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Welcome to the Energy API Developer Guide

Your complete resource for energy and utility tax calculation integration

The Energy API provides specialized tax calculation for energy and utility transactions — including electricity, natural gas, fuel, and renewable energy. Use this guide to integrate energy-specific tax logic into your utility billing and management systems.

Quick Start Guide

Get your first energy tax calculation running in minutes. Covers authentication, basic requests, and response handling.

API Reference

Full endpoint documentation with request/response schemas, field definitions, enumerations, and code samples.

Common Use Cases

Real-world scenarios including utility billing, fuel tax calculations, renewable energy credits, tiered rate structures, and multi-jurisdiction energy compliance.

Get Started with the Quick Start Guide