8th CPC Salary Arrears Calculator — Monthly Pay Slip & Salary Difference Breakdown
Calculate monthly salary difference and accumulated salary arrears under 8th CPC. Compares Old vs New Basic, Dearness Allowance merger, HRA, TA, and NPS/UPS deductions.
🧮 Arrears Calculator Parameters
Central Govt, Defence & PensionersEstimated Arrears Summary
Pay Level 1 to 18 Arrears Payout Table (18 Months)
Calculated at expected 2.28 Fitment Factor and 55% current DA. Reflects standard entry pay for every pay level from Group C to Cabinet Secretary.
| Pay Level & Cadre | 7th CPC Basic | 8th CPC Basic (2.28) | Monthly Basic Diff | Monthly Gross Diff | Gross Arrears (18 Mo) | Net Arrears (after NPS) |
|---|---|---|---|---|---|---|
| Level 1 MTS / Group D Entry |
₹18,000 | ₹41,000 | +₹23,000 | +₹18,708 | ₹336,744 | ₹295,344 |
| Level 2 LDC / Junior Clerk |
₹19,900 | ₹45,400 | +₹25,500 | +₹20,663 | ₹371,934 | ₹326,034 |
| Level 3 Constable / Skilled Staff |
₹21,700 | ₹49,500 | +₹27,800 | +₹24,045 | ₹432,810 | ₹382,770 |
| Level 4 Head Constable / Technician |
₹25,500 | ₹58,100 | +₹32,600 | +₹27,715 | ₹498,870 | ₹440,190 |
| Level 5 UDC / Senior Clerk |
₹29,200 | ₹66,600 | +₹37,400 | +₹31,440 | ₹565,920 | ₹498,600 |
| Level 6 Sub-Inspector / Teacher |
₹35,400 | ₹80,700 | +₹45,300 | +₹37,510 | ₹675,180 | ₹593,640 |
| Level 7 Section Officer / Inspector |
₹44,900 | ₹102,400 | +₹57,500 | +₹46,925 | ₹844,650 | ₹741,150 |
| Level 8 Assistant Accounts Officer |
₹47,600 | ₹108,500 | +₹60,900 | +₹49,520 | ₹891,360 | ₹781,740 |
| Level 9 Senior Section Officer |
₹53,100 | ₹121,100 | +₹68,000 | +₹55,015 | ₹990,270 | ₹867,870 |
| Level 10 Group A Entry / DSP |
₹56,100 | ₹127,900 | +₹71,800 | +₹57,925 | ₹1,042,650 | ₹913,410 |
| Level 11 Senior Time Scale (STS) |
₹67,700 | ₹154,400 | +₹86,700 | +₹69,425 | ₹1,249,650 | ₹1,093,590 |
| Level 12 Junior Administrative Grade |
₹78,800 | ₹179,700 | +₹100,900 | +₹80,360 | ₹1,446,480 | ₹1,264,860 |
| Level 13 Selection Grade (Director) |
₹123,100 | ₹280,700 | +₹157,600 | +₹124,035 | ₹2,232,630 | ₹1,948,950 |
| Level 13A Senior Selection Grade |
₹131,100 | ₹298,900 | +₹167,800 | +₹131,875 | ₹2,373,750 | ₹2,071,710 |
| Level 14 Joint Secretary / SAG |
₹144,200 | ₹328,800 | +₹184,600 | +₹144,830 | ₹2,606,940 | ₹2,274,660 |
| Level 15 Principal Secretary / HAG |
₹182,200 | ₹415,400 | +₹233,200 | +₹182,250 | ₹3,280,500 | ₹2,860,740 |
| Level 16 Additional Secretary / HAG+ |
₹205,400 | ₹468,300 | +₹262,900 | +₹205,130 | ₹3,692,340 | ₹3,219,120 |
| Level 17 Special Secretary / Apex Scale |
₹225,000 | ₹513,000 | +₹288,000 | +₹224,470 | ₹4,040,460 | ₹3,522,060 |
| Level 18 Cabinet Secretary of India |
₹250,000 | ₹570,000 | +₹320,000 | +₹249,120 | ₹4,484,160 | ₹3,908,160 |
Understanding the Difference Between Basic Arrears and Take-Home Cash
- Gross Jump vs In-Hand Jump: Because DA is absorbed into basic pay, your in-hand increase is not the raw basic jump.
- Mandatory PRAN Credit: 10% of basic arrears is routed directly to your NPS/UPS account.
- CGHS & CGEGIS Slabs: Group insurance and health scheme contributions undergo revision corresponding to your new pay grade.
Many employees confuse "Basic Pay Difference" with "Net In-Hand Salary Difference". When pay scales are revised, the Dearness Allowance rate resets, altering the entire deductions and allowances structure.
1. The Dearness Allowance Absorption Factor
Under 7th CPC, employees currently receive Basic Pay + 55% DA. When 8th CPC is implemented, this 55% DA is absorbed into the new Basic Pay. Therefore, the actual cash increase in your monthly pay slip is the difference between your New Gross Pay (at 0% DA initially) and your Old Gross Pay (which had 55% DA).
2. Statutory NPS / UPS Deductions on Arrears
Under the National Pension System (NPS) and Unified Pension Scheme (UPS), government employees contribute 10% of (Basic Pay + DA) towards retirement. When arrears are credited, a statutory 10% deduction is applied to the Basic Pay arrears component, which is credited to your PRAN account alongside the matching Government contribution (14% under NPS / 18.5% under UPS).
3. Health Scheme & Insurance Adjustments
Subscription rates for Central Government Employees Group Insurance Scheme (CGEGIS) and Central Government Health Scheme (CGHS) are also adjusted per pay level, with revised deductions applicable from the date of notification.
Explore All 8th CPC Arrears Scenarios
Compare how different government notification timelines directly affect your total lump-sum payout across all pay levels.