How to build an emergency fund without overcomplicating it
Three to six months of expenses. Liquid. Boring. Here is exactly how to set one up.
29 Apr 2026 · ShiriInvest Team · 4 min read
If you only ever do one piece of personal finance, do this one. An emergency fund is the difference between “an unexpected expense” and “we had to break the SIP / take a personal loan / call your father”.
The rule
3 to 6 months of expenses, kept in something liquid and boring.
- Single income family with stable salary → 6 months.
- Dual income, both stable → 3 months covers both.
- Self-employed / commission-based income → 6–12 months.
- Health issues in the family → on the higher end.
By “expenses” we mean the actual number you spend in a month: rent or EMI, utilities, groceries, school fees, medicines, the monthly burn of being you. Not your gross salary.
Where to keep it
Not in equity. Not in long-duration debt funds. Definitely not in your savings account doing nothing.
A reasonable structure:
- Tier 1 — Instant access (1 month). Savings bank account, preferably a sweep-FD type that earns a little more than 3%.
- Tier 2 — Same-day access (2 months). Liquid mutual fund or a flexi RD. Redemption hits in T+1.
- Tier 3 — Within a week (the rest). Short-duration debt fund or an FD with break-on-demand.
Yes, you sacrifice some return on this money. That is the point. The emergency fund is insurance, not an investment.
How to actually build it
Most people fail at this because the target — say ₹4 lakh — looks intimidating. Three things help:
- Automate a monthly transfer. ₹15,000/month builds the same fund in 27 months whether you “feel like it” or not.
- Redirect short-term windfalls — bonuses, refunds, gifts — directly into the fund until it is full.
- Mark it untouchable. A separate account that doesn’t show up on your default banking screen helps.
How to actually keep it
When you have an emergency, use it. Don’t break SIPs first. Don’t reach for a credit card and pay it off “later”. Use the fund — that is what it is for.
Then refill it as quickly as you reasonably can, on the same automated drip.
Done in a paragraph
If you set up a recurring ₹15-20k/month into a liquid fund and a sweep-FD, ignore the balance for two years, you have done the entire emergency fund decision. That single setup is worth more than two hours of researching mutual funds.