CTC Structure Calculator

The Code on Wages 2019 — What Changed

The Code on Wages 2019 — one of four New Labour Codes — came into force on 21 November 2025. It consolidates four earlier laws (Payment of Wages Act, Minimum Wages Act, Payment of Bonus Act, Equal Remuneration Act) and introduces a single uniform definition of "wages" applicable across all labour and social-security statutes including the EPF Act, ESI Act, and Payment of Gratuity Act.

The New Definition of Wages

Section 2(y) of the Code defines "wages" as comprising three components:

1. Basic pay (the contractual base salary)
2. Dearness allowance (cost-of-living adjustment, where applicable)
3. Retaining allowance (where applicable)

The 50% Floor — How It Operates

The Code places a statutory floor on the wage component. Items excluded from wages (HRA, conveyance, overtime, bonus, employer PF, accommodation amenities, etc.) cannot exceed 50% of total remuneration. Where the excluded items do exceed 50%, the excess is automatically added back to wages. The practical effect: wages must always be at least 50% of total CTC.

What's Included vs Excluded

Salary Components — Old vs New

Typical Old Structure (Pre-Code)

For decades, Indian salary structures were optimised to minimise PF and gratuity outgo. A typical mid-level salary had:

• Basic + DA: 30-35% of CTC
• HRA: 40-50% of basic (depending on metro/non-metro)
• Special Allowance: residual ~25-35% of CTC
• LTA: 1-2 months basic per annum (in some structures)
• Conveyance: ₹1,600/month (now subsumed in standard deduction)
• Other tax-efficient allowances: meal vouchers, fuel, books, telephone

New Code-Compliant Structure

Under Code on Wages 2019, the same total CTC is reallocated:

• Basic + DA: 50% of CTC (statutory minimum)
• HRA: 50% of basic (metro) or 40% of basic (non-metro) per Section 10(13A) IT Act exemption framework
• Special Allowance: residual (now smaller)
• Tax-efficient allowances: continue but cannot exceed 50% in aggregate

HRA — Metro vs Non-Metro

HRA continues as a salary component and remains tax-exempt under Section 10(13A) of the Income Tax Act. The lowest of three is exempt: actual HRA received, rent paid minus 10% of basic, or 50% of basic for metro cities (Mumbai, Delhi, Kolkata, Chennai) / 40% for non-metro. The Patron HRA Calculator handles the exemption computation.

PF Wage Cap — ₹15,000 vs Actual Basic

Under the EPF Act, PF is mandatory for employees with basic wages up to ₹15,000/month. Above this threshold, PF is voluntary at the employee's election. Most large employers operate two policies:

• Capped at ₹15K basic: PF = 12% × ₹15,000 = ₹1,800/month employer + ₹1,800/month employee. Cheaper for employer, lower retirement corpus for employee.
• On actual basic: PF = 12% × actual basic. Higher employer cost, higher employee deduction, higher retirement corpus.

The choice affects the calculator's output significantly — try both toggles to see the difference.

Financial Impact — Detailed Analysis

Impact on Employee Take-Home

Take-home pay typically drops 5-7% per month for employees moving from 30% basic to 50% basic. The reduction is the increased employee PF deduction (12% of higher basic). For a ₹10 lakh CTC employee with PF on actual basic, monthly take-home may drop from ~₹67,000 to ~₹62,000 — about ₹5,000/month decrease.

Indicative figures. Actual depends on city HRA tier, PF capping policy, professional tax slab, and tax regime selected.

Impact on Employer Total Cost

Employer total cost typically rises 5-15% for companies with low-basic legacy structures. The increase comes from:

• Higher employer PF: 12% on the new (higher) basic, capped at ₹15K or actual
• Higher gratuity accrual: 4.81% on the new basic adds to balance-sheet liability
• Higher statutory bonus: where applicable, computed on the new wage base
• Higher leave encashment: linked to basic, so accruals scale up

Impact on Gratuity Entitlement

Gratuity is computed under the Payment of Gratuity Act 1972 at 15 days of basic per year of service. With basic moving from 30% to 50% of CTC, gratuity payout on separation increases proportionately. The Code on Social Security 2020 also reduced the continuous-service threshold from 5 years to 1 year for fixed-term employees, expanding eligibility.

Impact on Long-Term Retirement Corpus

The 8% PF interest compounded over a 25-year career creates a meaningful retirement-corpus boost. An employee whose PF deduction rises by ₹2,000/month sees a corpus increase of approximately ₹18 lakh over 25 years at 8% — meaningful for retirement security. This is why the Code is positioned as pro-employee despite the take-home reduction.

Transition Steps for HR & Payroll Teams

1. Audit Current Salary Structures

Pull a payroll-wide report of basic-as-percentage-of-CTC. Flag every employee with basic below 50% of total CTC. Most companies discover 60-80% of their workforce is non-compliant. Build a workbook with employee ID, current basic %, and target basic = 50% of CTC.

2. Re-Budget Employer Cost

Compute the increment in employer PF (12% on the gap between old and new basic) and gratuity accrual (4.81% on same gap) for each non-compliant employee. Aggregate to get the total monthly and annual cost increase. CFOs should add at least 5% buffer to compensation cost lines for FY 2026-27 and onward.

3. Decide CTC Treatment Approach

Two approaches exist:

• Hold CTC constant: Reallocate components to reach 50% basic. Employee take-home drops by the increased PF deduction. Most companies choose this.
• Increase CTC to maintain take-home: Add the increased PF deduction back as additional CTC. Employer absorbs full cost increase. Premium employers / talent retention scenarios.

4. Communicate to Employees

Issue a CTC restructuring communication explaining the regulatory driver, the structure change, the impact on take-home, and the long-term benefit (retirement corpus, gratuity). Provide a personalised before-and-after summary to each employee. Manage expectations carefully — take-home reduction can be perceived as a salary cut without context.

5. Update Salary Breakup Letters

Issue revised salary breakup letters showing the new component-wise structure. Most labour-law commentators advise obtaining employee acknowledgment of the revised structure to avoid disputes. An ICAI-empanelled CA can provide signed templates and end-to-end coordination, including the Patron team.

6. Reconfigure Payroll Software

Engage your payroll software vendor for the Code-on-Wages compliance patch — most major vendors registered with the Ministry of Corporate Affairs have already issued updates. Most major vendors (Keka, GreytHR, Zoho People, ZingHR) have already issued updates. For SAP / Oracle / customised payroll systems, configuration changes are needed in the wage-type structure and PF computation logic.

7. Update EPFO Filings

Ensure monthly ECR filings reflect the new wage base. EPFO portal should show consistent wages-as-percentage-of-total-pay for audit defence. Run reconciliation between Form 26AS, GSTR-1 turnover, and payroll wages quarterly to catch any drift.