All India Consumer Price Index for Industrial Workers (CPI-IW). The fitment factor, in contrast, is a one-time multiplier applied at the start of a new pay commission to redefine your basic pay. DA/DR keeps purchasing power steady; the fitment factor delivers a genuine, structural salary increase.
The calculator uses the standard formulas the government itself follows: Revised Basic = Current Basic × Fitment Factor, with HRA at 30/20/10% (X/Y/Z cities) of revised basic, plus DA and TA. The numbers are accurate for any fitment factor you choose. The unknown is which factor the commission finally recommends — so we expose presets (2.57 to 4.0) plus a custom input so you can model every realistic outcome. Once the official 8th CPC notification is published, only the fitment factor input changes; the math stays the same.
Strictly speaking, the central CPC applies only to central government employees, defence personnel and central pensioners. However, most state governments adopt the central pay commission's recommendations (often with a delay of 6–24 months) for their own employees, sometimes with modifications. PSUs, autonomous bodies, and grant-in-aid institutions also tend to follow the central pattern. So while the immediate beneficiaries are central staff, the downstream impact is felt by tens of millions more across India.
See also: Income Tax Calculator, Salary Calculator, EMI Calculator.