Impact of a business overdraft on personal credit

As a business owner, your personal finances are intimately linked with those of your company. But it’s not just a matter of your income – your business can also affect your personal credit, especially when it comes to debt. While a business overdraft can provide a crucial safety net, offering a flexible line of credit when funds are tight, they can also have an impact on your personal credit—especially if they are tied to a personal guarantee.

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What is a business overdraft?

A business overdraft is a line of credit linked to your business bank account, allowing you to withdraw more than the available balance. It’s designed to offer short-term financial relief, helping businesses manage gaps in cash flow or cover unexpected expenses​.

Unlike a business loan, where you borrow a fixed amount with a structured repayment plan, business overdrafts are more flexible. You only pay interest on the overdrawn amount, and you can repay the debt when your cash flow improves. However, it’s important to remember that the bank can demand repayment at any time, often at short notice​.

Business overdrafts vs. personal overdrafts

While business overdrafts and personal overdrafts share some similarities, they serve different purposes and come with distinct conditions:

• Purpose: Personal overdrafts cover individual needs, such as day-to-day expenses or unexpected costs. Business overdrafts are specifically for managing company cash flow​​.
• Interest rates and fees: Business overdrafts typically come with higher interest rates and additional fees, such as arrangement and renewal fees. These charges can fluctuate depending on the bank and the size of the overdraft​.
• Repayment terms: Both types of overdrafts are repayable on demand. However, business overdrafts are often more volatile, as banks may reduce limits or call in overdrafts during periods of financial instability​.

The role of personal credit in business overdrafts

Business credit scores are a common tool for assessing a company’s ability to repay debt, but many lenders will look for extra reassurance. When applying for a business overdraft – or a small business loan – your bank may require you to provide a personal guarantee, especially if your business lacks a strong financial track record.

• A personal guarantee means that if your business cannot repay the overdraft, you become personally liable for the debt​. This can have a significant impact on your personal credit score if your business defaults.
• Banks frequently require personal guarantees for small businesses, particularly if the business has a limited credit history or insufficient assets to secure the overdraft. 

A personal guarantee means that the debts of the business are liable to the business owners – or guarantor – meaning that you will be responsible for settling those debts.

How a Business Overdraft Can Affect Your Personal Credit

When your business overdraft is backed by a personal guarantee, the lines between personal and business finances become blurred. Here’s how a business overdraft can affect your personal credit score:

1. Defaults on payment: If your business can’t repay the overdraft and defaults, this default will appear on your personal credit report. This could lead to significant consequences, such as a lower credit score, which could impact your ability to secure personal loans, mortgages, or credit cards in the future​​.
2. Increased personal debt levels: A personal guarantee makes you personally liable for the overdraft debt. This increases your total debt-to-income ratio, which can negatively affect your creditworthiness in the eyes of lenders​.
3. Hard credit inquiries: If you apply for a business overdraft that requires a personal guarantee, your bank may run a credit check on you. Multiple inquiries within a short period can lower your credit score, making it harder to secure other forms of credit​.

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Protecting your personal credit

A personal guarantee can be a useful way to access credit, provided that you are confident in your ability to service the debt. But when your personal credit is on the line, it’s important to understand your options and responsibilities.

1. Business overdrafts without a personal guarantee: Some banks or alternative lenders offer business overdrafts without requiring a personal guarantee, based on their business credit. While these might come with stricter terms or lower limits, they provide a layer of protection for your personal finances​.
2. Keep business and personal finances separate: To reduce risk, avoid mixing personal and business accounts. Building business credit in this way makes it easier to monitor your company’s financial health and avoid dipping into personal funds to cover business debts​.
3. Stay on top of your credit score: Check both your business and personal credit reports frequently to ensure no errors or unexpected changes. If your business overdraft affects your credit, addressing the issue early can prevent further damage​.
4. Pay off overdrafts promptly: Like all debts, the easiest way to stay safe is to pay them off within the agreed timeline. It’s good practice to minimise your time in the overdraft by repaying the debt as soon as possible. Regularly clearing your overdraft will not only reduce interest payments but also demonstrate responsible financial behaviour​, improving your credit score.

How to use overdrafts responsibly

While a business overdraft can be a useful tool for managing short-term cash flow challenges, they require careful attention — especially if you’ve provided a personal guarantee. 

• Check the terms of any overdraft agreement before taking on credit and ensure that you can manage the debt. 
• Explore other forms of financing that can help you manage your cash flow with more time, such as short-term loans, invoice finance or merchant cash advances.
• Build and manage your business credit to keep your personal and business credit separate. 

If you’re looking for fast, flexible finance, an iwoca Flexi-Loan can provide finance up to £1,000,000 with terms up to 60 months.

• Fast application: Apply in minutes, with approvals in as little as 24 hours.
• Repay on your terms: Overpay or repay early with no extra fees to reduce overall interest.
• Built for business: Use the funds for any purpose, from inventory to working capital management.

Find out how much you could borrow with our small business loans calculator.