The car breaks down, the apartment needs an urgent repair, a job ends, or there's a month of reserve duty or a long illness. Events like these don't ask whether you have spare cash. An emergency fund is the cushion that keeps you from taking expensive credit or pulling long-term savings at a bad moment. It doesn't invest and doesn't aim to earn: its job is to be there when you need it.

How many months to hold

The right yardstick is essential expenses: rent or mortgage, bills, food, insurance, transport, existing loan payments. Not restaurants, holidays or treats, since you can cut those in an emergency month. A common rule of thumb is three to six months, but your number depends on your situation.

Lean toward the low end (about three months)

  • A steady salary at a solid employer.
  • Two earners, and one income covers the essentials.
  • Few fixed commitments and no dependants.
  • Insurance in order, including disability cover.

Think about the high end (six months or more)

  • Self-employed, freelancers and variable earners.
  • A single earner, or a family with children.
  • Heavy commitments: mortgage, loans, rent.
  • An industry with volatile employment, or health needs that bring extra costs.
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Where to keep the money

An emergency fund has three demands: fast access, no drop in value when you need it, and not falling too far behind inflation. An illustrative liquidity ladder. Actual terms differ between banks and providers, so check with the provider itself.
LayerExampleAvailabilityGood for...
1. InstantCurrent account or an easy-access savings accountImmediateThe first month: a sudden expense, a repair, an urgent bill
2. A few daysA short deposit that can be broken, or a money-market fundOne to a few business daysThe following months of essential expenses
3. WeeksShort-term deposits, short bondsVaries with the termsThe bulk of the fund, if your income is steady

How to build it without feeling it

  1. 1

    Set a clear target

    Number of months times essential expenses. Don't be scared of the figure: it's a goal for years, not for a month.

  2. 2

    Open a separate account

    A separate savings account, with no card attached and not too easy to reach. The separation prevents small withdrawals.

  3. 3

    Standing order on payday

    Before you spend. Even a modest amount that repeats every month builds faster than a one-off attempt.

  4. 4

    Raise it when things improve

    A raise, a bonus or a loan ending: part of the amount goes to the fund automatically.

  5. 5

    Use it when you need to, then refill

    That is exactly its job. After using it, regular deposits bring it back to target.

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Frequently asked questions

Yes. A study fund is for the medium term and sometimes locked, and early withdrawal may cost tax. An emergency fund is for immediate access and independence from the market.

In general, it is worth holding a small basic cushion while tackling expensive debt, since without a cushion any unexpected event pushes you back to credit. Check the details against your own situation.

A little cash for an instant emergency is fine, but most of the fund is better in an accessible financial product that pays interest, since cash at home loses to inflation and is exposed to theft and loss.

Every few months, and after any big change: a new job, a child, an apartment, a new loan.

No. An opportunity is a decision you can plan for, and an emergency is what you can't plan. If the fund goes to opportunities, there is no cushion when you need one.