What are overheads and how do they affect your business?

Published Monday 8 June 2026

Table of contents

• What are business overheads?
• Types of overhead costs
• Categories of overhead costs
• Examples of overhead costs
• Why overheads in business can be confusing
• How overhead costs affect your business
• How to calculate overhead costs
• How to allocate overhead costs
• Tips for reducing business overheads
• Manage your overheads with Xero
• FAQs on overheads in business

Key takeaways

• Overhead costs are the indirect expenses your business pays regardless of how much you produce, including rent, utilities, insurance and administrative salaries.
• Overheads fall into three types (fixed, variable and semi-variable) and four categories (production, administrative, selling and financial), each affecting your budget differently.
• Calculating your overhead rate and allocating costs to specific products or services can help you set accurate prices, protect profit margins and identify savings.
• Regularly reviewing overhead expenses and using tools like accounting software can help you keep costs under control and support healthier cash flow.

What are business overheads?

Understanding your overhead costs is one of the most practical steps you can take toward running a profitable business.

Overhead costs are the indirect expenses your business incurs that are not directly tied to producing a specific product or delivering a specific service. If a cost exists to support your broader business operations rather than a single unit of output, it is an overhead.

Common examples include office rent, utility bills, insurance premiums and administrative salaries. These costs keep your business running day to day, even when production slows down.

The key distinction is between direct and indirect costs. Direct costs, such as raw materials or production labour, can be traced to a specific product. Overhead costs cannot. Your electricity bill, for instance, powers the entire office rather than one item on the production line.

Types of overhead costs

Once you know what overheads are, the next step is understanding the three main types. Each behaves differently as your business activity changes.

Fixed overheads

Fixed overhead costs stay the same regardless of how much your business produces during a given period. You pay them whether you have a busy month or a quiet one.

Examples include office or shop rent, annual insurance premiums and the salaries of permanent administrative staff. These costs are predictable, which makes them easier to budget for.

Variable overheads

Variable overhead costs rise and fall in line with your business activity. The more you produce or sell, the higher these costs climb.

Examples include shipping and delivery fees, packaging materials and sales commissions. During a seasonal peak, you might also spend more on marketing or temporary office supplies.

Semi-variable overheads

Semi-variable overheads have a fixed base cost plus a variable component that increases with activity. You cannot avoid the base charge, but the total amount fluctuates.

A common example is your utility bill. You pay a standing charge each month, but the total rises when your team works longer hours or runs more equipment. Phone and internet plans with usage-based charges also fall into this category.

Categories of overhead costs

Beyond the fixed, variable and semi-variable split, overhead costs can also be grouped by the business function they support. This makes it easier to see where your money goes.

Production overheads

Production overheads are indirect costs related to the manufacturing or service delivery process. They include factory utilities, equipment maintenance and quality control expenses. These costs support production without being traceable to a single unit of output.

Administrative overheads

Administrative overheads cover the day-to-day running of your business. Office rent, accounting fees, office supplies and management salaries all fall into this category. Every business carries these costs, regardless of industry.

Selling overheads

Selling overheads are the indirect costs of marketing and distributing your products or services. They include advertising spend, sales team salaries, promotional materials and delivery logistics. These costs help you reach customers but are not tied to producing a specific item.

Financial overheads

Financial overheads relate to the cost of funding your business. Interest payments on loans, bank charges and credit card processing fees are typical examples. If your business carries debt or accepts card payments, financial overheads will be part of your cost structure.

Examples of overhead costs

Seeing concrete examples can help you identify which costs in your own business count as overheads. Here are six common overhead expenses that most small businesses encounter.

• Rent and property costs: Whether you lease an office, a retail space or a warehouse, rent is typically your largest fixed overhead. If you run a home-based business, you may still claim a portion of household costs as a business overhead.
• Utilities: Electricity, water, gas and internet keep your premises operational. These are usually semi-variable; you pay a base rate plus usage charges that rise during busier periods.
• Insurance: Business insurance, public liability cover and professional indemnity premiums protect your business from risk. These are fixed annual costs typically paid monthly or quarterly.
• Administrative salaries: Wages for staff who do not directly produce goods or services count as overheads. This includes receptionists, office managers, HR personnel and finance staff.
• Marketing and advertising: Social media campaigns, search engine advertising and printed materials are selling overheads. They support revenue generation without being tied to a single sale.
• Employee perks and benefits: Team lunches, wellness programmes, training budgets and professional development subscriptions are discretionary overheads. They support staff retention but can be scaled back during tighter periods.

