Your payroll is due in three days. You have seven employees. Three of them have salaries that fall neatly below the PF and ESI ceilings. Two are above the ESI limit but below the PF ceiling. One just got a salary revision. And one joined last week.
You need the formulas. You need worked examples. And you need to know which formula applies to which employee.
This guide gives you exactly that — every PF and ESI calculation formula, explained clearly, with complete worked examples covering every scenario you will encounter in a real Indian payroll. Not theoretical — practical, realistic examples with actual numbers, applied to actual salary structures, covering the edge cases that catch employers off guard.
Whether you are running payroll for the first time or verifying calculations your accountant has prepared, this guide is your complete formula reference with proof-of-concept examples for every situation.
ERP Group's HR & Payroll software applies every formula in this guide automatically — so once you understand how it works, you can implement a system that does it for you every month without error.
The Master Formula Reference — Everything on One Page
PF Formulas at a Glance
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PF CALCULATION MASTER FORMULA
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STEP 1: PF Base = Basic Salary + Dearness Allowance
STEP 2: PF Calculation Wage = MIN(PF Base, ₹15,000)
STEP 3:
Employee PF = 12.00% × PF Calculation Wage
Employer EPF = 3.67% × PF Calculation Wage
Employer EPS = MIN(8.33% × PF Calculation Wage, ₹1,250)
Employer EDLI = 0.50% × PF Calculation Wage
Admin Charges = MAX(0.50% × PF Calculation Wage, ₹500/estab)
TOTAL Employee PF Deduction = 12% × PF Calculation Wage
TOTAL Employer PF Cost = 12.50% × PF Calculation Wage + Admin
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ESI Formulas at a Glance
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ESI CALCULATION MASTER FORMULA
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STEP 1: ESI Wages = Total Gross Salary (all regular components)
STEP 2: Check Ceiling
IF ESI Wages ≤ ₹21,000 → ESI APPLICABLE
IF ESI Wages > ₹21,000 → ESI NOT APPLICABLE
STEP 3 (only if applicable):
Employee ESI = 0.75% × ESI Wages (rounded to nearest ₹)
Employer ESI = 3.25% × ESI Wages (rounded to nearest ₹)
TOTAL Combined ESI = 4.00% × ESI Wages
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The Critical Difference — What Each Formula Runs On
| Scheme | Calculation Base | Rate | Ceiling |
| PF | Basic + DA only | 12% employee + ~13% employer | ₹15,000/month |
| ESI | Gross salary (all components) | 0.75% employee + 3.25% employer | ₹21,000/month |
This table represents the single most important concept in PF ESI calculation. PF is on basic wages only. ESI is on gross wages. Getting this wrong creates systematic calculation errors across your entire payroll.
PF Calculation Formula — Complete Technical Breakdown
Formula Component 1 — Identifying PF Base Wages
The Basic Formula
PF Base = Basic Salary + Dearness Allowance (DA)
What Counts as Basic Salary for PF
The basic salary component of your employee's salary structure — typically the largest single component, usually 40-50% of gross salary in well-structured payrolls. Basic salary is specifically and narrowly defined for PF purposes — it does not include allowances.
What Counts as Dearness Allowance
DA is an inflation-indexed component — common in government employment and some private sector contracts. Most private sector small businesses do not have a DA component — in which case PF Base = Basic Salary only.
What is EXCLUDED From PF Base
House Rent Allowance (HRA), Conveyance Allowance, Special Allowance, Medical Allowance, Leave Travel Allowance, Overtime wages, Attendance bonus, Incentive payments, City Compensatory Allowance, Any other named allowance.
The Special Allowance Complexity
A Supreme Court judgment (Surya Roshni Ltd. vs EPFO) held that allowances paid uniformly to all employees — that cannot genuinely be classified as special purpose allowances — may need to be included in PF wages. This is an evolving legal area. For practical purposes in most small business contexts: PF Base = Basic + DA.
