Ever had one of those moments where your card gets declined? And you’re left wondering how you miscalculated your balance? Or maybe you open your bank app and see a negative balance? That is an overdraft showing its face.
Overdraft can be a lifesaver. But it can quietly eat your money if treated like free cash.
In this guide, you’ll get to know:
- How Does An Overdraft Work?
- How To Apply For An Overdraft?
- How Much Are Overdraft Charges?
- And Much More…
Let’s get into it!
What is an Overdraft?
An overdraft is when your bank lets you spend more money than you actually have in your current account. It feels like a quick fix in an emergency. But it has costs and few rules that you should know before you use it.
How Does an Overdraft Work?
Let’s say you’ve got £50 in your account.
You buy something for £70.
Your bank covers the £20 difference.
Now you’re £20 into your overdraft.
That £20 isn’t free money. It is borrowed money you’ll need to pay back. You’ll usually pay interest only on what you’ve used, not the full overdraft limit. So, if your limit is £500 but you’ve only used £20, you’ll be charged interest on just that £20.
Most banks show the cost as an EAR (Equivalent Annual Rate). This tells you how much the borrowing would cost over a year. Thus, making it easier to compare rates. Some accounts also include a small interest-free buffer, like the first £50, depending on your bank.
If you ever go over your arranged overdraft limit, that’s called an unarranged overdraft. And that’s when things can get more expensive or even lead to declined payments.
So, in simple terms:
Your overdraft is a backup for short-term cash gaps. It is handy if you need it. But it is not something you should rely on for long.
Types of Overdraft
There are two main types of overdrafts: arranged (or authorized) and unarranged (or unauthorized).
1. What is an Arranged Overdraft?
An arranged overdraft is a borrowing facility that you agree upon with your bank beforehand. It is intended for short-term use, such as covering unexpected expenses.
Arranged overdraft allows you to spend money up to an approved limit. You will be charged interest on the amount you use, though some accounts offer an interest-free buffer.
Also, you may need to pass a credit check to be offered a higher arranged overdraft.
2. What is an Unarranged Overdraft?
An unarranged overdraft happens when you spend more money than you have in your account without a prior agreement with the bank. It can also happen if you go over the limit of an existing arranged overdraft.
The bank may or may not approve the payment.
Using an unarranged overdraft can negatively affect your credit score and result in high interest charges.
How Much Are Overdraft Charges?
In the UK, typical overdraft charges are an annual interest rate of around 39% APR, calculated daily. But the exact cost varies by bank. Regulatory changes in 2020 simplified charges.
Most large banks, including HSBC, Lloyds, and NatWest, charge a single high interest rate, often around 39.9% EAR/APR.
App-based banks like Monzo offer tiered rates (e.g., 19%, 29%, or 39% EAR) based on your credit score. Starling Bank also offers variable rates.
Some banks, such as First Direct, offer an interest-free buffer on a portion of the overdraft, like £250.
What Is Overdraft Interest?
It’s the cost of borrowing money through your overdraft. Interest is charged daily, and it adds up quickly if you stay overdrawn for long.
Some banks offer interest-free buffers, but most will charge you as soon as you go into the red.
What Is an Interest-Free Overdraft?
Some current accounts may include a small buffer or “grace” which is a portion of your arranged overdraft that you can use without paying interest. It is usually offered to students or new account holders.
Advantages and Disadvantages of Overdrafts
Advantages of Overdrafts
- Quick access to extra cash
- No need to apply every time
- Can help avoid missed payments
Disadvantages of Overdrafts
- Can be expensive
- Easy to rely on too much
- Might affect your credit score
Do You Need an Overdraft?
You don’t need an overdraft for day-to-day spending if you manage your money effectively. Using an overdraft regularly or as a long-term borrowing solution is generally not advised. It can be an expensive form of debt due to high interest rates.
Ask yourself:
- Do you often run out of money before payday?
- Do you want a safety net for emergencies?
- Can you pay it back quickly?
If yes, an overdraft might help. But if you’re always overdrawn, it could be a sign to review your budget.
Before You Apply for an Overdraft
- Check your credit score
- Ask yourself if you really need it
- Compare banks and their rates
- Check whether you’ll get alerts for usage or nearing your limit
- Also check the bank’s policy for refusing overdraft use
- Find out If there’s any interest-free buffer
- Make sure you can afford to pay it back
How To Apply For an Overdraft?
If you decide an overdraft is right for you, here is how to apply:
- Check your eligibility. Many banks offer an online tool to check your likelihood of being approved without affecting your credit score.
- Contact your bank. If you already have a current account, you can apply online, through your bank’s app, over the phone, or in a branch.
- Provide necessary details. You will likely need to state how much of a limit you want and provide some financial details for the bank’s assessment.
- Wait for approval. For existing customers, decisions can sometimes be instant, and funds available right away. Approval isn’t guaranteed though. Banks look at your spending habits and credit score.
Cancelling or Reducing Your Overdraft Limit
You can manage your arranged overdraft limit at any time. Usually through your online or mobile banking app.
- To reduce your limit, you will need to repay any amount you have overdrawn that is above the new, lower limit.
- To cancel your overdraft completely, you must first clear any amount you have overdrawn. If your account is in credit, you can cancel it right away.
