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Treatment of Costs

Accounting (Year 12) - Cost Accounting

Christian Bien

What is the treatment of costs?

Treatment of costs refers to the linkage of a cost to a product or service. These are classified as product or period costs.


Product Costs

Product costs are any costs linked to the manufacture of a product or a service. Anything directly related to the production of a good or delivery of a service is a product cost.


The formula of Product Cost = Direct Materials + Direct Labour + Factory Overhead (Indirect Materials + Indirect Labour).


Examples of product costs include:

  • Cotton in a clothing production

  • Glue used in shoe production

  • Factory worker wages in a cannery


Period Costs

Period costs are any costs that are not linked to the manufacture of a product or a service. Do not get these confused with indirect costs, indirect costs can also be linked to the manufacture of a product. Period costs are costs that have no obvious relationship to a production of a good or delivery of a service.


Some period costs can include:

  • Rent

  • Interest on loans

  • Insurance

  • Legal costs

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