Formula Component 2 — The PF Wage Ceiling Application
The Ceiling Formula
PF Calculation Wage = MIN(PF Base, ₹15,000)
This means:
- If PF Base is ₹10,000 → PF Calculation Wage = ₹10,000 (below ceiling, use actual)
- If PF Base is ₹15,000 → PF Calculation Wage = ₹15,000 (at ceiling, use actual)
- If PF Base is ₹20,000 → PF Calculation Wage = ₹15,000 (above ceiling, cap at ₹15,000)
- If PF Base is ₹50,000 → PF Calculation Wage = ₹15,000 (well above ceiling, always cap at ₹15,000)
Important Note on Voluntary Higher Contribution
Employers and employees may mutually agree to contribute on actual PF wages above ₹15,000. This is voluntary — not mandatory. Mandatory contribution is always calculated up to ₹15,000.
Formula Component 3 — Employee PF Contribution
Employee PF = 12% × PF Calculation Wage
Where the Employee's 12% Goes
The entire 12% employee contribution goes to the employee's EPF (Employees' Provident Fund) account — their retirement savings account maintained by EPFO.
Quick Calculation Examples
- PF Wage = ₹8,000 → Employee PF = ₹960
- PF Wage = ₹10,000 → Employee PF = ₹1,200
- PF Wage = ₹12,500 → Employee PF = ₹1,500
- PF Wage = ₹15,000 (ceiling) → Employee PF = ₹1,800 (maximum mandatory contribution)
Formula Component 4 — Employer PF Contributions
The employer's contribution is split across three sub-schemes:
Employer EPF Contribution
Employer EPF = 3.67% × PF Calculation Wage
Goes to: Employee's EPF account (together with employee's 12%, this builds the employee's PF corpus)
Employer EPS Contribution
Employer EPS = MIN(8.33% × PF Calculation Wage, ₹1,250)
Goes to: Employees' Pension Scheme — NOT to the employee's individual PF account. This funds the pension benefit. Maximum is ₹1,250/month (8.33% of ₹15,000 = ₹1,249.50 ≈ ₹1,250).
Employer EDLI Contribution
Employer EDLI = 0.50% × PF Calculation Wage
Goes to: Employees' Deposit Linked Insurance — provides life insurance cover linked to PF balance.
Administration Charges
Admin Charges = MAX(0.50% × PF Calculation Wage, ₹500 per establishment per month)
Goes to: EPFO's administrative expenses. Note: ₹500 is the minimum per establishment, not per employee.
Total Employer Contribution Summary
Total Employer PF = EPF (3.67%) + EPS (8.33%) + EDLI (0.50%)
= 12.50% of PF Calculation Wage
(+ Admin Charges on top)
Note: The employer's 12% is split as 3.67% EPF + 8.33% EPS. The additional 0.50% EDLI makes total employer contribution 12.50% (plus admin). While employee and employer each contribute "12%", only the employee's 12% + employer's 3.67% goes into the employee's PF account. The 8.33% goes to the pension fund.
ESI Calculation Formula — Complete Technical Breakdown
Formula Component 1 — Identifying ESI Wages
The ESI Wages Formula
ESI Wages = Sum of all regularly paid salary components
Unlike PF which is narrowly defined as Basic + DA, ESI wages are broad — including most regular salary components.
Included in ESI Wages — Complete List
Basic Salary ✅
Dearness Allowance ✅
House Rent Allowance ✅
Conveyance Allowance ✅
Special Allowance ✅
Night Shift Allowance ✅
Overtime Wages ✅
Production Incentives (if paid regularly) ✅
Attendance Bonus (if paid monthly) ✅
City Compensatory Allowance ✅
Any other regular component ✅
Excluded from ESI Wages
Annual Bonus (Payment of Bonus Act) ❌
Washing Allowance (up to ₹6.25/month) ❌
Gratuity ❌
Leave Encashment on Separation ❌
Retrenchment Compensation ❌
Medical Reimbursement (actual expense bills) ❌
In Most Cases
For a standard private sector salary structure: ESI Wages = Total Gross Salary (since most standard allowances are included)
Formula Component 2 — ESI Ceiling Check
The Ceiling Check Formula
IF (ESI Wages ≤ ₹21,000):
ESI APPLICABLE → proceed to contribution calculation
ELSE:
ESI NOT APPLICABLE → no ESI deduction or employer contribution
The Exactly ₹21,000 Case
An employee earning exactly ₹21,000 gross IS covered under ESI (≤ ₹21,000). This is a common point of confusion — ₹21,000 is the ceiling, not the threshold above which ESI applies. ESI applies UP TO AND INCLUDING ₹21,000.
