Every calculator on this site is built using primary source formulas — Income Tax Department notifications, RBI circulars, the Payment of Gratuity Act, SEBI mutual fund rules and other official references.
How we validate calculators
- Formulas cross-verified against the official source document
- Each tool is reviewed by a qualified Chartered Accountant or Financial Planner
- Test cases run on every release to ensure accuracy
- Updated within 7 days of any regulatory change
Edit this page in the admin panel to add specific source citations.