Avalara Developer Network Developer blog

AvaTax Developer Blog Posts

REST API Makes AvaTax Integration Easy

With any third party integration two things are absolutely essential – an easy and reliable API platform, and knowledgeable, responsive tech staff to help with the integration.  I’m glad to say, Avalara’s AvaTax REST system provides both! -Early integrator AvaTax gives you fast and up-to-date sales tax calculation based on geo-location (which kicks ZIP code calculation’s ass). So you get the most accurate sales tax calculation possible anywhere in the 11,000+ North American tax jurisdictions. Our REST API provides the power of Avalara’s calculation engine to your application. Three advantages of using our REST API, which supports both JSON and...

Developing With Sales Tax: What's the Rate?

This is the first of three posts aimed at giving developers a basic understanding of options for implementing a sales tax solution. Developing With Sales Tax: What's The Rate? Should I Tax It? I Taxed It: Now What? If you’re building or installing an application to process U.S. transactions, odds are that you’ll need to account for a sales tax rate. At the minimum you’ll need to identify a target tax location, and then look up a rate for that location. Looking up rates is fairly simple. The tricky part can be finding the location. Here are the five ways...

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