ESIC, Professional Tax, and Income Tax (TDS)

How ESIC Works:

• Settings: Define the ESIC Wage Formula (usually `GROSS`) and the Wage Eligibility Limit (currently ₹21,000).
• Automation: During payroll, the engine checks the employee's gross pay. If their gross is ≤ ₹21,000, ESIC is automatically deducted (0.75% from the employee, 3.25% from the employer). If it exceeds ₹21,000, the engine skips the deduction entirely.

How TDS is Calculated: The TDS (Tax Deducted at Source) calculation runs automatically every month:

• Annualization: The system looks at the employee's current gross salary and multiplies it by the remaining months in the financial year (April to March). It adds this to any actual salary already paid in previous months.
• Tax Regime Selection: The engine checks if the employee has opted for the Old Tax Regime or New Tax Regime in their profile.
• Exemptions & Declarations (Old Regime): If the Old regime is selected, the engine deducts standard exemptions (HRA, Section 10) and the specific investment declarations (80C, 80D, rent receipts) submitted by the employee via the portal.
• Slab Evaluation: The remaining net taxable income is run through the latest government tax slabs. Section 87A rebates and the 4% Health & Education Cess are applied.
• Monthly Deduction: The final annual tax liability is divided evenly across the remaining months of the year, resulting in the exact TDS amount deducted on the current month's payslip.

Troubleshooting & FAQs:

• *Q: An employee's PT wasn't deducted this month. Why?*

A: Professional Tax slabs differ wildly by state. For example, some states only deduct PT in specific months, or exempt female employees, or waive PT if the gross salary falls below a certain threshold (e.g., ₹10,000). The engine automatically handles these edge cases.

• *Q: Can an employee switch between the Old and New Tax Regime mid-year?*

A: A4Tool allows HR to configure whether mid-year regime switching is permitted. If switched, the TDS engine will completely recalculate the annual projection during the next payroll run and adjust the monthly deduction accordingly to recover any shortfalls.