Commerce Tax Rates API

Commerce Tax Rates API

The Commerce Tax Rates API provides up-to-date sales tax rates for accurate and compliant transactions in the United States.

API description

About the API:  

In essence, the Commerce Tax Rates API serves as a dynamic repository of sales tax rates applicable to different regions of the United States. By querying the API, users can access accurate rates. This detailed information is invaluable for users engaged in e-commerce, retail or any transactional activity subject to sales tax regulations.

The versatility of the Commerce Tax Rates API is evident in its various applications. For e-commerce platforms, the API ensures accurate sales tax calculation during online transactions, providing customers with transparent pricing and minimizing legal risks for businesses. Retailers can leverage the API to update point-of-sale systems with real-time tax rates, avoiding overcharging or undercharging customers.

For users, the API's ease of use is a notable advantage. With full documentation and data formats such as JSON, integrating the API into applications, websites and financial software becomes a seamless process, regardless of technical knowledge.

In conclusion, the Commerce Tax Rates API is an indispensable resource for users, businesses, developers and finance professionals navigating the intricate US sales tax landscape. By providing accurate and up-to-date sales tax rates, it enables stakeholders to optimize pricing, ensure compliance and improve financial planning. Its adaptability, real-time updates, security measures and ease of integration make it a transformative tool that streamlines financial operations and fosters compliance in the ever-changing tax landscape.


What this API receives and what your API provides (input/output)?

It will receive parameters and provide you with a JSON.


What are the most common uses cases of this API?

  1. E-commerce platforms: Integrate the API to accurately calculate sales tax on online transactions, ensuring compliance with different tax rates across states and jurisdictions.

  2. Retail point-of-sale systems: Update store point-of-sale systems with real-time tax rates, preventing customers from being overcharged or undercharged and improving transaction accuracy.

  3. Financial software: Incorporate real-time sales tax rates into accounting and financial management software to ensure accurate financial reporting and tax compliance.

  4. Price optimization strategies: Companies can analyze tax rates in different regions to optimize pricing strategies, taking into account variations in tax rates and consumer behavior.

  5. Cross-border sales: Ensure accurate pricing of cross-border transactions using the API, reducing confusion and avoiding legal complications.


Are there any limitations to your plans?

  • Basic Plan: 5,000 API Calls. 120 requests per minute.

  • Pro Plan: 15,000 API Calls. 120 requests per minute.

  • Pro Plus Plan: 30,000 API Calls. 120 requests per minute.

  • Premium Plan: 200,000 API Calls. 120 requests per minute.

API Documentation


To use this endpoint you must enter a US zip code in the parameter.


US Taxes - Endpoint Features
Object Description
code [Required]
Test Endpoint


                                                                                                                                                                                                                            {"status":true,"message":"","data":{"zip_code":90001,"state":"CA","state_rate":"0.06000","county_rate":"0.00250","city_rate":"0.00750","special_rate":"0.03250","city":"Los Angeles"}}


curl --location --request GET '' --header 'Authorization: Bearer YOUR_API_KEY' 


API Access Key & Authentication

After signing up, every developer is assigned a personal API access key, a unique combination of letters and digits provided to access to our API endpoint. To authenticate with the Commerce Tax Rates API REST API, simply include your bearer token in the Authorization header.


Header Description
Authorization [Required] Should be Bearer access_key. See "Your API Access Key" above when you are subscribed.

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To use this API users must enter a US zip code.

There are different plans suits everyone including a free plan for small amount of requests per day, but it’s rate is limit to prevent abuse of the service.

Sure, you can use it and pay only when you use it. The credit can’t be expired.

Zyla provides a wide range of integration methods for almost all programming languages. You can use these codes to integrate with your project as you need.

The Commerce Tax Rates API is a tool that provides current sales tax rate information to ensure accurate and compliant transactions within the United States.

Zyla API Hub is, in other words, an API MarketPlace. An all-in-one solution for your developing needs. You will be accessing our extended list of APIs with only your user. Also, you won't need to worry about storing API keys, only one API key for all our products is needed.

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Prices are based on a recurring monthly subscription depending on the plan selected — plus overage fees applied when a developer exceeds a plan’s quota limits. In this example, you'll see the base plan amount as well as a quota limit of API requests. Be sure to notice the overage fee because you will be charged for each additional request.

Zyla API Hub works on a recurring monthly subscription system. Your billing cycle will start the day you purchase one of the paid plans, and it will renew the same day of the next month. So be aware to cancel your subscription beforehand if you want to avoid future charges.

Just go to the pricing page of that API and select the plan that you want to upgrade to. You will only be charged the full amount of that plan, but you will be enjoying the features that the plan offers right away.

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