# Fifth Third Bancorp Custodial Accounts API

**Canonical:** https://apis.io/apis/fifth-third-bancorp/fifth-third-bancorp-custodial-accounts-api/  
**Provider:** Fifth Third Bancorp — https://apis.io/providers/fifth-third-bancorp/  
**Base URL:** https://sandbox.newline53.com/api/v1  
**Documentation:** https://developers.newline53.com/reference/auth

Fifth Third Bancorp Custodial Accounts API is one of 13 APIs that [Fifth Third Bancorp](https://apis.io/providers/fifth-third-bancorp/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Custodial Accounts. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.

Fifth Third Bank holds Custodial Accounts and represents funds managed for Customers. Through these endpoints, you can manage balances and track account statuses. **Endpoints:** - GET [List Custodial Accounts: GET /custodial_accounts](https://developers.newline53.com/reference/get_custodial-accounts) - GET [Get a single Custodial Account: GET /custodial_accounts/{uid}](https://developers.newline53.com/reference/get_custodial-accounts-uid) A Custodial Account is the account held by Fifth Third Bank. Custodial Accounts in a Program can only be created for the Service Offerings that have been configured for that Program. A Customer must successfully complete onboarding and pass all KYC/AML checks before their Custodial Accounts can be opened. This endpoint can be used to retrieve the accounts (active and archived) and their balances for your Customers. All funds must be emptied from a Custodial Account before it can be archived.

## Operations (4)

| Method | Path | Summary |
|---|---|---|
| GET | `/custodial_accounts` | List Custodial Accounts |
| GET | `/custodial_accounts/{uid}` | Get a single Custodial Account |
| GET | `/custodial_account_closing_balances` | List Custodial Account Closing Balances |
| GET | `/custodial_account_closing_balances/{uid}` | Get a single Custodial Account Closing Balance |

## Machine-readable artifacts (23)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/fifth-third-bancorp/refs/heads/main/openapi/fifth-third-bancorp-custodial-accounts-api-openapi.yml
- **Documentation** — https://developers.newline53.com/docs/api-authentication
- **APIReference** — https://developers.newline53.com/reference/post_auth
- **APIReference** — https://developers.newline53.com/reference/customers
- **Documentation** — https://developers.newline53.com/reference/overview-of-customer-types
- **APIReference** — https://developers.newline53.com/reference/customer-products
- **Documentation** — https://developers.newline53.com/reference/customer-product-statuses
- **APIReference** — https://developers.newline53.com/reference/products
- **APIReference** — https://developers.newline53.com/reference/pools
- **APIReference** — https://developers.newline53.com/reference/custodial-accounts
- **Documentation** — https://developers.newline53.com/reference/custodial-account-statuses
- **APIReference** — https://developers.newline53.com/reference/synthetic-accounts
- **Documentation** — https://developers.newline53.com/reference/synthetic-account-categories
- **APIReference** — https://developers.newline53.com/reference/transfers
- **Documentation** — https://developers.newline53.com/reference/transfer-statuses
- **APIReference** — https://developers.newline53.com/reference/combined-transfers
- **APIReference** — https://developers.newline53.com/reference/transactions
- **Documentation** — https://developers.newline53.com/reference/transaction-statuses-and-transaction-types
- **APIReference** — https://developers.newline53.com/reference/returns
- **APIReference** — https://developers.newline53.com/reference/virtual-reference-numbers
- **Documentation** — https://developers.newline53.com/reference/virtual-reference-number-statuses
- **APIReference** — https://developers.newline53.com/reference/sandbox
- **Documentation** — https://developers.newline53.com/docs/sandbox-walkthrough

## Other Fifth Third Bancorp APIs (12)

- [Fifth Third Bancorp Auth API](https://apis.io/apis/fifth-third-bancorp/fifth-third-bancorp-auth-api/)
- [Fifth Third Bancorp Combined Transfers API](https://apis.io/apis/fifth-third-bancorp/fifth-third-bancorp-combined-transfers-api/)
- [Fifth Third Bancorp Customer Products API](https://apis.io/apis/fifth-third-bancorp/fifth-third-bancorp-customer-products-api/)
- [Fifth Third Bancorp Customers API](https://apis.io/apis/fifth-third-bancorp/fifth-third-bancorp-customers-api/)
- [Fifth Third Bancorp Pools API](https://apis.io/apis/fifth-third-bancorp/fifth-third-bancorp-pools-api/)
- [Fifth Third Bancorp Products API](https://apis.io/apis/fifth-third-bancorp/fifth-third-bancorp-products-api/)
- [Fifth Third Bancorp Returns API](https://apis.io/apis/fifth-third-bancorp/fifth-third-bancorp-returns-api/)
- [Fifth Third Bancorp Sandbox API](https://apis.io/apis/fifth-third-bancorp/fifth-third-bancorp-sandbox-api/)
- [Fifth Third Bancorp Synthetic Accounts API](https://apis.io/apis/fifth-third-bancorp/fifth-third-bancorp-synthetic-accounts-api/)
- [Fifth Third Bancorp Transactions API](https://apis.io/apis/fifth-third-bancorp/fifth-third-bancorp-transactions-api/)
- [Fifth Third Bancorp Transfers API](https://apis.io/apis/fifth-third-bancorp/fifth-third-bancorp-transfers-api/)
- [Fifth Third Bancorp Virtual Reference Numbers API](https://apis.io/apis/fifth-third-bancorp/fifth-third-bancorp-virtual-reference-numbers-api/)

## Tags

Custodial Accounts

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/fifth-third-bancorp/fifth-third-bancorp-custodial-accounts-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/fifth-third-bancorp/.