A bank can demand repayment of your overdraft at any time and can reduce or withdraw your limit with notice. This is why it shouldn’t be relied upon as a long-term loan.
How Do You Pay Back An Overdraft?
Unlike a loan with a set repayment schedule, an overdraft is paid back whenever you deposit money into your account. The money goes towards clearing the negative balance.
Tips for repayment:
- Make a budget: Track your income and expenses to find where you can cut back and use the savings to pay off your overdraft.
- Use savings: If you have savings, use them to clear your overdraft. The interest you save on your overdraft will likely be more than the interest you earn on your savings.
- Shift direct debits: Timing your direct debits to go out just after your income comes in will reduce the time you spend in your overdraft, thereby cutting down interest costs.
- Consider a balance transfer: For larger overdrafts, a 0% credit card or a low-interest personal loan could be a cheaper way to pay off the debt.
Can You Pay Off Your Overdraft in Installments?
Some banks let you set up a repayment plan. Others might suggest switching to a personal loan with lower interest.
If you’re struggling, speak to your bank. They’ll usually help you find a way.
There is usually no fixed schedule or minimum installment required (unless your bank sets one).
What Happens If You Don’t Pay Back Your Overdraft?
If you don’t pay back your overdraft, especially if it’s an unarranged one or if you repeatedly go over your agreed limit, several things can happen:
- Interest continues to accrue.
- It can lead to default, debt collection, or account closure.
- The bank may demand repayment (it’s technically repayable on demand).
- Missed payments or continued overdraft might hurt your credit score (or limit future borrowing).
How Long Do You Have To Pay An Overdraft Back?
There isn’t a fixed time limit to pay back an overdraft. It’s designed to be a short-term borrowing solution. And ideally, you should clear it as soon as new funds are deposited into your account.
Unlike a loan, there’s no set repayment date.
However, continuous reliance on an overdraft means you’re constantly paying interest, and as mentioned, banks can demand repayment or reduce your limit with notice.
Therefore, it’s always best to aim to get back into credit as quickly as possible.
Some banks offer a grace period, typically until the end of the day, to pay back an overdraft to avoid interest charges for that day.
Do You Pay for an Overdraft If You Don’t Use It?
Usually, no. You only pay interest or fees, if any, when you use the overdraft. It means when your balance is negative.
If you don’t dip below zero, you should pay nothing extra. Unless your account has some maintenance or account fees separate from overdrafts.
Does an Overdraft Affect Your Credit Score?
Yes, an overdraft can definitely affect your credit score, both positively and negatively. Using an arranged overdraft responsibly (staying within your limit and paying it back quickly) can show you’re a reliable borrower. And this is good for your score. It also lets lenders know that you are a reliable borrower.
But constantly being overdrawn, repeatedly going over your limit, or using an unarranged overdraft can hurt your credit score quite a bit. It suggests you’re struggling to manage your money, which makes lenders nervous.
What Happens If You Go Over Your Arranged Overdraft Limit?
If you exceed your arranged overdraft limit, you will enter an unarranged overdraft.
Your bank might:
- Decline payments
- Charge extra fees
- Report it to credit agencies
Therefore, try to stay within your arranged overdraft limit.
Is an Overdraft, a Credit Card or a Loan Better for Me?
It depends on your needs.
- Overdraft: Best for quick and short-term fix.
- Credit card: Useful for flexible, medium term borrowing.
- Loan: Better for larger and longer-term expenses.
Do not forget to compare interest rates and repayment terms before deciding.
What is EAR and APR?
These are just different ways banks show you the real cost of borrowing.
- EAR (Effective Annual Rate): Shows the cost of an overdraft, including interest and fees.
- APR (Annual Percentage Rate): Used for loans and credit cards.
Can I Switch Banks If I’m Overdrawn?
Yes, but you’ll need to clear your overdraft or transfer it to the new bank. Some banks offer switching deals, but they might not accept you if you’re heavily overdrawn.
If You Think You’ve Been Charged Unfairly
If you believe you’ve been hit with unfair charges or you’re struggling to manage your overdraft, here’s what to do:
- First, contact your bank and ask for an explanation.
- Ask for a breakdown: what interest rate, how calculated, what dates.
- If not satisfied, escalate to the Financial Ombudsman Service.
You’ve got rights. Don’t be afraid to speak up.
Alternatives To Overdrafts
- Short term personal loan: Sometimes cheaper for a planned short-term need.
- Credit card: Could be lower cost if you can pay quickly, but watch charges and interest.
- Borrowing from family: Informal but interest free in many cases.
- Budget adjustments: Delay non-essential bills or negotiate payment plans with creditors.
- Emergency schemes: Some banks and charities offer small loans or grants for people in crisis.
The Bottom Line
An overdraft can be a helpful short-term tool, but only if you treat it like a real loan and know the true costs. Since rules have been tightened to protect customers, it is easier to compare products and avoid nasty surprises.
Still, the cheapest option is usually not to borrow at all, or to borrow in a way that has lower interest and clearer repayment terms.
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Disclaimer: The information about “What is an Overdraft? How Does an Overdraft Work?” is provided in this article including text and graphics. It does not intend to disregard any of the professional advice.
