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AWS Tags for Cost Allocation

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What are AWS Tags for Cost Allocation

Amazon Web Services allow businesses to move their IT infrastructure to the cloud for a reduced cost. Not only this, AWS offers increased potential for businesses to scale their infrastructure as they grow. With enhanced connectivity, these cloud-based servers can be easily accessed without any hassle.

Before AWS, provisioning and deploying new infrastructure and applications was costly and not that easily accessible. However, with AWS, services like Lambda, EBS, SNS, SQS, and Elastic Load Balancers, among others, are incredibly cost-effective and provide businesses with redundancy and reliable functionality in their applications.

Depending on the size of your business, you can implement applications into a single AWS account. Similarly, the allocation of costs will hold you accountable for your cloud spending. With AWS tagging for cost allocation, your financial staff can easily identify the owners of the resources and charge for those resources. Resource usage and visibility into costs will hold you responsible for optimizing your use of cloud services and using the resources prudently.

Effective tagging for cost allocation will ensure that you are using resources adequately. Tagging resources that are involved in processing financial data eases down the way using which audits are conducted. You will also be able to determine the resources that require additional security analysis.

Using Cost Allocation Tags in AWS

A tag is a label assigned to an AWS resource either by the AWS itself or by the user. Each tag comprises a ‘value’ and ‘key.’ Tags must be unique for each resource. That means each tag has to be unique and a single tag key can only contain one value. These tags can be used for cost allocation, where you can track your AWS costs in detail.

You have to activate your cost allocation tags. Once you activate them, Amazon Web Services will use these cost allocation tags to organize your resource costs. Your resource costs will be organized on your cost allocation report. Creating a specific report for cost allocation makes it easier for you to track and categorize your Amazon Web Services costs.

There are majorly two types of cost allocation tags offered by AWS:

  • User-defined tags
  • AWS generated tags

For AWS-generated tags, Amazon Web Services defines, creates, and implements the tags.

For user-generated tags, it is the user (you), who defines, creates, and implements the tags.

You have to activate both AWS generated tags and user-generated tags before they can appear on your cost allocation report or in Cost Explorer.

Once tags are applied to your AWS resources like Amazon S3 buckets or Amazon EC2 instance, you can activate the tags in Cost Management and Billing console. As a result, Amazon Web Services will generate a cost allocation analysis with your costs and usage congregated by your active tags. The report will be in the form of a comma-separated value, also known as a CSV file.

The best part, you can implement that signify business categories like owners, application names, and cost centers. This will allow you to organize your AWS costs and usage across multiple services.

In the cost allocation report generated, it will include all of your Amazon Web Services charges for each billing cycle. The report will also include untagged and tagged resources as well. This allows you to organize the costs for each resource.

At the end of the billing period, the total costs, including untagged and tagged resources, on the cost allocation report with cost allocation tags will reconcile with the total costs on your Bills page total along with other billing reports for the same billing cycle.

Activating User-Defined Cost Allocation Tags

For user-defined tags to show on your cost allocation report, you have to go to Billing and Cost Management console and activate your applied tags. Follow the steps to activate your tags:

  • Sign in to your Amazon Web Services Management console and go to Billing and Cost Management console
  • Select Cost Allocation Tags in the navigation pane
  • You will see a list of tags from which you have to choose those that you want to activate
  • Finally, select Activate

It will take up to 24 hours to activate the tags.

Activating AWS Generated Cost Allocation Tags

If you have a Master account for AWS, you can activate AWS generated tags from the Billing and Cost Management console. You must know that if you activate the tags from your master account, it will activate tags for all the member accounts as well. Follow the steps to activate your tags:

  • Sign in to your Amazon Web Services Management console and go to Billing and Cost Management console
  • Select Cost Allocation Tags in the navigation pane
  • Go to AWS-Generated Cost Allocation Tags and select Activate

It will take up to 24 hours to activate the tags.

See Also

AWS Tags for Automation

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