Formula Component 3 — ESI Contribution Calculations
Employee ESI Formula
Employee ESI = ROUND(0.75% × ESI Wages, 0)
= ROUND(ESI Wages × 0.0075, 0)
Employer ESI Formula
Employer ESI = ROUND(3.25% × ESI Wages, 0)
= ROUND(ESI Wages × 0.0325, 0)
Rounding Rule for ESI
Both employee and employer ESI contributions are rounded to the nearest whole rupee.
- ₹75.49 → rounds to ₹75
- ₹75.50 → rounds to ₹76
Total Combined ESI
Total ESI = Employee ESI (0.75%) + Employer ESI (3.25%) = 4.00% of ESI Wages
Quick ESI Calculation Reference
| Gross Salary | Employee ESI (0.75%) | Employer ESI (3.25%) | Total |
| ₹10,000 | ₹75 | ₹325 | ₹400 |
| ₹14,000 | ₹105 | ₹455 | ₹560 |
| ₹17,000 | ₹128 | ₹553 | ₹681 |
| ₹19,000 | ₹143 | ₹618 | ₹761 |
| ₹21,000 | ₹158 | ₹683 | ₹841 |
| ₹21,001+ | ₹0 | ₹0 | ₹0 |
Formula Decision Tree — Which Applies to Your Employee?
The PF ESI Decision Tree
Use this decision tree for every employee before calculating:
START: Is your establishment PF-registered?
├── NO → No PF calculations. Continue to ESI.
└── YES → Continue to PF calculation.
│
└── What is Employee's Basic + DA?
├── ≤ ₹15,000 → Use ACTUAL Basic + DA as PF Calculation Wage
└── > ₹15,000 → Use ₹15,000 as PF Calculation Wage (ceiling applied)
│
└── Apply PF Rates:
Employee: 12% | Employer EPF: 3.67% | EPS: 8.33% | EDLI: 0.50%
CONTINUE: Is your establishment ESI-registered?
├── NO → No ESI calculations. Done.
└── YES → Continue to ESI check.
│
└── What is Employee's Gross Salary?
├── ≤ ₹21,000 → ESI APPLICABLE
│ Employee: 0.75% | Employer: 3.25%
└── > ₹21,000 → ESI NOT APPLICABLE
No ESI deduction or contribution.
8 Complete Worked Examples — Every Scenario Covered
Example 1 — Standard Employee, Below Both Ceilings
Employee Profile
Basic: ₹10,000 | DA: ₹0 | HRA: ₹4,000 | Conveyance: ₹1,500 | Special Allowance: ₹1,500 Gross Salary: ₹17,000
PF Calculation
PF Base = ₹10,000 + ₹0 = ₹10,000 PF Ceiling Check: ₹10,000 < ₹15,000 → Use ₹10,000
Employee PF = 12% × ₹10,000 = ₹1,200 Employer EPF = 3.67% × ₹10,000 = ₹367 Employer EPS = 8.33% × ₹10,000 = ₹833 Employer EDLI = 0.50% × ₹10,000 = ₹50
ESI Calculation
ESI Wages = ₹17,000 Ceiling Check: ₹17,000 < ₹21,000 → ESI applicable
Employee ESI = 0.75% × ₹17,000 = ₹127.50 ≈ ₹128 Employer ESI = 3.25% × ₹17,000 = ₹552.50 ≈ ₹553
Summary
Net Take-Home = ₹17,000 − ₹1,200 − ₹128 = ₹15,672 Total Employer Cost = ₹17,000 + ₹367 + ₹833 + ₹50 + ₹553 = ₹18,803
Example 2 — PF Ceiling Applied, ESI Applicable
Employee Profile
Basic: ₹16,000 | DA: ₹0 | HRA: ₹6,400 | Conveyance: ₹2,000 | Special: ₹1,600 Gross Salary: ₹26,000 → Wait — this is above ESI ceiling
Let us recalibrate: Basic ₹16,000 → PF ceiling applies. But gross ₹26,000 → ESI NOT applicable.
