---
title: "Utility-specific electricity tariff from OpenEI URDB (upgrade from state-average /api/rate)"
method: GET
path: "/api/utility-rate"
---

# Utility-specific electricity tariff from OpenEI URDB (upgrade from state-average /api/rate)

`GET /api/utility-rate`

## Request

- Base URL: `https://emission-factors.com`
- URL: `https://emission-factors.com/api/utility-rate`
- Auth: none declared

## Query parameters

- `zip` string
- `utility` string
- `eiaid` integer
- `sector` 'Residential' | 'Commercial' | 'Industrial' | 'Lighting' | 'RES' | 'COM' | 'IND'
- `limit` integer

## Response `200`

Currently-active default tariffs with effective rate, tiers, TOU flag, and source PDF

## Other responses

- `400`: No zip, utility, or eiaid provided, or an invalid sector or limit
- `404`: Unknown ZIP code
- `503`: OpenEI URDB API temporarily unavailable; retry (Retry-After header)

---

[API](https://skmtc.dev/emission-factors/apis/emission-factors-com-api.md) · [All operations](https://skmtc.dev/emission-factors/apis/emission-factors-com-api/llms.txt) · [OpenAPI document](https://skmtc.dev/emission-factors/apis/emission-factors-com-api/revisions/6a306ef2044a?raw)