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Cost Accounting: Definition, Types, Advantages, Limitations

Cost Accounting of a company enables it to track and manage all its expenses to gain firm control over its financial health. Check here for all details related to Cost accounting, its types, its advantages, and limitations.
authorImageSubham Sahoo24 Jul, 2025

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Cost Accounting

Cost Accounting is a process of managerial accounting that is used by companies to calculate and assess the total costs accrued by the company in producing goods and services. Cost Accounting is a process through which both the variable and fixed costs within the business operations can be tracked.

Cost Accounting Definition

Cost Accounting is a strategy that calculates a firm’s total production costs and helps in making effective managerial decisions. 

  • Measuring through this process involves the calculation of fixed, variable, operational, direct, and indirect costs.

  • These methods include standard costing, activity-based costing, lean costing, and marginal costing.

  • Cost Accounting is mostly used for internal purposes, in place of financial accounting, which produces the financial statements for external purposes.

Types of Costs in Cost Accounting

There are several types of Costs used and measured in the Cost Accounting process. They include the following:  

  • Fixed Costs: Regardless of business activities or production levels, fixed costs of a company are always constant. These costs are bound to be paid by a company regardless of the fact that the company earns a profit or not.
    For example, a company might be paying a monthly rent of USD 10,000 or more despite the fact that they produce either 100 or 1000 units of their product.

  • Variable Costs: Such costs might or might not change depending on the business activities and production of a company. Take, for example, a cost of $5 of raw material is required to produce a single unit, production of 100 such units will cost $500, whereas 200 such units will cost $1000. 

  • Operating Costs: This is a costing method to differentiate between operational and non-operational costs of a company.

    Non-Operational Costs: These costs include all the expenses that are not related to core business activities. Such costs include interest payments on loans, restructuring costs, and losses incurred from selling equipment or investments.

    Operational Costs: It comprises the fixed and variable expenses required by a company to run its day-to-day business operations. Overall operational efficiency of the company can be gauged through these calculations.

  • Direct Costs: These costs are directly related to the production of specific goods and services. Take, for example, the wood, fabric, labour, etc required in the making of a chair in a furniture manufacturing company are considered their direct costs. Accurate calculations of direct costs enable a company to decide the correct pricing for each product.

  • Indirect Costs: Indirect or overhead costs are not directly related to any product or service. These costs are fixed and benefit a company in the long run and must be allocated in advance. For example, a company allocates factory overhead costs depending on the best reflection of the actual consumption of resources.

Also Check: How To Change Career To Accounting?

Advantages of Cost Accounting

The calculation of cost accounting offers several advantages to a company, ranging from operational efficiency to strategic financial planning. Such advantages include:

  • Cost accounting helps in the identification of profit-generating and loss-making business operations within a company, using which, target corrective actions can be taken.

  • It helps in measuring the efficiency of business operations and suggesting insights to maintain and enhance their performance levels.

  • It provides a solid foundation for preparing accurate estimates of operations and then preparing competitive tenders to secure projects.

  • Measuring cost accounting informs about future production policies of a company, which helps it to plan for profit-maximization and cost-minimization.

  • It helps in the facilitation of regular assessment of a company’s profit and loss estimation of a company without the need for a physical inventory check.

  • Cost accounting enables the generation of reliable data that allows for the comparison of costs across periods, products, and departments.

Limitations of Cost Accounting 

Cost Accounting is an integral part of the financial system in this modern era. If the companies apply cost accounting systems properly, it is sure to benefit them. The primary disadvantage with this system is that the principles of cost accounting are not constant and keep changing with time, and thus, small businesses consider it unnecessary to implement. The other limitations of cost accounting can be summarized as follows:

  • Some of the times, this method produces two different reports based on the same set of data and information. It happens because cost accounting uses standard costing in place of the actual cost.

  • The installation of maintenance of cost accounting system is very high. It requires expert auditors and accountants. Firms need to pay more to these experts to get their reports.

  • The process involves some complex calculations to derive the costs. It has to record all the expenses, categorise them into different categories, and maintain two account books.

  • All different types of companies cannot depend on this single system of costing. Different companies will require to implement different calculation methods depending upon the nature of their businesses.

Difference between Cost Accounting and Financial Accounting

Cost Accounting and Financial Accounting are two of the essential components of a company’s accounting system. The difference between Cost Accounting and Financial Accounting can be summarized as follows:

Difference between Cost and Financial Accounting

Cost Accounting

Financial Accounting

Helps in the calculation and recording of costs involved 

Helps in the classification, calculation, and recording of a company’s financial transactions

Provides information on the internal uses 

Provides information on internal as well as external users

Scope of operations is very narrow in this method

This method operates within a far broader scope

Used by firms to focus on short-term planning

Used by firms to focus on long-term planning

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Cost Accounting FAQs

What is Cost Accounting?

Cost Accounting is a process of managerial accounting that is used by companies to calculate and assess the total costs accrued by the company in producing goods and services.

What is overhead in Cost Accounting?

Overhead is the additional costs that are not directly connected to the production of a product or service. It includes rents, utilities, salaries, etc.

Why is cost accounting important?

Cost Accounting is important because it helps businesses to control spending, improve efficiency, and make better financial decisions.

What is the difference between cost accounting and financial accounting?

The main difference between cost and financial accounting is that cost accounting focuses on internal analysis for short-term planning, whereas financial accounting looks at both internal and external analysis for long-term planning.
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