Methodology, assumptions, and source references
Auto-updated on Feb 24, 2026Data snapshot: Sep 13, 2025
Inputs used
- Annual CTC, city type, PF %, optional HRA/gratuity/professional-tax toggles
- Salary comparison uses current offer, new offer, and city cost multipliers
Formula basis
- Component split model: basic + HRA + allowance with deduction roll-up
- Illustrative tax and statutory deduction estimation for take-home projection
- City comparison uses normalization multipliers for cost-adjusted change
Assumptions and limits
- Salary structures vary by employer; this is a planning model, not payroll output
- Tax and deduction estimates are simplified for quick decision support
- Professional tax/benefit treatment can differ by state and payroll policy