Actually, let us use a better example for this scenario: Basic: ₹16,000 | HRA: ₹2,400 | Conveyance: ₹1,000 | Special: ₹600 Gross Salary: ₹20,000
PF Calculation
PF Base = ₹16,000 + ₹0 = ₹16,000 PF Ceiling Check: ₹16,000 > ₹15,000 → Cap at ₹15,000
Employee PF = 12% × ₹15,000 = ₹1,800 Employer EPF = 3.67% × ₹15,000 = ₹550.50 ≈ ₹551 Employer EPS = 8.33% × ₹15,000 = ₹1,249.50 ≈ ₹1,250 (at ceiling) Employer EDLI = 0.50% × ₹15,000 = ₹75
ESI Calculation
ESI Wages = ₹20,000 Ceiling Check: ₹20,000 < ₹21,000 → ESI applicable
Employee ESI = 0.75% × ₹20,000 = ₹150 Employer ESI = 3.25% × ₹20,000 = ₹650
Summary
Net Take-Home = ₹20,000 − ₹1,800 − ₹150 = ₹18,050 Total Employer Cost = ₹20,000 + ₹551 + ₹1,250 + ₹75 + ₹650 = ₹22,526
Example 3 — PF Ceiling Applied, No ESI (Above ESI Ceiling)
Employee Profile
Basic: ₹20,000 | DA: ₹0 | HRA: ₹8,000 | Conveyance: ₹3,000 | Special: ₹5,000 Gross Salary: ₹36,000
PF Calculation
PF Base = ₹20,000 + ₹0 = ₹20,000 PF Ceiling Check: ₹20,000 > ₹15,000 → Cap at ₹15,000
Employee PF = 12% × ₹15,000 = ₹1,800 Employer EPF = 3.67% × ₹15,000 = ₹551 Employer EPS = ₹1,250 (at ceiling) Employer EDLI = ₹75
ESI Calculation
ESI Wages = ₹36,000 Ceiling Check: ₹36,000 > ₹21,000 → ESI NOT applicable Employee ESI = ₹0 | Employer ESI = ₹0
Summary
Net Take-Home = ₹36,000 − ₹1,800 = ₹34,200 Total Employer Cost = ₹36,000 + ₹551 + ₹1,250 + ₹75 = ₹37,876
Example 4 — Employee Exactly at ESI Ceiling
Employee Profile
Basic: ₹12,000 | DA: ₹1,500 | HRA: ₹4,800 | Conveyance: ₹1,600 | Special: ₹1,100 Gross Salary: ₹21,000 (exactly at ESI ceiling)
PF Calculation
PF Base = ₹12,000 + ₹1,500 = ₹13,500 PF Ceiling Check: ₹13,500 < ₹15,000 → Use ₹13,500
Employee PF = 12% × ₹13,500 = ₹1,620 Employer EPF = 3.67% × ₹13,500 = ₹495.45 ≈ ₹495 Employer EPS = 8.33% × ₹13,500 = ₹1,124.55 ≈ ₹1,125 Employer EDLI = 0.50% × ₹13,500 = ₹68
ESI Calculation
ESI Wages = ₹21,000 Ceiling Check: ₹21,000 = ₹21,000 → ESI IS applicable (at ceiling, not above)
Employee ESI = 0.75% × ₹21,000 = ₹157.50 ≈ ₹158 Employer ESI = 3.25% × ₹21,000 = ₹682.50 ≈ ₹683
Important Note
₹21,000 is the ceiling — meaning ESI applies to employees earning UP TO AND INCLUDING ₹21,000 gross. Only earnings ABOVE ₹21,000 are exempt.
