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      Sales Tax API Endpoints

      Developer's API Menu

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      Basic Sales Tax API Endpoint

      This is the basic Sales Tax API call. 

      An API endpoint is a point at which an API -- the code that allows two software programs to communicate with each other -- connects with the software software.

      For XML

      GET https://api.zip2tax.com/taxrate-usa.xml?username={username}&password={password}[&addressline1={addressLine1}][&city={city}&state={state}][&zip={zip}]

      For JSON

      GET https://api.zip2tax.com/taxrate-usa.json?username={username}&password={password}[&addressline1={addressLine1}][&city={city}&state={state}][&zip={zip}]

       

       URL PARAMETERS

      Input Field Type Description
      username String Client-assigned name for allowing access to the API.
      Max length: 10
      Occurrence: Required
      password String Client-assigned password for allowing access to the API.
      Max length: 100
      Occurrence: Required
      addressline1 String Client-defined street address for query.
      Recommended format: house number and street not separated by a comma.
      Max length: 255
      Occurrence: Optional (for ZIP and SalesTax+4® levels)
      Occurrence: Required (for Spot-On® level)
      city String Client-defined city for query.
      Max length: 255
      Occurrence: Optional (for ZIP and SalesTax+4® levels)
      Occurrence: Required (for Spot-On® level)
      state String Client-defined State for query.
      Recommended format: 2-letter USPS code
      Max length: 2
      Occurrence: Optional (for ZIP and SalesTax+4® levels)
      Occurrence: Required (for Spot-On® level)
      zip String Client-defined Zip code for query.
      Recommended format: Client-defined ZIP code for query, per USPS standard.
      Max length: 10
      Occurrence: Required (for ZIP and SalesTax+4® levels)
      Occurrence: Optional (for Spot-On® level)
      USPS = United States Postal Service www.usps.com
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