---
title: "Usage report (deprecated)"
method: GET
path: "/api/chargehistory/installationreport"
tags: ["ChargeHistory"]
deprecated: true
---

# Usage report (deprecated)

`GET /api/chargehistory/installationreport`

## Request

- Base URL: `https://api.zaptec.com`
- URL: `https://api.zaptec.com/api/chargehistory/installationreport`
- Auth: OAuth 2
  - Password
  - Token URL: `https://api.zaptec.com/oauth/token`

> **Deprecated.**

**Deprecated**: Use the POST version instead.
Retrieves a usage report based on the provided filters (requires installation owner permissions).
GET requests are limited to a 2048-character URL length and may fail if exceeded.
`FromDate` and `EndDate` without an offset are read as wall-clock time in the installation's time zone.
With an offset or a `Z` suffix they are read as the instant they denote.

## Query parameters

- `FromDate` string, date-time
- `EndDate` string, date-time
- `InstallationId` string, uuid
- `UserIds` string[]
- `ChargerIds` string[]
- `GroupBy` 0 | 1 | 2: 0 = User 1 = Charger 2 = ChargeCardName
- `ReportFormat` 0 | 1: 0 = Summary 1 = Detailed

## Response `200`

OK

## Other responses

- `401`: Unauthorized
- `403`: Forbidden

## Changes

- **2026-11-03** `ba5be4fed4a6`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/zaptec/apis/zaptec-api/changes/api/chargehistory/installationreport/get.md)

---

[API](https://skmtc.dev/zaptec/apis/zaptec-api.md) - [All operations](https://skmtc.dev/zaptec/apis/zaptec-api/llms.txt) - [OpenAPI document](https://skmtc.dev/zaptec/apis/zaptec-api/revisions/ba5be4fed4a6?raw)