Summary
Net Take-Home = ₹21,000 − ₹1,620 − ₹158 = ₹19,222 Total Employer Cost = ₹21,000 + ₹495 + ₹1,125 + ₹68 + ₹683 = ₹23,371
Example 5 — Low-Wage Employee (Minimum Wage Range)
Employee Profile
Basic: ₹7,500 | DA: ₹0 | HRA: ₹3,000 | Conveyance: ₹1,500 | Special: ₹1,000 Gross Salary: ₹13,000
PF Calculation
PF Base = ₹7,500 + ₹0 = ₹7,500 PF Ceiling Check: ₹7,500 < ₹15,000 → Use ₹7,500
Employee PF = 12% × ₹7,500 = ₹900 Employer EPF = 3.67% × ₹7,500 = ₹275.25 ≈ ₹275 Employer EPS = 8.33% × ₹7,500 = ₹624.75 ≈ ₹625 Employer EDLI = 0.50% × ₹7,500 = ₹37.50 ≈ ₹38
ESI Calculation
ESI Wages = ₹13,000 < ₹21,000 → ESI applicable
Employee ESI = 0.75% × ₹13,000 = ₹97.50 ≈ ₹98 Employer ESI = 3.25% × ₹13,000 = ₹422.50 ≈ ₹423
Summary
Net Take-Home = ₹13,000 − ₹900 − ₹98 = ₹12,002 Total Employer Cost = ₹13,000 + ₹275 + ₹625 + ₹38 + ₹423 = ₹14,361
Example 6 — Employee With Dearness Allowance Component
Employee Profile
Basic: ₹9,000 | DA: ₹2,000 | HRA: ₹4,400 | Conveyance: ₹1,600 Gross Salary: ₹17,000
PF Calculation — DA Changes the PF Base
PF Base = Basic + DA = ₹9,000 + ₹2,000 = ₹11,000 (not just basic ₹9,000) PF Ceiling Check: ₹11,000 < ₹15,000 → Use ₹11,000
Employee PF = 12% × ₹11,000 = ₹1,320 Employer EPF = 3.67% × ₹11,000 = ₹403.70 ≈ ₹404 Employer EPS = 8.33% × ₹11,000 = ₹916.30 ≈ ₹916 Employer EDLI = 0.50% × ₹11,000 = ₹55
Comparison — If DA Was Ignored in PF Calculation
If someone incorrectly calculated PF on basic only (₹9,000): Employee PF = 12% × ₹9,000 = ₹1,080 (wrong — understates by ₹240)
This shows why including DA in PF base matters — missing it creates under-deduction.
ESI Calculation
ESI Wages = ₹17,000 (entire gross, including DA) < ₹21,000 → ESI applicable
Employee ESI = 0.75% × ₹17,000 = ₹127.50 ≈ ₹128 Employer ESI = 3.25% × ₹17,000 = ₹552.50 ≈ ₹553
Summary
Net Take-Home = ₹17,000 − ₹1,320 − ₹128 = ₹15,552 Total Employer Cost = ₹17,000 + ₹404 + ₹916 + ₹55 + ₹553 = ₹18,928
Example 7 — Mid-Month Joiner (Prorated Calculation)
Employee Profile
Monthly Basic: ₹12,000 | Monthly Gross: ₹20,000 Join Date: 16th of the month Total Working Days in Month: 26 | Days Worked: 11
Step 1 — Pro-Rate the Salary
Pro-Rated Basic = (₹12,000 ÷ 26) × 11 = ₹5,076.92 ≈ ₹5,077
Pro-Rated Gross = (₹20,000 ÷ 26) × 11 = ₹8,461.54 ≈ ₹8,462
PF Calculation on Pro-Rated Salary
PF Base = Pro-Rated Basic = ₹5,077 PF Ceiling Check: ₹5,077 < ₹15,000 → Use ₹5,077
Employee PF = 12% × ₹5,077 = ₹609.24 ≈ ₹609 Employer EPF = 3.67% × ₹5,077 = ₹186.33 ≈ ₹186 Employer EPS = 8.33% × ₹5,077 = ₹423.01 ≈ ₹423 Employer EDLI = 0.50% × ₹5,077 = ₹25.39 ≈ ₹25
ESI Calculation on Pro-Rated Salary
ESI Wages = Pro-Rated Gross = ₹8,462 ESI Ceiling Check: ₹8,462 < ₹21,000 → ESI applicable
Employee ESI = 0.75% × ₹8,462 = ₹63.47 ≈ ₹63 Employer ESI = 3.25% × ₹8,462 = ₹275.02 ≈ ₹275
Summary
Net Take-Home = ₹8,462 − ₹609 − ₹63 = ₹7,790 Total Employer Cost = ₹8,462 + ₹186 + ₹423 + ₹25 + ₹275 = ₹9,371
Example 8 — Employee With Overtime (ESI Includes Overtime, PF Excludes)
Employee Profile
Basic: ₹10,000 | HRA: ₹4,000 | Conveyance: ₹1,500 | Special: ₹1,500 Regular Gross: ₹17,000 Overtime This Month: ₹3,500 Total Wages This Month: ₹20,500
PF Calculation (Overtime EXCLUDED)
PF is calculated on regular wages only — overtime is specifically excluded from PF base.
