CCH SureTax Developer Portal
Everything you need to integrate, extend, and automate tax calculation across telecommunications, energy, general merchandise, and more.
Explore the Portal
Six areas to help you build, integrate, import, export, and reference SureTax.
Products
Industry solutions for Telecom, Energy, and Cannabis — plus core applications like Calculations, Returns, Investigator, and SureAddress.
APIs
Complete API reference for all SureTax endpoints — from tax calculation and batch upload to configuration, returns, data services, and more.
Integrations
Pre-built connectors and guides for popular ERP systems (SAP, Oracle, NetSuite, Dynamics 365) and e-commerce platforms.
Imports
File-based import templates for loading customers, exemptions, SKUs, tax rules, transactions, and sales tax holiday data into SureTax.
Exports
Extract report definitions for compliance, regulatory, granular, and summary-level tax data — download and schedule from the SureTax platform.
Reference
Look up enumerations — the valid field values, type codes, and constants used across all SureTax API requests and batch file processing.
Get Started in 4 Steps
From zero to your first tax calculation in minutes.
Choose a Product
Select the SureTax solution that fits your industry — Telecom, Energy, Cannabis, or General Merchandise.
Get API Credentials
Obtain your Client ID and Validation Key from your SureTax account representative.
Read the Quickstart
Open the API Quickstart guide for your chosen API to review authentication, endpoints, and sample requests.
Make Your First Call
Send a test request to the SureTax sandbox and verify the calculated tax response comes back.