Why overheads in business can be confusing

Even experienced business owners sometimes struggle to classify their costs correctly. The reason is that the same expense can be an overhead in one business and a direct cost in another.

Many business owners assume that fixed costs are always indirect and therefore always overheads. Similarly, many treat variable costs as direct costs by default. In practice, the classification depends on how closely the cost relates to your specific production process.

Take rent as an example. A factory lease might be classified as a direct production cost because the space exists solely for manufacturing. An office lease for your administrative team, on the other hand, is an indirect cost and therefore an overhead.

How you classify your overhead costs depends on what type of business you run and how your operations are structured. Grouping costs into categories during your accounting, such as production, administrative and selling, can help you streamline this process.

When determining whether a cost is an overhead, the key question is simple: is this cost directly traceable to a specific product or service? If not, it is an overhead.

How overhead costs affect your business

Overhead costs do more than sit quietly on your balance sheet. They directly influence your pricing decisions, profitability and long-term financial health.

Pricing and profit margins

When setting prices for your products or services, you need to account for both direct production costs and overheads. If you only factor in direct costs, you risk underpricing and reducing your profit margins.

For example, if your direct costs per unit are $20 but your overheads add another $15 per unit, pricing at $25 means you are losing money on every sale. Accurate overhead calculation helps you set quotes and prices that cover your true costs.

Breakeven point

Your breakeven point is the level of sales at which your total revenue equals your total costs, including overheads. High overhead costs push your breakeven point higher, meaning you need to sell more before you start turning a profit.

Understanding this number helps you set realistic sales targets and identify periods where you might be operating at a loss.

Profitability and the bottom line

Overhead costs must appear on your profit and loss statement. They are deducted from your net revenue, alongside direct costs, to arrive at your net income.

High overheads eat into your net income and reduce your overall profit. This limits your ability to invest in growth, hire new staff or build an emergency fund.

Cash flow management

Overhead costs affect your cash flow on a daily basis. Fixed overheads like rent and salaries go out whether or not revenue comes in. If your overheads are too high relative to your income, maintaining positive cash flow becomes difficult.

Over time, consistently negative cash flow can force downsizing or even closure. Keeping overhead costs in check is especially important for small businesses operating within tight financial margins.

Regular reviews, even monthly or quarterly, can help you spot rising costs early and take action before they become a problem.

How to calculate overhead costs

Calculating your overhead rate gives you a clear picture of how much your indirect costs add to each unit of production. This is essential for accurate pricing and cost control.

The overhead rate formula

To calculate your overhead rate, first add up all your overhead expenses for a given period. Then divide that total by an allocation measure, such as direct labour costs, machine hours or total direct costs.

The formula is:

Overhead rate = total indirect costs / allocation measure

The allocation measure you choose depends on your business. A service business might use direct labour costs. A manufacturer might use machine hours or material costs.

Overhead costs calculation example

Here is a worked example to show how the formula applies in practice.

Suppose your business has total overhead expenses of $10,000 for the latest financial period. During the same period, your direct labour costs were $2,500.

Divide $10,000 (indirect costs) by $2,500 (direct labour costs). The result is four.

This means that for every dollar you spend on direct labour, your business spends four dollars on overhead expenses. If that ratio seems high, it is a signal to review your overheads for potential savings.

How to allocate overhead costs

Knowing your total overheads is useful, but allocating those costs to specific products, services or departments gives you a much sharper view of profitability.

Why allocation matters

Without allocation, you cannot see which products or services are truly profitable and which are being subsidised by others. A product might look profitable based on direct costs alone, but once you add its share of overheads, the picture may change.

Cost drivers

A cost driver is the factor that causes an overhead cost to increase. For example, the number of machine hours might drive your factory utility costs. The number of customer orders might drive your shipping costs.

Identifying the right cost driver for each overhead helps you allocate costs more accurately. You can track time spent on projects to understand how labour-related overheads should be distributed across your services.

Activity-based costing

Activity-based costing is a method that assigns overhead costs based on the activities that cause them. Instead of spreading overheads evenly, you identify specific activities, such as order processing, quality inspections or customer support, and assign costs accordingly.