PF Base = Basic + DA = ₹10,000 + ₹0 = ₹10,000 (overtime not included) PF Ceiling Check: ₹10,000 < ₹15,000 → Use ₹10,000
Employee PF = 12% × ₹10,000 = ₹1,200 (same as if no overtime) Employer EPF = ₹367 | Employer EPS = ₹833 | Employer EDLI = ₹50
ESI Calculation (Overtime INCLUDED)
ESI is calculated on total wages INCLUDING overtime.
ESI Wages = Regular Gross + Overtime = ₹17,000 + ₹3,500 = ₹20,500 Ceiling Check: ₹20,500 < ₹21,000 → ESI applicable
Employee ESI = 0.75% × ₹20,500 = ₹153.75 ≈ ₹154 Employer ESI = 3.25% × ₹20,500 = ₹666.25 ≈ ₹666
Key Insight From This Example
Without overtime, ESI would have been: Employee ESI = 0.75% × ₹17,000 = ₹128
With overtime, ESI increased to ₹154 — because overtime is part of ESI wages. But PF remains ₹1,200 — because overtime is excluded from PF.
Summary
Net Take-Home = ₹20,500 − ₹1,200 − ₹154 = ₹19,146 Total Employer Cost = ₹20,500 + ₹367 + ₹833 + ₹50 + ₹666 = ₹22,416
Employer Cost Formula — Complete CTC Calculation
Understanding Total Cost to Company (CTC)
The CTC for an employee is not just their gross salary — it includes the employer's PF and ESI contributions on top.
Complete Employer Cost Formula
Total Employer Cost = Gross Salary
+ Employer EPF (3.67% of PF Calculation Wage)
+ Employer EPS (MIN(8.33% × PF Calculation Wage, ₹1,250))
+ Employer EDLI (0.50% of PF Calculation Wage)
+ Employer ESI (3.25% of Gross, if applicable)
+ Admin Charges (0.50% of PF wages, min ₹500 per estab)
Employer Cost Examples by Salary Level
Employer Cost for ₹15,000 Gross Employee (Basic ₹8,000)
PF Calculation Wage = ₹8,000 Gross Salary: ₹15,000 Employer EPF: 3.67% × ₹8,000 = ₹294 Employer EPS: 8.33% × ₹8,000 = ₹666 Employer EDLI: 0.50% × ₹8,000 = ₹40 Employer ESI: 3.25% × ₹15,000 = ₹488 Total Employer Cost: ₹15,000 + ₹294 + ₹666 + ₹40 + ₹488 = ₹16,488 Statutory overhead = 9.9% of gross salary
Employer Cost for ₹21,000 Gross Employee (Basic ₹13,500)
PF Calculation Wage = ₹13,500 Gross Salary: ₹21,000 Employer EPF: 3.67% × ₹13,500 = ₹495 Employer EPS: 8.33% × ₹13,500 = ₹1,125 Employer EDLI: 0.50% × ₹13,500 = ₹68 Employer ESI: 3.25% × ₹21,000 = ₹683 Total Employer Cost: ₹21,000 + ₹495 + ₹1,125 + ₹68 + ₹683 = ₹23,371 Statutory overhead = 11.3% of gross salary
Employer Cost for ₹35,000 Gross Employee (Basic ₹20,000)
PF Calculation Wage = ₹15,000 (ceiling applied) Gross Salary: ₹35,000 Employer EPF: 3.67% × ₹15,000 = ₹551 Employer EPS: ₹1,250 (at ceiling) Employer EDLI: 0.50% × ₹15,000 = ₹75 Employer ESI: ₹0 (gross > ₹21,000) Total Employer Cost: ₹35,000 + ₹551 + ₹1,250 + ₹75 = ₹36,876 Statutory overhead = 5.4% of gross salary (lower because ESI does not apply)
Net Salary Formula — Complete Take-Home Calculation
The Net Salary Formula
Net Take-Home = Gross Salary
− Employee PF (12% × PF Calculation Wage)
− Employee ESI (0.75% × Gross, if applicable)
− Income Tax TDS (if applicable)
− Professional Tax (state-specific, typically ₹200/month)
− Any other authorised deductions
Net Salary Calculation Table — Quick Reference
