A worked example: ₹40,000 monthly expenses, 6 months of coverage
₹40,000 in monthly essential expenses, covered for 6 months, sets an emergency fund target of ₹2,40,000 — a straightforward multiplication.
The formula: target = monthly expenses × months of coverage
Both numbers matter equally: a higher expense figure or more months of desired coverage each scale the target directly and proportionally. There's no compounding or growth assumption here — it's a savings goal, not an investment projection.
More coverage for irregular income: 9 months instead of 6
That same ₹40,000 monthly expense figure, covered for 9 months instead of 6, raises the target to ₹3,60,000. Someone with irregular income (freelance, commission-based, or variable business income) commonly targets more months of coverage than a salaried employee with stable income.
Why essential expenses only, not total spending
Most planners recommend using essential expenses only — rent/EMI, groceries, utilities, insurance, minimum debt payments — rather than total monthly spending, since an emergency fund exists to cover necessities during a disruption to income, not to maintain discretionary spending.
Where to actually keep this money
Common choices are a savings account, a sweep-in fixed deposit, or a liquid mutual fund — all prioritizing quick access over maximizing returns, since the entire point of this fund is being available immediately when needed.