Last reviewed: June 2026 · Owner: Vajid Khan
Update Schedule
All Calculent tools are reviewed and updated according to the following schedule:
| Trigger | Tools Affected | Update Timeline |
|---|---|---|
| Union Budget announcement | Income Tax, Salary, EPF, PPF | Within 24-48 hours |
| RBI repo rate change | All loan calculators, FD, PPF | Within 24 hours |
| GST Council notification | GST Calculator, Invoice Generator | Within 48 hours |
| WHO guideline update | BMI, BMR, Calorie, TDEE | Within 7 days |
| Quarterly review (routine) | all 74 tools | Every 3 months |
| User error report | Reported tool | Within 5 business days |
Update Verification Process
- Monitor official government/regulatory sources (CBDT, RBI, GSTN, WHO)
- Verify change against primary documentation (gazette notification, circular, press release)
- Update calculator logic, default values, and educational content
- Cross-validate results against official calculators where available
- Test across 10+ scenarios before publishing
- Update "Last Updated" timestamp on the tool page
What We Monitor Continuously
- CBDT (Central Board of Direct Taxes) — income tax, TDS, advance tax
- RBI (Reserve Bank of India) — repo rate, base rates, EPF/PPF rates
- GSTN (GST Network) — GST slabs, exemptions, e-invoice requirements
- EPFO (Employees' Provident Fund Organisation) — EPF interest rates
- WHO (World Health Organization) — BMI, BMR, calorie guidelines
- MNRE (Ministry of New and Renewable Energy) — solar subsidies
- State electricity regulatory commissions — electricity tariffs