| Gross Salary | Employee PF | Employee ESI | Net Take-Home (ex-TDS/PT) |
| ₹10,000 (Basic ₹6,000) | ₹720 | ₹75 | ₹9,205 |
| ₹15,000 (Basic ₹8,000) | ₹960 | ₹113 | ₹13,927 |
| ₹17,000 (Basic ₹10,000) | ₹1,200 | ₹128 | ₹15,672 |
| ₹20,000 (Basic ₹12,000) | ₹1,440 | ₹150 | ₹18,410 |
| ₹21,000 (Basic ₹13,500) | ₹1,620 | ₹158 | ₹19,222 |
| ₹25,000 (Basic ₹15,000) | ₹1,800 | ₹0 | ₹23,200 |
| ₹35,000 (Basic ₹20,000) | ₹1,800 | ₹0 | ₹33,200 |
Note: Once basic exceeds ₹15,000, PF remains fixed at ₹1,800. Once gross exceeds ₹21,000, ESI is ₹0.
Edge Case Formulas
Formula for Employee on Leave Without Pay (LWP)
Pro-Rated Salary for LWP
LWP Deduction = (Monthly Salary ÷ Working Days in Month) × Days on LWP
Actual Salary for Month = Monthly Salary − LWP Deduction
PF ESI on LWP-Reduced Salary
Apply PF and ESI formulas to the actual salary (after LWP deduction) — not the full monthly salary.
Worked Example
Monthly Gross: ₹18,000 | Basic: ₹10,000 | LWP: 3 days | Working Days: 26
LWP Deduction = (₹18,000 ÷ 26) × 3 = ₹2,076.92 ≈ ₹2,077 Actual Gross = ₹18,000 − ₹2,077 = ₹15,923 Actual Basic = ₹10,000 − (₹10,000 ÷ 26 × 3) = ₹10,000 − ₹1,154 = ₹8,846
Employee PF = 12% × ₹8,846 = ₹1,062 Employee ESI = 0.75% × ₹15,923 = ₹119.42 ≈ ₹119
Formula for Employee Receiving Annual Bonus
Bonus PF Treatment
Annual bonus under the Payment of Bonus Act = EXCLUDED from PF wages No additional PF on bonus month.
Bonus ESI Treatment
Annual bonus under the Payment of Bonus Act = EXCLUDED from ESI wages No additional ESI on bonus month.
Regular Salary Month Where Bonus is Paid
Calculate PF and ESI on regular salary components only. Bonus amount is paid separately without PF/ESI deduction.
Formula for Partial Month — Employee Leaving Mid-Month
Same Pro-Rated Formula as Mid-Month Joining
Pro-Rated Salary = (Monthly Salary ÷ Total Working Days) × Days Worked
Apply PF and ESI to Pro-Rated figures using standard formulas
Additional Calculation — Full and Final Settlement
On separation: Calculate and pay Leave Encashment (excluded from PF/ESI), Gratuity if eligible (excluded from PF/ESI), Notice pay (subject to PF/ESI if applicable), Retrenchment compensation if applicable (excluded from PF/ESI).
How ERP Group Applies Every Formula Automatically
The Problem With Manual Formula Application
The eight examples in this guide illustrate just some of the calculation scenarios in a typical payroll. A 15-person team might have:
- Three employees above PF ceiling — requiring ceiling application
- Two employees near ESI ceiling — requiring careful ceiling monitoring
- One mid-month joiner — requiring pro-rated calculation
- One employee with overtime — requiring separate PF and ESI base determination
- One employee who received a salary revision — applying new structure from effective date
Manually applying the correct formula to each employee, for each scenario, every month — while ensuring no calculation errors, no missed ceiling applications, and no incorrect base selections — is a substantial and error-prone exercise.
