Emergency Fund vs Sinking Fund: What’s the Difference?

Many people build an emergency fund, then watch it shrink every few months. School fees in August. Eid. The car insurance. Each time it feels like an emergency, and each time the fund starts again.

Those were not emergencies. They were bills you knew were coming. An emergency fund is for costs you cannot predict, like losing your income or an urgent repair. A sinking fund is money you set aside each month for a cost you know is coming, like annual fees, Eid or travel. You need both, and keeping them apart is what lets the emergency fund grow.

The difference at a glance

Emergency fundSinking fund
ForCosts you cannot predictCosts you know are coming
ExamplesJob loss, medical bill, urgent repairSchool fees, Eid, insurance, annual licences, travel home
How muchMonths of essential costsThe exact cost of each item
When you use itRarely, and you hope neverOn a date you already know
After using itRebuild it as your first priorityStart saving for next year’s bill

The one-question test

When a cost arrives, ask: did I know this was coming?

Flowchart: if you knew a cost was coming, pay it from a sinking fund; if not, use your emergency fund.
If you knew it was coming, it isn’t an emergency.

If yes, even roughly, it belongs in a sinking fund. If no, and it is also necessary and urgent, it is an emergency. Most of the “emergencies” that drain people’s savings fail this test. They were known, just not planned for.

Why mixing them keeps you stuck

If your emergency fund also pays for Eid and school fees, it can never reach its target. Every time it starts to grow, a predictable bill takes it back down. After a year of this, people decide saving does not work for them. Saving was working. It just had two jobs and only enough money for one.

Sinking funds protect your emergency fund. Once the known costs have their own money, the emergency fund is left alone to do its real job.

How to set up sinking funds

  1. List every cost that does not come monthly. Go through last year’s bank statements month by month. Annual fees, school costs, festivals, gifts, insurance, travel, repairs you know will come.
  2. Write the amount and the month next to each one. Use last year’s figure if you are not sure, and round up.
  3. Divide each amount by the months until it is due. That is your monthly saving for that item.
  4. Save the total on payday, together with your emergency fund saving, before you spend anything else.
  5. Keep a simple record of how much belongs to each item, even if all the money sits in one account.

A worked example

Here is one family’s list of yearly costs. The figures are an illustration.

CostPer yearPer month
School fees and uniformsMVR 6,000MVR 500
Eid clothes, gifts and foodMVR 3,600MVR 300
Motorbike insurance and registrationMVR 2,400MVR 200
Travel home to the islandMVR 7,200MVR 600
TotalMVR 19,200MVR 1,600

MVR 1,600 a month sounds like a lot. But without it, the same MVR 19,200 still has to be found, usually from the emergency fund or on credit, in four painful months instead of twelve calm ones. The cost is the same. Only the stress is different.

If you pay zakat each year, saving towards it monthly works the same way.

Emergency fund or sinking fund? The one-question test, in under a minute.

More short lessons on money, saving and small business finance are on the HikmaDaily YouTube channel. Subscribe there to get each new one.

Where to keep sinking funds

Keep them away from your everyday spending, and apart from your emergency fund if you can. The simplest setup is one separate account for all your sinking funds, with a short list or spreadsheet showing how much belongs to each item. If your bank lets you open several labelled accounts, that works too.

Like your emergency fund, this money does not need to earn interest. It needs to be there on the date you planned. Where to keep your emergency fund explains the same thinking in more detail.

Which should you build first?

Start your emergency fund first, and aim for one month of essential costs. Then add sinking funds for the biggest known costs in the next few months. Without them, those costs will empty the emergency fund you just built. How to build an emergency fund from zero shows how to reach that first month.

Questions people ask

Can I keep my emergency fund and sinking funds in one account?

You can, as long as you keep a written record of how much belongs to each. Without a record, the two blur together and the emergency fund ends up paying for planned costs again. Two separate accounts make the line easier to hold.

Is a sinking fund the same as savings?

It is savings with a specific job and a date. General savings have no fixed purpose. A sinking fund is spent, on schedule, on the thing it was built for.

How many sinking funds should I have?

Start with the three or four biggest known costs in your year. Add more once the habit holds. A long list you abandon helps less than a short one you keep.

How much emergency fund do I need?

Three to six months of essential costs suits most people in steady work. How much emergency fund should you have explains how to choose, and the free calculator works out your number in your own currency.

Plan every fund in one place

The Money Plan Workbook is a twelve-month money workbook for Excel and Google Sheets, with a monthly plan, tracker, sinking funds, debt clearance, net worth and a zakat worksheet. Any currency, no interest assumed.

One email a week. One idea, explained properly, with something you can act on. Subscribe and you also get the Balanced Budget spreadsheet free. Get the free spreadsheet

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