This approach gives you a more accurate cost per product or service. It is particularly useful if your business offers a range of products with different levels of complexity or resource demand.

Tips for reducing business overheads

Regularly reviewing your overheads and finding ways to reduce them plays a key role in financial planning for your business. Here are practical strategies to help you find savings.

1. Negotiate with suppliers and service providers

There are often savings to be found within your existing supply chains, particularly if contracts have not been revised recently. Check whether your current suppliers can offer better rates, and compare their prices with competitors.

Even small reductions on recurring contracts can add up to meaningful savings over a year.

2. Consider remote or shared workspaces

Flexible and remote working arrangements have opened up opportunities for businesses to cut property-related overheads. Instead of paying for a half-empty office, investigate co-working spaces, shared offices or fully remote setups.

If you are starting a business, choosing a lean workspace from the outset can keep your fixed overheads low while you grow.

3. Use technology to automate tasks

Technology can help you reduce the time and cost of repetitive administrative work. Accounting software can help streamline your financial processes, automate data entry through bank feeds and generate reports without manual effort.

Cloud-based tools also reduce the need for physical infrastructure, cutting both equipment and maintenance costs.

4. Monitor expenses closely

Keeping a close eye on your business expenses helps ensure profits are not eroded by unnecessary spending. Expense tracking tools give you clear oversight of where your money goes.

You can also scan receipts to capture costs in real time, so nothing slips through the cracks. Set a regular schedule to review expense reports and flag any categories that are trending upward.

5. Outsource non-core activities

Outsourcing tasks like payroll, IT support or marketing can be more cost-effective than hiring full-time staff for those roles. You pay only for the services you use, and you avoid the overhead of additional salaries, benefits and office space.

Focus your in-house resources on the activities that directly generate revenue for your business.

6. Review and cut discretionary spending

Discretionary overheads, such as employee perks, premium subscriptions and non-essential travel, are the easiest to adjust. Review these costs regularly and scale them to match your current financial position.

You can analyse your stock management and see your most and least profitable lines with Xero inventory management tools. Find more ideas in this guide to business cost-saving strategies.

Manage your overheads with Xero

Staying on top of your overhead costs does not have to be complicated. The right tools can help you track expenses, spot trends and make confident financial decisions.

Xero accounting software can help you track overhead expenses, reconcile bank transactions automatically and generate reports that show where your money goes. Customisable dashboards and real-time data can help you monitor your financial health and keep overheads under control. Get one month free.

FAQs on overheads in business

Here are answers to some frequently asked questions about overheads in business.

What is the difference between overhead costs and direct costs?

Direct costs can be traced to a specific product or service, such as raw materials or production labour. Overhead costs are indirect expenses that support your broader business operations and cannot be linked to a single unit of output. Both types of cost must be accounted for when calculating your total expenses.

What is the difference between overheads and operating expenses?

Overheads are a subset of operating expenses. Operating expenses cover everything you need to keep your business running, including both direct and indirect costs. Overheads refer specifically to the indirect costs that support broader business operations.

What can be included in overhead costs?

Overhead costs include any indirect business expense, such as rent, utilities, insurance, administrative salaries, office supplies, marketing, bank charges and loan interest. The specific items that count as overheads depend on your business type and how you classify your costs. A cost is an overhead if it is not directly traceable to producing a specific product or service.

What industries typically have high overhead costs?

Industries with large physical premises, expensive equipment or significant administrative requirements tend to have higher overheads. Manufacturing, healthcare, hospitality and professional services are common examples. Service-based businesses that operate remotely, on the other hand, often have lower overheads because they avoid property and equipment costs.

How often should you review overhead costs?

A monthly or quarterly review is a good practice for most small businesses. Regular reviews help you catch rising costs early, identify unnecessary spending and adjust your budget before problems escalate. Pair your overhead review with your profit and loss statement to see how overheads are affecting your bottom line.

How can you reduce overheads without compromising quality?

Focus on efficiency rather than blanket cuts. Negotiate better rates with suppliers, use technology to automate repetitive tasks and consider flexible working arrangements to reduce property costs. Review discretionary spending regularly and prioritise the overheads that directly support your core operations. Find more ideas in this guide to business cost-saving strategies.