How ERP Group's Payroll Engine Works
Salary Structure Configuration
In ERP Group's HR & Payroll software, you configure salary structures once — specifying each component and its PF/ESI treatment. Basic Salary tagged as PF-applicable, HRA and Conveyance tagged as PF-excluded. All regular components tagged as ESI-included. Annual bonus tagged as PF/ESI-excluded.
Automatic Formula Application
When monthly payroll is run, ERP Group applies every formula automatically for every employee:
- Calculates PF Base as sum of PF-tagged components (Basic + DA)
- Applies ₹15,000 ceiling automatically for employees above threshold
- Applies 12% employee and 3.67% + 8.33% + 0.50% employer rates
- Calculates ESI Wages as sum of all ESI-tagged components
- Checks ₹21,000 ceiling for every employee
- Applies 0.75% and 3.25% rates with correct rounding
- Handles pro-rated calculations for joiners and leavers automatically
Zero Manual Calculation
Your payroll administrator enters or confirms the salary structure and attendance data. ERP Group does all the arithmetic — with no manual formula application required.
Integration With Accounting
ERP Group's payroll integrates natively with accounting software — posting salary expense, PF liability, and ESI liability journal entries automatically when payroll is processed. No separate manual journal entries for statutory deductions.
For businesses with warehouse staff whose attendance is tracked through operations, ERP Group's warehouse management system feeds attendance data directly into payroll. Sales team commissions managed through CRM software are automatically included in variable pay calculations. Retail counter staff managed through POS software have their working hours connected to payroll seamlessly.
For a complete guide to PF ESI compliance requirements beyond just the calculation formulas, read our comprehensive guide on PF ESI calculation for small business India 2026.
For a detailed guide on step-by-step PF and ESI calculation applied to different salary structures, read our complete guide on how to calculate PF and ESI on salary India.
For businesses managing payroll for a small team and needing complete worked examples, read our practical guide on PF ESI calculator for 10 employees India.
The Complete Formula Summary Table
Everything in One Reference Table
| Element | Formula | Key Rule |
| PF Base | Basic + DA | Not gross salary |
| PF Calculation Wage | MIN (PF Base, ₹15,000) | Ceiling at ₹15,000 |
| Employee PF | 12% × PF Calculation Wage | Fixed rate |
| Employer EPF | 3.67% × PF Calculation Wage | To employee's EPF |
| Employer EPS | MIN (8.33% × PF Cal. Wage, ₹1,250) | To pension fund |
| Employer EDLI | 0.50% × PF Calculation Wage | Insurance scheme |
| Admin Charges | MAX (0.50% × PF Cal. Wage, ₹500 | Per establishment min |
| ESI Wages | Total Gross Salary | Includes most allowances |
| ESI Applicability | IF ESI Wages ≤ ₹21,000 | Ceiling at ₹21,000 |
| Employee ESI | ROUND (0.75% × ESI Wages, 0) | Rounded to ₹ |
| Employer ESI | ROUND (3.25% × ESI Wages, 0) | Rounded to ₹ |
| Net Take-Home | Gross − Emp PF − Emp ESI − TDS − PT | Other deductions apply |
| Total Employer Cost | Gross + Empr PF + Empr ESI | Excludes admin, PT |
| Pro-Rated Salary | (Monthly ÷ Working Days) × Days Worked | Joiners and leavers |
Conclusion — Master the Formulas, Then Automate Them
The PF and ESI calculation formulas covered in this guide are not complex once the key rules are clear — PF on Basic + DA up to ₹15,000, ESI on gross wages up to ₹21,000, with fixed rates for employee and employer contributions. The eight worked examples demonstrate how these formulas apply across the full range of salary structures and scenarios you will encounter in Indian payroll.
Understanding these formulas makes you a more informed employer — you can verify calculations, explain deductions to employees, and understand exactly what your statutory labour cost consists of. But understanding the formulas and calculating them manually every month are two very different things.
ERP Group's HR & Payroll software applies every formula automatically — saving calculation time, eliminating arithmetic errors, generating compliant ECR and ESI files, and integrating payroll with accounting software, warehouse management, POS software, and CRM software for complete business management.
Understand the formulas. Then let ERP Group calculate them automatically — correctly, every month, for every employee.
Automate Your PF ESI Calculations — Book Your Free Demo
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