---
title: "Referring entities missing Channel and/or Category, based on missingFilter. SubChannel is optional and does not count as missing. missingFilter: channel | category | either (default either) hasReferredOnly: when true (default), only entities that appear on a job referral. Returns every matching row."
method: GET
path: "/api/v1/Admin/RefEntityAdminAssignment/Missing"
tags: ["RefEntityAdminAssignment"]
---

# Referring entities missing Channel and/or Category, based on missingFilter. SubChannel is optional and does not count as missing. missingFilter: channel | category | either (default either) hasReferredOnly: when true (default), only entities that appear on a job referral. Returns every matching row.

`GET /api/v1/Admin/RefEntityAdminAssignment/Missing`

## Request

- Base URL: `https://api.fireserviceusa.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.fireserviceusa.com/api/v1/Admin/RefEntityAdminAssignment/Missing`
- Auth: none declared

## Query parameters

- `missingFilter` string
- `referringEntityTypeId` integer
- `search` string
- `orderBy` string
- `orderDirection` string
- `hasReferredOnly` boolean

## Response `200`

Success

## Changes

> 17 revisions in range; 1 not diffed.

- **2026-10-20** `f99ed9264abe`: 1 info
  - added the new optional `query` request parameter `hasReferredOnly`

[Operation history](https://skmtc.dev/fireserviceusa/apis/fireservice-usa-p2-api/changes/api/v1/Admin/RefEntityAdminAssignment/Missing/get.md)

---

[API](https://skmtc.dev/fireserviceusa/apis/fireservice-usa-p2-api.md) - [All operations](https://skmtc.dev/fireserviceusa/apis/fireservice-usa-p2-api/llms.txt) - [OpenAPI document](https://skmtc.dev/fireserviceusa/apis/fireservice-usa-p2-api/revisions/96ea2ea68d87?raw)