---
title: "List Institution Opt Out Catalog"
method: GET
path: "/digital-banking/v1/institution-opt-out-catalog"
tags: ["Institution Opt-Outs"]
---

# List Institution Opt Out Catalog

`GET /digital-banking/v1/institution-opt-out-catalog`

## Request

- Base URL: `https://api.modernfi.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.modernfi.com/digital-banking/v1/institution-opt-out-catalog`
- Auth: HTTP bearer
- TypeScript: <https://skmtc.dev/modernfi/apis/endpoints/docs/digital-banking/v1/institution-opt-out-catalog/get.ts> (a function with typed inputs; its response is checked against the schema)

Search the FDIC/NCUA catalog for institutions a depositor may exclude.

## Query parameters

- `search` string, nullable: Partial match on institution name, cert number, or federal id, or an exact ABA routing number.
- `limit` integer: Max rows to return.
- `offset` integer: Rows to skip before returning.

## Response `200`

Successful Response

- OptOutCatalogResponse
  - `institutions` OptOutCatalogInstitution[], required: Institutions of the caller's own type matching the search, ordered by name.
    - `federal_id` string, required: Identity of the institution (`F` bank / `N` credit union plus its number); send it to the add call to exclude the institution.
    - `cert_number` string, required: The federal id without its type prefix.
    - `name` string, required: Institution display name.
    - `city` string, required: City of the institution's headquarters.
    - `state` string, required: Two-letter state code of the institution's headquarters.

## Other responses

- `400`: Bad Request - Invalid input or validation error
- `401`: Unauthenticated - Invalid or missing authentication credentials
- `403`: Unauthorized - Insufficient permissions to access resource
- `422`: Validation Error
- `500`: Internal Server Error

## Changes

- **2026-10-29** `dda01ab66931`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/modernfi/apis/endpoints/changes/digital-banking/v1/institution-opt-out-catalog/get.md)

---

[API](https://skmtc.dev/modernfi/apis/endpoints.md) - [All operations](https://skmtc.dev/modernfi/apis/endpoints/llms.txt) - [OpenAPI document](https://skmtc.dev/modernfi/apis/endpoints/revisions/4bf4ac474dc0?raw)